Effect of consecutive calving and date of lactation on milk performance of cows under loose housing system
1991
Zaczek, M. (Instytut Zootechniki, Krakow (Poland))
Studies on 12 herds of Black-and-White cows were carried out. A highly significant effect of calving season on the daily milk production throughout the whole lactation as well as a highly significant effect of parity number on the milk performance in early and late lactation were stated
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书目信息
页码
pp. 275-286
其它主题
Lactacion; Estaciones del ano; Vache laitiere
语言
抛光
注释
22 ref. Summaries (De, En, Ru)
类型
Summary
1993-08-15
AGRIS AP