Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . PART II. INSECTSAFFECTING SMALL FRUITS..

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RM2AWYEEA–Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . Our Machines are Guaranteed First Classevery respect. FIC. 50. n Field Force Pump Co, LOCKPORT, N. Y.

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RM2AWYDH3–Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . THE GOULDS IIFWPG CO., MANUFACTURERS OF HIGH GRADE SPRAY PUMPS, FOR Orchard, Field or Garden Service. Our Catalogue embodies a complete line of Portableand Semi-Portable Pumps, Appliances, &c. FACTORY:Seneca Falls, N. Y., U. S. A. WAREHOUSE: 16 Murray Street, New York.. The Excelsior Sprayer.

RM2AX0PP8–Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . INJURING THE LEAVES. 157 hind legs, by means of which it is enabled to maketremendously long leaps when disturbed. The fullygrown nymph (b) isalso whitish, and itsback is well protectedby numerous longspinous hairs. There. are said to be severalbroods each seasonRemedies.—These.little pests are mucheasier to destroy be-fore they are fullydeveloped than afterwards. Spraying or dusting theinfested plants with pyrethrum, or insect powder,is a simple and efficient remedy. Tobacco, i

RM2AX16KP–Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . when they come forthas moths to lay eggs for another brood. INJURING THE LEAVES. 133 There are several species of parasites that preyupon the Cecropia caterpillars. On this account theyonly occasionally become injurious. Remedies.—By spraying with the arsenites, orhand-picking the larvae or cocoons, this insect may beeasily checked when it threatens to become destructive. The White-marked Tussock-moth. Orgyia leucostigma. This insect is one of the most destructive leaf-eat-ing c

RM2AWYNYG–Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . species of these crane flies in America, and thelater stages of one of the largest of them are repre-sented in the accompanying figure. Remedies.—In America these insects rarely be-come sufficiently injurious to require remedial treat-ment. When they do the most successful plan yettried is that of driving a flock of sheep or herdof swine over the field to kill the larvae by theirtramping. INJURING THE LEAVES. The Army Worm. Leucania unipuncta. This is one of the most noted insec

RM2AX2JX8–Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . Fig. 1. Chinch BugMagnified. Insects which undegro such a marked series ofchanges as those above described are said to havecomplete transformations, to distinguish them fromthose which do not undergo somarked.a series of changes—thosewith incomplete transformations. Inone stage of existence—that of thechrysalis or pupa—insects of thefirst class take no food and areunable to move about. With these,also, the young or larva differsgreatly in form and appearancefrom the adult. Thus,

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RM2AWYN18–Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . the worms, and smearing the upperedge with coal tar. With the improved appliancesfor distributing Paris green and London purple nowin use, these poisons will no doubt be more largelyused in suppressing future outbreaks of these wormsthan in the past. It is quite probable also that wemay before long be able to fight them by means ofthe germs of the contagious diseases to which theyare subject. Grasshoppers. Acrididse.The family of locusts or short-horned grasshoppers—commonly cal

Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . PART II. INSECTSAFFECTING SMALL FRUITS..

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