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Pseudococcus citri Stock Photos and Images
Citrus mealybug, Common mealybug, Citrus scale (Pseudococcus citri, Planococcus citri, Dactylopius citri), male Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-citrus-mealybug-common-mealybug-citrus-scale-pseudococcus-citri-planococcus-120519181.htmlRMH023CD–Citrus mealybug, Common mealybug, Citrus scale (Pseudococcus citri, Planococcus citri, Dactylopius citri), male
Citrus mealybug Planococcus citri immatures with waxy secretion on a house plant leaf Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-citrus-mealybug-planococcus-citri-immatures-with-waxy-secretion-on-13149307.htmlRMACG9EM–Citrus mealybug Planococcus citri immatures with waxy secretion on a house plant leaf
Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/long-tailed-mealybug-pseudococcus-longispinus-on-an-olive-leaf-white-cotton-secreted-by-the-female-hides-the-eggs-image452563736.htmlRF2H881JG–Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs.
Mealy Bug - Long Tailed- on Phalaenopsis Orchid- (Ferrisia virgata syns: Phenaccocus solani Plahoccocus citri Pseudococcus lon Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-mealy-bug-long-tailed-on-phalaenopsis-orchid-ferrisia-virgata-syns-113505151.htmlRMGGJGYB–Mealy Bug - Long Tailed- on Phalaenopsis Orchid- (Ferrisia virgata syns: Phenaccocus solani Plahoccocus citri Pseudococcus lon
Mealy bug , Planococcus citri, Satara, Maharashtra, India Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/mealy-bug-planococcus-citri-satara-maharashtra-india-image481523526.htmlRF2JYB84P–Mealy bug , Planococcus citri, Satara, Maharashtra, India
Mealy Bug - Long Tailed- on Phalaenopsis Orchid- (Ferrisia virgata syns: Phenaccocus solani Plahoccocus citri Pseudococcus lon Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-mealy-bug-long-tailed-on-phalaenopsis-orchid-ferrisia-virgata-syns-113505152.htmlRMGGJGYC–Mealy Bug - Long Tailed- on Phalaenopsis Orchid- (Ferrisia virgata syns: Phenaccocus solani Plahoccocus citri Pseudococcus lon
Mealy bugs on a calamandin leaf. Long-tailed mealybug (Pseudococcus longispinus). Female adult and nymph. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/mealy-bugs-on-a-calamandin-leaf-long-tailed-mealybug-pseudococcus-longispinus-female-adult-and-nymph-image553932373.htmlRF2R55PB1–Mealy bugs on a calamandin leaf. Long-tailed mealybug (Pseudococcus longispinus). Female adult and nymph.
Mealybug mealy bug infestation on cacti houseplant, UK Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-mealybug-mealy-bug-infestation-on-cacti-houseplant-uk-165124764.htmlRFKGJ290–Mealybug mealy bug infestation on cacti houseplant, UK
. A manual of dangerous insects likely to be introduced in the United States through importations. Dangerous Scale Insects. Fig 1.—The bamboo scale (Chionaspis graminis). Fig. 2.—The fluted scale (*Icerya purchasi).Fig. 3.—The citrus scale {*Pseudococcus citri). Fig. 4.—* Coccus hesperidum, a scale of citrus,tea, and palms. (Original, Sasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate III. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-manual-of-dangerous-insects-likely-to-be-introduced-in-the-united-states-through-importations-dangerous-scale-insects-fig-1the-bamboo-scale-chionaspis-graminis-fig-2the-fluted-scale-icerya-purchasifig-3the-citrus-scale-pseudococcus-citri-fig-4-coccus-hesperidum-a-scale-of-citrustea-and-palms-original-sasscer-u-s-dept-of-agriculture-manual-of-dangerous-insects-plate-iii-image336742856.htmlRM2AFRXXG–. A manual of dangerous insects likely to be introduced in the United States through importations. Dangerous Scale Insects. Fig 1.—The bamboo scale (Chionaspis graminis). Fig. 2.—The fluted scale (*Icerya purchasi).Fig. 3.—The citrus scale {*Pseudococcus citri). Fig. 4.—* Coccus hesperidum, a scale of citrus,tea, and palms. (Original, Sasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate III.
