... 产犊支架 calving crutch 产犊率 calving rate 同期产犊母牛 herdmate ...
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herdmate-daughter comparison 同群女儿比较
·2,447,543篇论文数据，部分数据来源于NoteExpress
Breeding value for average daily gain of 10 Erhualian boars was estimated by the BLUP method. The same was estimated as Least Squares Constants and from the Herdmate average Deviation method.
用BLUP法估测了10头二花脸种公猪自初生至六月龄平均日增重的育种值，同时用最小二乘常数和离差法作对照。
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