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Issue:
nai niu ti zhong gu ce fang fa de tan tao
Author(s):
ZOU Mulan
,
YANG Zeming
,
LIU Ruoyu
,
ZHU Ronghua
Pages:
4
-
7
Year:
1989
Issue:
Z1
Journal:
Hubei Journal of Animal and Veterinary Sciences
Keyword:
新公式
;
估测体重
;
体斜长
;
显著性检验
;
黑白花奶牛
;
估重公式
;
体尺
;
交互作用
;
胸围
;
偏回归系数
;
Abstract:
本文对成年黑白花奶牛估计体重公式进行了探讨,校正了目前使用的两个估重公式的系数。同时配置了多个新公式,进行了显著性检验,结果均较理想。特别是引入了腹围指标的公式,即体重(公斤)=72×体斜长(米)×胸围(米)×腹围(米).它利用体斜长、胸围和腹围的交互作用估测体重效果很好,且少有报道,可在实践中试用。
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