Macro Planococcus citri Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/macro-planococcus-citri-image444102569.htmlRF2GPEHA1–Macro Planococcus citri
Planococcus citri, commonly known as the citrus mealybug isolated on a green leaf, macro, top view Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/planococcus-citri-commonly-known-as-the-citrus-mealybug-isolated-on-a-green-leaf-macro-top-view-image607305356.htmlRF2X81450–Planococcus citri, commonly known as the citrus mealybug isolated on a green leaf, macro, top view
Mealybug, planococcus citrus, dangerous pest on orchid leaf. Macro photo of tropical damaging insect Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/mealybug-planococcus-citrus-dangerous-pest-on-orchid-leaf-macro-photo-of-tropical-damaging-insect-image502636126.htmlRF2M5N1E6–Mealybug, planococcus citrus, dangerous pest on orchid leaf. Macro photo of tropical damaging insect
. Abb. 86. Stichkanal von Pseudococcus citri im Blattnerv von Coleus. Intrazellulärer Stichverlauf, mehrere Fehlstiche, Aus- saugting im Phloem und Xylem. Speichel- scheidcn schwarz. — Nach Vos axis Weber. Cryftococcus fagi den Schleiinfluß. nach Büxzn verbreiten die Cocciden die Phloem-Nekrose des Kaffeestrauches. Ferner sollen sich Frost- schäden bei Schildlaiisbefall viel stärker auswirken. Um die mit Pseudo- coccus viiis besetzten Wurzeln bil- det die Uredinee Born-etina corium schwammige Polster. Stirbt die Wurzel ab, so fruktifiziert der Pilz und die Cocciden wandern mit Sporen beladen z Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/abb-86-stichkanal-von-pseudococcus-citri-im-blattnerv-von-coleus-intrazellulrer-stichverlauf-mehrere-fehlstiche-aus-saugting-im-phloem-und-xylem-speichel-scheidcn-schwarz-nach-vos-axis-weber-cryftococcus-fagi-den-schleiinflu-nach-bxzn-verbreiten-die-cocciden-die-phloem-nekrose-des-kaffeestrauches-ferner-sollen-sich-frost-schden-bei-schildlaiisbefall-viel-strker-auswirken-um-die-mit-pseudo-coccus-viiis-besetzten-wurzeln-bil-det-die-uredinee-born-etina-corium-schwammige-polster-stirbt-die-wurzel-ab-so-fruktifiziert-der-pilz-und-die-cocciden-wandern-mit-sporen-beladen-z-image179899390.htmlRMMCK3E6–. Abb. 86. Stichkanal von Pseudococcus citri im Blattnerv von Coleus. Intrazellulärer Stichverlauf, mehrere Fehlstiche, Aus- saugting im Phloem und Xylem. Speichel- scheidcn schwarz. — Nach Vos axis Weber. Cryftococcus fagi den Schleiinfluß. nach Büxzn verbreiten die Cocciden die Phloem-Nekrose des Kaffeestrauches. Ferner sollen sich Frost- schäden bei Schildlaiisbefall viel stärker auswirken. Um die mit Pseudo- coccus viiis besetzten Wurzeln bil- det die Uredinee Born-etina corium schwammige Polster. Stirbt die Wurzel ab, so fruktifiziert der Pilz und die Cocciden wandern mit Sporen beladen z
Citrus mealybug Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-citrus-mealybug-29244209.htmlRMBKG581–Citrus mealybug
Citrus mealybug, Common mealybug, Citrus scale (Pseudococcus citri, Planococcus citri, Dactylopius citri), female Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-citrus-mealybug-common-mealybug-citrus-scale-pseudococcus-citri-planococcus-120519180.htmlRMH023CC–Citrus mealybug, Common mealybug, Citrus scale (Pseudococcus citri, Planococcus citri, Dactylopius citri), female
Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/long-tailed-mealybug-pseudococcus-longispinus-on-an-olive-leaf-white-cotton-secreted-by-the-female-hides-the-eggs-image452563570.htmlRF2H881CJ–Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs.
. A manual of dangerous insects likely to be introduced in the United States through importations. Dangerous Scale Insects. Fig 1.—The bamboo scale (Chionaspis graminis). Fig. 2.—The fluted scale (*Icerya purchasi).Fig. 3.—The citrus scale {*Pseudococcus citri). Fig. 4.—* Coccus hesperidum, a scale of citrus,tea, and palms. (Original, Sasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate III.. Australian Scale Insects. Fig. 1.—The cordyline scale (Leucaspis cordylinidis). Figs. 2, 3.—A scale (Lepidosaphes pallens),of Xanthorrhoea. Fig. 4.—A scale {Chionaspis nitida) of Davie Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-manual-of-dangerous-insects-likely-to-be-introduced-in-the-united-states-through-importations-dangerous-scale-insects-fig-1the-bamboo-scale-chionaspis-graminis-fig-2the-fluted-scale-icerya-purchasifig-3the-citrus-scale-pseudococcus-citri-fig-4-coccus-hesperidum-a-scale-of-citrustea-and-palms-original-sasscer-u-s-dept-of-agriculture-manual-of-dangerous-insects-plate-iii-australian-scale-insects-fig-1the-cordyline-scale-leucaspis-cordylinidis-figs-2-3a-scale-lepidosaphes-pallensof-xanthorrhoea-fig-4a-scale-chionaspis-nitida-of-davie-image336742790.htmlRM2AFRXT6–. A manual of dangerous insects likely to be introduced in the United States through importations. Dangerous Scale Insects. Fig 1.—The bamboo scale (Chionaspis graminis). Fig. 2.—The fluted scale (*Icerya purchasi).Fig. 3.—The citrus scale {*Pseudococcus citri). Fig. 4.—* Coccus hesperidum, a scale of citrus,tea, and palms. (Original, Sasscer.) U. S. Dept. of Agriculture, Manual of Dangerous Insects. Plate III.. Australian Scale Insects. Fig. 1.—The cordyline scale (Leucaspis cordylinidis). Figs. 2, 3.—A scale (Lepidosaphes pallens),of Xanthorrhoea. Fig. 4.—A scale {Chionaspis nitida) of Davie
Planococcus citri, commonly known as the citrus mealybug isolated, photo on a green leaf, macro, top view Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/planococcus-citri-commonly-known-as-the-citrus-mealybug-isolated-photo-on-a-green-leaf-macro-top-view-image607984607.htmlRF2X942FY–Planococcus citri, commonly known as the citrus mealybug isolated, photo on a green leaf, macro, top view
Mealybug, planococcus citrus, dangerous pest on orchid. Macro photo of tropical damaging insect Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/mealybug-planococcus-citrus-dangerous-pest-on-orchid-macro-photo-of-tropical-damaging-insect-image502636116.htmlRF2M5N1DT–Mealybug, planococcus citrus, dangerous pest on orchid. Macro photo of tropical damaging insect
Citrus mealybug, Common mealybug, Citrus scale (Pseudococcus citri, Planococcus citri, Dactylopius citri), female Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-citrus-mealybug-common-mealybug-citrus-scale-pseudococcus-citri-planococcus-120519179.htmlRMH023CB–Citrus mealybug, Common mealybug, Citrus scale (Pseudococcus citri, Planococcus citri, Dactylopius citri), female
Larvae of black scale, Saissetia oleae and Long-tailed mealybug Pseudococcus longispinus on the olive tree. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/larvae-of-black-scale-saissetia-oleae-and-long-tailed-mealybug-pseudococcus-longispinus-on-the-olive-tree-image452563644.htmlRF2H881F8–Larvae of black scale, Saissetia oleae and Long-tailed mealybug Pseudococcus longispinus on the olive tree.
