File:Poultry production (1921) (14764719802).jpg

Identifier: poultryproductio00lipp (find matches)
Title: Poultry production
Year: 1921 (1920s)
Authors: Lippincott, William Adams, 1882-1931
Subjects: Poultry
Publisher: Philadelphia and New York, Lea & Febiger
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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ont of the thigh,thus laying bare a small space just over the last rib. Thesurrounding feathers should be moistened to make them liedown and not interfere during the operation. The lasttwo ribs should now be located by the forefinger of the lefthand, as shown in Figure 37. Having located the ribs, pullthe skin as far toward the thigh or hip as possible. (This isdone so that when the operation is over the incision in theskin will not be over the incision in the flesh, as shown in 102 POULTRY PRODUCTION Figure 42.) Then pinch the skin with the thumb and fore-finger to drive out as much blood as possible. Now make theincision, being careful to follow the space between the ribs.If the bird has been properly starved, there will be no dangerof cutting the intestines. The first incision need not be overa half-inch long. Then take the spreaders and insert as isbeing done in Figure 38. Be sure to see that each hook of thespreader is against a rib. Spread the incision as far as possible Fig. 40
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Testicle shown in place between jaws of the spreader. (Courtesy of KansasAgricultural Experiment Station.) without tearing the flesh. Then follow up between the ribswith the knife, lengthening the incision until the spreadersmay be opened to their limit, as shown in Figure 39. Thenwith the hooked end of the probe tear away the thin, paperymembranes that cover the intestines, as shown in Figure 39. When this has been done and the intestines pushed aside,the testicle will be in plain sight. In a bird of the proper ageit will be a rich creamy yellow and about the size and shapeof a small bean. In very young chicks whose sex can just THE BREEDING OF CHICKENS 103 Fig. 41 j,1^ ^,v V. ^J ^as^MJI W •■fc^>%\ KfW^r^ ^ - H» ImKrv ■ --. ^fjiJa. VPal^^ ^» *c Removing the testicle. (Courtesy of Kansas Agricultural ExperimentStation.) Fig. 42

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