계(鷄)의 거세(去勢)에 관(關)한 연구(硏究) 제(第)1보(報) 부분거세(部分去勢) 및 Diethylstilbestrol이 계추(鷄雛)에 미치는 영향(影響)

Research of Caponizing 1. Effect of Partial Caponizing and Administration of Diethylstilbestrol on Young Chickens

  • Kim, Chang Ki (Department of Animal Husbandry, Chungbug National College)
  • 발행 : 1974.10.15

초록

This experiment was carried out for 42 days to investigate the effect of caponizing and diethylstilbestrol (DES) on body weight gain, rate of feed conversion, weight of carcass and percentage of dressing in young chickens. The chickens used were 128 male Hamphorn of 30 days old. In the body weight gain of chickens, control group was higher than the other groups (P<0.01); $T_1$ group was the lowest group. Rate of feed conversion of control group was higher than $T_2$ and $T_3$ groups.

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