![. Bulletin of the U.S. Department of Agriculture. Agriculture. 3ul. 1 34, U. S. Dept. of Agricultur Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Print. Off. Stock Photo](https://c8.alamy.com/comp/RGBHXM/bulletin-of-the-us-department-of-agriculture-agriculture-3ul-1-34-u-s-dept-of-agricultur-plate-vi-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-department-supt-of-docs-govt-print-off-RGBHXM.jpg ". Bulletin of the U.S. Department of Agriculture. Agriculture. 3ul. 1 34, U. S. Dept. of Agricultur Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Print. Off. Stock Photo")
. Bulletin of the U.S. Department of Agriculture. Agriculture. 3ul. 1 34, U. S. Dept. of Agricultur Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Print. Off. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-of-the-us-department-of-agriculture-agriculture-3ul-1-34-u-s-dept-of-agricultur-plate-vi-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-department-supt-of-docs-govt-print-off-image233824828.htmlRMRGBHXM–. Bulletin of the U.S. Department of Agriculture. Agriculture. 3ul. 1 34, U. S. Dept. of Agricultur Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Print. Off.
Mealybug, planococcus citrus, dangerous pest on orchid. Macro photo of tropical damaging insect Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/mealybug-planococcus-citrus-dangerous-pest-on-orchid-macro-photo-of-tropical-damaging-insect-image502636124.htmlRF2M5N1E4–Mealybug, planococcus citrus, dangerous pest on orchid. Macro photo of tropical damaging insect
Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/long-tailed-mealybug-pseudococcus-longispinus-on-an-olive-leaf-white-cotton-secreted-by-the-female-hides-the-eggs-image452563560.htmlRF2H881C8–Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs.
. Bulletin of the U.S. Department of Agriculture. Agriculture. CONTROL OF ARGENTINE ANT IN CALIFORNIA. to adjacent trees. The chief damage done by the Argentine ant in Cahfornia citrus orchards has been through its relation to mealybug infestations, particularly the common mealybug, Pseudococcus citri (Risso). Prior to the reported presence of this ant in the Southwest, one species of mealybug was recorded as a serious citrus pest in only three or four limited districts, where it was characterized by sporadic outbreaks which would quickly disappear. In the last decade, which is contemporaneous Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-of-the-us-department-of-agriculture-agriculture-control-of-argentine-ant-in-california-to-adjacent-trees-the-chief-damage-done-by-the-argentine-ant-in-cahfornia-citrus-orchards-has-been-through-its-relation-to-mealybug-infestations-particularly-the-common-mealybug-pseudococcus-citri-risso-prior-to-the-reported-presence-of-this-ant-in-the-southwest-one-species-of-mealybug-was-recorded-as-a-serious-citrus-pest-in-only-three-or-four-limited-districts-where-it-was-characterized-by-sporadic-outbreaks-which-would-quickly-disappear-in-the-last-decade-which-is-contemporaneous-image233800137.htmlRMRGAECW–. Bulletin of the U.S. Department of Agriculture. Agriculture. CONTROL OF ARGENTINE ANT IN CALIFORNIA. to adjacent trees. The chief damage done by the Argentine ant in Cahfornia citrus orchards has been through its relation to mealybug infestations, particularly the common mealybug, Pseudococcus citri (Risso). Prior to the reported presence of this ant in the Southwest, one species of mealybug was recorded as a serious citrus pest in only three or four limited districts, where it was characterized by sporadic outbreaks which would quickly disappear. In the last decade, which is contemporaneous
Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/long-tailed-mealybug-pseudococcus-longispinus-on-an-olive-leaf-white-cotton-secreted-by-the-female-hides-the-eggs-image452563794.htmlRF2H881MJ–Long-tailed mealybug (Pseudococcus longispinus) on an olive leaf. White cotton secreted by the female hides the eggs.
![. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Bui. 1 34, U. S. Dept. of Agriculture. Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O. Stock Photo](https://c8.alamy.com/comp/RGBEWW/bulletin-of-the-us-department-of-agriculture-agriculture-agriculture-bui-1-34-u-s-dept-of-agriculture-plate-vi-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-dept-supt-of-docs-g-p-o-RGBEWW.jpg ". Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Bui. 1 34, U. S. Dept. of Agriculture. Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O. Stock Photo")
. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Bui. 1 34, U. S. Dept. of Agriculture. Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-of-the-us-department-of-agriculture-agriculture-agriculture-bui-1-34-u-s-dept-of-agriculture-plate-vi-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-dept-supt-of-docs-g-p-o-image233822453.htmlRMRGBEWW–. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Bui. 1 34, U. S. Dept. of Agriculture. Plate VI.. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
![. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citri), Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , Stock Photo](https://c8.alamy.com/comp/RGBEWF/bulletin-of-the-us-department-of-agriculture-agriculture-agriculture-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-fig-2lemons-with-severe-infestation-of-mealy-bug-p-citri-acireale-sicily-original-damage-to-citrus-fruits-by-the-mealy-bug-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-dept-supt-of-docs-RGBEWF.jpg ". Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citri), Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , Stock Photo")
. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citri), Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-of-the-us-department-of-agriculture-agriculture-agriculture-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-fig-2lemons-with-severe-infestation-of-mealy-bug-p-citri-acireale-sicily-original-damage-to-citrus-fruits-by-the-mealy-bug-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-dept-supt-of-docs-image233822443.htmlRMRGBEWF–. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citri), Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. ,
. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. CONTEOL OF ARGE:S^TINE ANT IN CALIFORNIA. to adjacent trees. The chief damage done by the Argentine ant in Cahfornia citrus orchards has been through its relation to mealybug infestations, particularly the common mealj^bug, Pseudococcus citri (Risso). Prior to the reported presence of this ant in the Southwest, one species of mealybug was recorded as a serious citrus pest in only three or four limited districts, where it was characterized by sporadic outbreaks which would quickly disappear. In the last decade, which is Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-of-the-us-department-of-agriculture-agriculture-agriculture-conteol-of-argestine-ant-in-california-to-adjacent-trees-the-chief-damage-done-by-the-argentine-ant-in-cahfornia-citrus-orchards-has-been-through-its-relation-to-mealybug-infestations-particularly-the-common-mealjbug-pseudococcus-citri-risso-prior-to-the-reported-presence-of-this-ant-in-the-southwest-one-species-of-mealybug-was-recorded-as-a-serious-citrus-pest-in-only-three-or-four-limited-districts-where-it-was-characterized-by-sporadic-outbreaks-which-would-quickly-disappear-in-the-last-decade-which-is-image233826355.htmlRMRGBKW7–. Bulletin of the U.S. Department of Agriculture. Agriculture; Agriculture. CONTEOL OF ARGE:S^TINE ANT IN CALIFORNIA. to adjacent trees. The chief damage done by the Argentine ant in Cahfornia citrus orchards has been through its relation to mealybug infestations, particularly the common mealj^bug, Pseudococcus citri (Risso). Prior to the reported presence of this ant in the Southwest, one species of mealybug was recorded as a serious citrus pest in only three or four limited districts, where it was characterized by sporadic outbreaks which would quickly disappear. In the last decade, which is
![. Bulletin of the U.S. Department of Agriculture. Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citrp, Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Pri Stock Photo](https://c8.alamy.com/comp/RGBHWX/bulletin-of-the-us-department-of-agriculture-agriculture-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-fig-2lemons-with-severe-infestation-of-mealy-bug-p-citrp-acireale-sicily-original-damage-to-citrus-fruits-by-the-mealy-bug-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-department-supt-of-docs-govt-pri-RGBHWX.jpg ". Bulletin of the U.S. Department of Agriculture. Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citrp, Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Pri Stock Photo")
