Effects of replacement rate, culling and age on performance and profitability of dairy cows
1979
Rutzmoser, K. (Bayerische Landesanstalt fuer Tierzucht, Grub (Germany, F.R.))
书目信息
页码
pp. 403-416
语言
德语
注释
9 tables; 12 ref. Summaries (De, En)
类型
Summary
1980-06-15
AGRIS AP