. Pork-production . Swine. 80 Pork Production five would stand for litter number 5. Each notch in the inner right ear stands for 10, while each in the inner left ear stands for 30, regardless of their position. The number of notches required is reduced in this scheme to a minimum. Ninety litters can be numbered without necessitating more than two notches in either rim of each ear. In using this system, care must be taken to place the notch, particularly in the outer right ear, Right.. -- I - 2 Fig 7. — A third plan of notching. in the exact position it is intended to occupy. In ex- amining the
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. Pork-production . Swine. 80 Pork Production five would stand for litter number 5. Each notch in the inner right ear stands for 10, while each in the inner left ear stands for 30, regardless of their position. The number of notches required is reduced in this scheme to a minimum. Ninety litters can be numbered without necessitating more than two notches in either rim of each ear. In using this system, care must be taken to place the notch, particularly in the outer right ear, Right.. -- I - 2 Fig 7. — A third plan of notching. in the exact position it is intended to occupy. In ex- amining the ear later, care must be exercised that notches in the second and third areas are not confused. FEEDING AND CARE TO WEANING TIME From this time on until the pigs are weaned, the primary purpose is to keep the pigs healthy and growing. In addition, economy in the selection of the ration should not be lost sight of. The thrift and development of the pigs will be conditioned on the extent to which the hog- man successfully eliminates dirty insanitary conditions and provides the combination of feeds which will meet the requirements of the sow and her nursing pigs.. 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.. Smith, William Wesley, 1878-; Craig, Robert Alexander, 1872-. New York : Macmillan