. Bulletin of the U.S. Department of Agriculture. Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citrp, Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Pri Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-of-the-us-department-of-agriculture-agriculture-fig-1the-mealy-bug-pseudococcus-citri-on-oranges-sicily-original-fig-2lemons-with-severe-infestation-of-mealy-bug-p-citrp-acireale-sicily-original-damage-to-citrus-fruits-by-the-mealy-bug-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-dept-of-agriculture-washington-d-c-the-department-supt-of-docs-govt-pri-image233824806.htmlRMRGBHWX–. Bulletin of the U.S. Department of Agriculture. Agriculture. Fig. 1.—The Mealy Bug (Pseudococcus citri) on Oranges, Sicily. (Original.). Fig. 2.—Lemons with Severe Infestation of Mealy Bug (P. citrp, Acireale, Sicily. (Original.) DAMAGE TO CITRUS FRUITS BY THE MEALY BUG.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Dept. of Agriculture. [Washington, D. C. ?] : The Department : Supt. of Docs. , Govt. Pri
. Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada. Beneficial insects; Insect pests; Insects; Insects. CLASSIFICATION AND DESCRIPTION OF COMMON INSECTS 133 Long-tailed Mealy Bug (Pseudococcus longispinns Targ.).—A small mealy coated insect, viviparous, occurring on Coleus, ferns, croton, Poinsettia and citrous plants (Fig. 81). Citrus or Greenhouse Mealy Bug [Pseudococcus citri Risso).—Ovi- parous; occurs on Coleus, ferns and citrous plants. Common (Fig. 81). Clover Root Mealy Bug {Pseudococcus trifolii Forbes).—Occurs Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/class-book-of-economic-entomology-with-special-reference-to-the-economic-insects-of-the-northern-united-states-and-canada-beneficial-insects-insect-pests-insects-insects-classification-and-description-of-common-insects-133-long-tailed-mealy-bug-pseudococcus-longispinns-targa-small-mealy-coated-insect-viviparous-occurring-on-coleus-ferns-croton-poinsettia-and-citrous-plants-fig-81-citrus-or-greenhouse-mealy-bug-pseudococcus-citri-rissoovi-parous-occurs-on-coleus-ferns-and-citrous-plants-common-fig-81-clover-root-mealy-bug-pseudococcus-trifolii-forbesoccurs-image232773671.htmlRMREKN5B–. Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada. Beneficial insects; Insect pests; Insects; Insects. CLASSIFICATION AND DESCRIPTION OF COMMON INSECTS 133 Long-tailed Mealy Bug (Pseudococcus longispinns Targ.).—A small mealy coated insect, viviparous, occurring on Coleus, ferns, croton, Poinsettia and citrous plants (Fig. 81). Citrus or Greenhouse Mealy Bug [Pseudococcus citri Risso).—Ovi- parous; occurs on Coleus, ferns and citrous plants. Common (Fig. 81). Clover Root Mealy Bug {Pseudococcus trifolii Forbes).—Occurs
. California citrus culture. Fruit-culture; Citrus. CALIFORNIA CITRUS CULTURE. 51 INJURIOUS CITRUS INSECTS. Insects are not so minute and obscure as are funpi, and their pestif- erous work is much better understood. However, their ravag-es are often alarming. It is stated that by very conservative estimate the amount expended annually in California in insect control reaches the startling. Fig. 26.—Adult females and egg masses of the citrus mealy bu^ {Pseudococcus citri) on orange. (Essig, P. C. Jr. Ent.) sum of one million dollars. Tlie damage wrought by their attack doubt- less far exceeds th Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/california-citrus-culture-fruit-culture-citrus-california-citrus-culture-51-injurious-citrus-insects-insects-are-not-so-minute-and-obscure-as-are-funpi-and-their-pestif-erous-work-is-much-better-understood-however-their-ravag-es-are-often-alarming-it-is-stated-that-by-very-conservative-estimate-the-amount-expended-annually-in-california-in-insect-control-reaches-the-startling-fig-26adult-females-and-egg-masses-of-the-citrus-mealy-bu-pseudococcus-citri-on-orange-essig-p-c-jr-ent-sum-of-one-million-dollars-tlie-damage-wrought-by-their-attack-doubt-less-far-exceeds-th-image233687745.htmlRMRG5B2W–. California citrus culture. Fruit-culture; Citrus. CALIFORNIA CITRUS CULTURE. 51 INJURIOUS CITRUS INSECTS. Insects are not so minute and obscure as are funpi, and their pestif- erous work is much better understood. However, their ravag-es are often alarming. It is stated that by very conservative estimate the amount expended annually in California in insect control reaches the startling. Fig. 26.—Adult females and egg masses of the citrus mealy bu^ {Pseudococcus citri) on orange. (Essig, P. C. Jr. Ent.) sum of one million dollars. Tlie damage wrought by their attack doubt- less far exceeds th
. Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada. Beneficial insects; Insect pests; Insects; Insects. CLASSIFICATION AND DESCRIPTION OF COMMON INSECTS I33 Long-tailed Mealy Bug {Pseudococcus longispinus Targ.).—A small mealy coated insect, viviparous, occurring on Coleus, ferns, croton, Poinsettia and citrous plants (Fig. 81). Citrus or Greenhouse Mealy Bug {Pseudococcus citri Risso).—Ovi- parous; occurs on Coleus, ferns and citrous plants. Common (Fig. 81). Clover Root Mealy Bug {Pseudococcus trijolii Forbes).—Occurs Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/class-book-of-economic-entomology-with-special-reference-to-the-economic-insects-of-the-northern-united-states-and-canada-beneficial-insects-insect-pests-insects-insects-classification-and-description-of-common-insects-i33-long-tailed-mealy-bug-pseudococcus-longispinus-targa-small-mealy-coated-insect-viviparous-occurring-on-coleus-ferns-croton-poinsettia-and-citrous-plants-fig-81-citrus-or-greenhouse-mealy-bug-pseudococcus-citri-rissoovi-parous-occurs-on-coleus-ferns-and-citrous-plants-common-fig-81-clover-root-mealy-bug-pseudococcus-trijolii-forbesoccurs-image232773513.htmlRMREKMYN–. Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada. Beneficial insects; Insect pests; Insects; Insects. CLASSIFICATION AND DESCRIPTION OF COMMON INSECTS I33 Long-tailed Mealy Bug {Pseudococcus longispinus Targ.).—A small mealy coated insect, viviparous, occurring on Coleus, ferns, croton, Poinsettia and citrous plants (Fig. 81). Citrus or Greenhouse Mealy Bug {Pseudococcus citri Risso).—Ovi- parous; occurs on Coleus, ferns and citrous plants. Common (Fig. 81). Clover Root Mealy Bug {Pseudococcus trijolii Forbes).—Occurs
![. Cooperative economic insect report. Beneficial insects; Insect pests. Pseudaonidia clavigera Can armored scale) 5, 833, S4l Pseudaonidia duplex (camphor scale) scale) rf7 Pseudaulacaspis pentago (white T97 62, 84, 86, 96, 104, 105, 177, 222, 224, 229, 236, 244, 279, 301, 368, 418, 423, 446, 619, 1067, TTB7, 1267, 1291, 1300, 1302 Losses: 592 Pseudocneorhinus bifasciatus (a Japanese weevTT) 365, 904, 1012 386, 653 spp. Pse do mealybug) 49, 85, 105, 145, 244, 280, 369, 423, 453, 553, 800, 1247."T515, 1338 Pseudococcus boninsis (gray sugar- cane mealybug) 1214 Pseudococcus citri (citrus me Stock Photo](https://c8.alamy.com/comp/RE94GR/cooperative-economic-insect-report-beneficial-insects-insect-pests-pseudaonidia-clavigera-can-armored-scale-5-833-s4l-pseudaonidia-duplex-camphor-scale-scale-rf7-pseudaulacaspis-pentago-white-t97-62-84-86-96-104-105-177-222-224-229-236-244-279-301-368-418-423-446-619-1067-ttb7-1267-1291-1300-1302-losses-592-pseudocneorhinus-bifasciatus-a-japanese-weevtt-365-904-1012-386-653-spp-pse-do-mealybug-49-85-105-145-244-280-369-423-453-553-800-1247quott515-1338-pseudococcus-boninsis-gray-sugar-cane-mealybug-1214-pseudococcus-citri-citrus-me-RE94GR.jpg ". Cooperative economic insect report. Beneficial insects; Insect pests. Pseudaonidia clavigera Can armored scale) 5, 833, S4l Pseudaonidia duplex (camphor scale) scale) rf7 Pseudaulacaspis pentago (white T97 62, 84, 86, 96, 104, 105, 177, 222, 224, 229, 236, 244, 279, 301, 368, 418, 423, 446, 619, 1067, TTB7, 1267, 1291, 1300, 1302 Losses: 592 Pseudocneorhinus bifasciatus (a Japanese weevTT) 365, 904, 1012 386, 653 spp. Pse do mealybug) 49, 85, 105, 145, 244, 280, 369, 423, 453, 553, 800, 1247."T515, 1338 Pseudococcus boninsis (gray sugar- cane mealybug) 1214 Pseudococcus citri (citrus me Stock Photo")
. Cooperative economic insect report. Beneficial insects; Insect pests. Pseudaonidia clavigera Can armored scale) 5, 833, S4l Pseudaonidia duplex (camphor scale) scale) rf7 Pseudaulacaspis pentago (white T97 62, 84, 86, 96, 104, 105, 177, 222, 224, 229, 236, 244, 279, 301, 368, 418, 423, 446, 619, 1067, TTB7, 1267, 1291, 1300, 1302 Losses: 592 Pseudocneorhinus bifasciatus (a Japanese weevTT) 365, 904, 1012 386, 653 spp. Pse do mealybug) 49, 85, 105, 145, 244, 280, 369, 423, 453, 553, 800, 1247."T515, 1338 Pseudococcus boninsis (gray sugar- cane mealybug) 1214 Pseudococcus citri (citrus me Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cooperative-economic-insect-report-beneficial-insects-insect-pests-pseudaonidia-clavigera-can-armored-scale-5-833-s4l-pseudaonidia-duplex-camphor-scale-scale-rf7-pseudaulacaspis-pentago-white-t97-62-84-86-96-104-105-177-222-224-229-236-244-279-301-368-418-423-446-619-1067-ttb7-1267-1291-1300-1302-losses-592-pseudocneorhinus-bifasciatus-a-japanese-weevtt-365-904-1012-386-653-spp-pse-do-mealybug-49-85-105-145-244-280-369-423-453-553-800-1247quott515-1338-pseudococcus-boninsis-gray-sugar-cane-mealybug-1214-pseudococcus-citri-citrus-me-image232541143.htmlRMRE94GR–. Cooperative economic insect report. Beneficial insects; Insect pests. Pseudaonidia clavigera Can armored scale) 5, 833, S4l Pseudaonidia duplex (camphor scale) scale) rf7 Pseudaulacaspis pentago (white T97 62, 84, 86, 96, 104, 105, 177, 222, 224, 229, 236, 244, 279, 301, 368, 418, 423, 446, 619, 1067, TTB7, 1267, 1291, 1300, 1302 Losses: 592 Pseudocneorhinus bifasciatus (a Japanese weevTT) 365, 904, 1012 386, 653 spp. Pse do mealybug) 49, 85, 105, 145, 244, 280, 369, 423, 453, 553, 800, 1247."T515, 1338 Pseudococcus boninsis (gray sugar- cane mealybug) 1214 Pseudococcus citri (citrus me
. Elementary textbook of economic zoology and entomology. Zoology; Insect pests. INSECTS AFFECTING CITRUS FRUITS 457 fruit. The insect is destructive to citrus trees in Florida and the other Gulf states, but does not occur in California. It is very often found as a pest in greenhouses in many sections of the United States. When the scales occur on parts of the tree that can readily be reached with sprays they may be com- paratively easily controlled by spraying with kerosene emul- sion; otherwise, fumigation should be resorted to. The Mealy-bug (Pseudococcus citri).—This insect is one of those Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/elementary-textbook-of-economic-zoology-and-entomology-zoology-insect-pests-insects-affecting-citrus-fruits-457-fruit-the-insect-is-destructive-to-citrus-trees-in-florida-and-the-other-gulf-states-but-does-not-occur-in-california-it-is-very-often-found-as-a-pest-in-greenhouses-in-many-sections-of-the-united-states-when-the-scales-occur-on-parts-of-the-tree-that-can-readily-be-reached-with-sprays-they-may-be-com-paratively-easily-controlled-by-spraying-with-kerosene-emul-sion-otherwise-fumigation-should-be-resorted-to-the-mealy-bug-pseudococcus-citrithis-insect-is-one-of-those-image231735317.htmlRMRD0CN9–. Elementary textbook of economic zoology and entomology. Zoology; Insect pests. INSECTS AFFECTING CITRUS FRUITS 457 fruit. The insect is destructive to citrus trees in Florida and the other Gulf states, but does not occur in California. It is very often found as a pest in greenhouses in many sections of the United States. When the scales occur on parts of the tree that can readily be reached with sprays they may be com- paratively easily controlled by spraying with kerosene emul- sion; otherwise, fumigation should be resorted to. The Mealy-bug (Pseudococcus citri).—This insect is one of those
. Elementary textbook of economic zoology and entomology. Zoology; Insect pests. 458 ECONOMIC ZOOLOGY AND ENTOMOLOGY to penetrate, mealy-bugs are among the most dreaded pests in the orange and lemon orchards. Any of the sprays used at ordinary strength will leave many of them unharmed. A strong carbolic acid spray, made as suggested on page 417 and applied under a very high pressure, is the most efficient remedy yet found. Two or three or even more applications are often necessary before the insects can all be destroyed. Fumiga-. FIG. 218.—Mealy-bugs, Pseudococcus citri, on lemons. Quayle, pho Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/elementary-textbook-of-economic-zoology-and-entomology-zoology-insect-pests-458-economic-zoology-and-entomology-to-penetrate-mealy-bugs-are-among-the-most-dreaded-pests-in-the-orange-and-lemon-orchards-any-of-the-sprays-used-at-ordinary-strength-will-leave-many-of-them-unharmed-a-strong-carbolic-acid-spray-made-as-suggested-on-page-417-and-applied-under-a-very-high-pressure-is-the-most-efficient-remedy-yet-found-two-or-three-or-even-more-applications-are-often-necessary-before-the-insects-can-all-be-destroyed-fumiga-fig-218mealy-bugs-pseudococcus-citri-on-lemons-quayle-pho-image231735315.htmlRMRD0CN7–. Elementary textbook of economic zoology and entomology. Zoology; Insect pests. 458 ECONOMIC ZOOLOGY AND ENTOMOLOGY to penetrate, mealy-bugs are among the most dreaded pests in the orange and lemon orchards. Any of the sprays used at ordinary strength will leave many of them unharmed. A strong carbolic acid spray, made as suggested on page 417 and applied under a very high pressure, is the most efficient remedy yet found. Two or three or even more applications are often necessary before the insects can all be destroyed. Fumiga-. FIG. 218.—Mealy-bugs, Pseudococcus citri, on lemons. Quayle, pho
. Dr. H. G. Bronn's Klassen und Ordnungen des Thier-Reichs : wissenschaftlich dargestellt in Wort und Bild. Zoology; Mollusks; Arthropoda; Insects. V. Biolo(;ie der Fortpflanzun'. VIII. b. f. 79. Abb. 86. Stichkanal von Pseudococcus citri im Blattnerv von Coleus. Intrazellulärer Stichverlauf, mehrere Fehlstiche, Aus- saugting im Phloem und Xylem. Speichel- scheidcn schwarz. — Nach Vos axis Weber. Cryftococcus fagi den Schleiinfluß. nach Büxzn verbreiten die Cocciden die Phloem-Nekrose des Kaffeestrauches. Ferner sollen sich Frost- schäden bei Schildlaiisbefall viel stärker auswirken. Um die mi Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/dr-h-g-bronns-klassen-und-ordnungen-des-thier-reichs-wissenschaftlich-dargestellt-in-wort-und-bild-zoology-mollusks-arthropoda-insects-v-bioloie-der-fortpflanzun-viii-b-f-79-abb-86-stichkanal-von-pseudococcus-citri-im-blattnerv-von-coleus-intrazellulrer-stichverlauf-mehrere-fehlstiche-aus-saugting-im-phloem-und-xylem-speichel-scheidcn-schwarz-nach-vos-axis-weber-cryftococcus-fagi-den-schleiinflu-nach-bxzn-verbreiten-die-cocciden-die-phloem-nekrose-des-kaffeestrauches-ferner-sollen-sich-frost-schden-bei-schildlaiisbefall-viel-strker-auswirken-um-die-mi-image231383295.htmlRMRCCBN3–. Dr. H. G. Bronn's Klassen und Ordnungen des Thier-Reichs : wissenschaftlich dargestellt in Wort und Bild. Zoology; Mollusks; Arthropoda; Insects. V. Biolo(;ie der Fortpflanzun'. VIII. b. f. 79. Abb. 86. Stichkanal von Pseudococcus citri im Blattnerv von Coleus. Intrazellulärer Stichverlauf, mehrere Fehlstiche, Aus- saugting im Phloem und Xylem. Speichel- scheidcn schwarz. — Nach Vos axis Weber. Cryftococcus fagi den Schleiinfluß. nach Büxzn verbreiten die Cocciden die Phloem-Nekrose des Kaffeestrauches. Ferner sollen sich Frost- schäden bei Schildlaiisbefall viel stärker auswirken. Um die mi
. Dr. H. G. Bronn's Klassen und Ordnungen des Thier-Reichs : wissenschaftlich dargestellt in Wort und Bild. Zoology; Mollusks; Arthropoda; Insects. Abb. 86. Stichkanal von Pseudococcus citri im Blattnerv von Coleus. Intrazellulärer Stichverlauf, mehrere Fehlstiche, Aus- saugting im Phloem und Xylem. Speichel- scheidcn schwarz. — Nach Vos axis Weber. Cryftococcus fagi den Schleiinfluß. nach Büxzn verbreiten die Cocciden die Phloem-Nekrose des Kaffeestrauches. Ferner sollen sich Frost- schäden bei Schildlaiisbefall viel stärker auswirken. Um die mit Pseudo- coccus viiis besetzten Wurzeln bil- de Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/dr-h-g-bronns-klassen-und-ordnungen-des-thier-reichs-wissenschaftlich-dargestellt-in-wort-und-bild-zoology-mollusks-arthropoda-insects-abb-86-stichkanal-von-pseudococcus-citri-im-blattnerv-von-coleus-intrazellulrer-stichverlauf-mehrere-fehlstiche-aus-saugting-im-phloem-und-xylem-speichel-scheidcn-schwarz-nach-vos-axis-weber-cryftococcus-fagi-den-schleiinflu-nach-bxzn-verbreiten-die-cocciden-die-phloem-nekrose-des-kaffeestrauches-ferner-sollen-sich-frost-schden-bei-schildlaiisbefall-viel-strker-auswirken-um-die-mit-pseudo-coccus-viiis-besetzten-wurzeln-bil-de-image231356179.htmlRMRCB54K–. Dr. H. G. Bronn's Klassen und Ordnungen des Thier-Reichs : wissenschaftlich dargestellt in Wort und Bild. Zoology; Mollusks; Arthropoda; Insects. Abb. 86. Stichkanal von Pseudococcus citri im Blattnerv von Coleus. Intrazellulärer Stichverlauf, mehrere Fehlstiche, Aus- saugting im Phloem und Xylem. Speichel- scheidcn schwarz. — Nach Vos axis Weber. Cryftococcus fagi den Schleiinfluß. nach Büxzn verbreiten die Cocciden die Phloem-Nekrose des Kaffeestrauches. Ferner sollen sich Frost- schäden bei Schildlaiisbefall viel stärker auswirken. Um die mit Pseudo- coccus viiis besetzten Wurzeln bil- de
. Bulletin of the British Museum (Natural History) Entom Supp. INDEX Centrococcus, 159 insolitus, 159 Ceroputo, 155 pilosellae, 155 Dysmicoccus, 139 alazon, 139 Eriococcus, 167 araucariae, 167 buxi, 175 orariensis, 171 Ferrisiana, 122 virgata, 122 Gossyparia, 182 salicicola, 190 spuria, 182 Maconellicoccus, nl hirsutus, 118 Nairobia, 163 bifrons, 163 Nipaecoccus, no nipae, 114 vastator, no Octococcus, 151 africanus, 151 Ovaticoccus, 179 agavium, 179 Pseudochermes, 193 fraxini, 193 Planococcoides, 106 ireneus, 106 Planococcus, 93 citri, 93 dioscoreae, 102 kenyae, 98 Pseudococcus, 131 citriculus Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-of-the-british-museum-natural-history-entom-supp-index-centrococcus-159-insolitus-159-ceroputo-155-pilosellae-155-dysmicoccus-139-alazon-139-eriococcus-167-araucariae-167-buxi-175-orariensis-171-ferrisiana-122-virgata-122-gossyparia-182-salicicola-190-spuria-182-maconellicoccus-nl-hirsutus-118-nairobia-163-bifrons-163-nipaecoccus-no-nipae-114-vastator-no-octococcus-151-africanus-151-ovaticoccus-179-agavium-179-pseudochermes-193-fraxini-193-planococcoides-106-ireneus-106-planococcus-93-citri-93-dioscoreae-102-kenyae-98-pseudococcus-131-citriculus-image233966199.htmlRMRGJ27K–. Bulletin of the British Museum (Natural History) Entom Supp. INDEX Centrococcus, 159 insolitus, 159 Ceroputo, 155 pilosellae, 155 Dysmicoccus, 139 alazon, 139 Eriococcus, 167 araucariae, 167 buxi, 175 orariensis, 171 Ferrisiana, 122 virgata, 122 Gossyparia, 182 salicicola, 190 spuria, 182 Maconellicoccus, nl hirsutus, 118 Nairobia, 163 bifrons, 163 Nipaecoccus, no nipae, 114 vastator, no Octococcus, 151 africanus, 151 Ovaticoccus, 179 agavium, 179 Pseudochermes, 193 fraxini, 193 Planococcoides, 106 ireneus, 106 Planococcus, 93 citri, 93 dioscoreae, 102 kenyae, 98 Pseudococcus, 131 citriculus
. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 58 REPORT OF SEARCH FOR ENEMIES OF CITRUS WHITE FLY. Priveta. (See Ligustrum spp.) Prospaltella laharensis {see also Enemies of citrus white fly). considerations in collection and transportation 27 copy of original description 21-22 observations on habits and life history 34 parasite of citrus white fly, discovery in India 21-22 shipment to United States from India 37-38 Prunus laurocerasus, food plant of Aleyrodes citri 42 Pseudococcus din and its enemies in Spain, Italy, and Sicily 50,51 on citrus in Spain, Ita Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/bulletin-insects-insect-pests-entomology-insects-insect-pests-entomology-58-report-of-search-for-enemies-of-citrus-white-fly-priveta-see-ligustrum-spp-prospaltella-laharensis-see-also-enemies-of-citrus-white-fly-considerations-in-collection-and-transportation-27-copy-of-original-description-21-22-observations-on-habits-and-life-history-34-parasite-of-citrus-white-fly-discovery-in-india-21-22-shipment-to-united-states-from-india-37-38-prunus-laurocerasus-food-plant-of-aleyrodes-citri-42-pseudococcus-din-and-its-enemies-in-spain-italy-and-sicily-5051-on-citrus-in-spain-ita-image234117491.htmlRMRGTY6Y–. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 58 REPORT OF SEARCH FOR ENEMIES OF CITRUS WHITE FLY. Priveta. (See Ligustrum spp.) Prospaltella laharensis {see also Enemies of citrus white fly). considerations in collection and transportation 27 copy of original description 21-22 observations on habits and life history 34 parasite of citrus white fly, discovery in India 21-22 shipment to United States from India 37-38 Prunus laurocerasus, food plant of Aleyrodes citri 42 Pseudococcus din and its enemies in Spain, Italy, and Sicily 50,51 on citrus in Spain, Ita
