共 50 条
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- [3] EFFECT OF BODY CONDITION AT CALVING AND LEVEL OF FEEDING IN EARLY LACTATION ON MILK-PRODUCTION OF DAIRY-COWS [J]. AUSTRALIAN JOURNAL OF EXPERIMENTAL AGRICULTURE, 1982, 22 (114-): : 9 - 17
- [4] THE EFFECTS OF CRUDE PROTEIN PERCENTAGE AND UREA IN DIFFERENT STAGES OF LACTATION ON MILK-PRODUCTION IN HIGH-YIELDING DAIRY-COWS [J]. SOUTH AFRICAN JOURNAL OF ANIMAL SCIENCE-SUID-AFRIKAANSE TYDSKRIF VIR VEEKUNDE, 1984, 14 (03): : 132 - 135
- [5] THE EFFECTS OF THE FREQUENCY OF FEEDING CONCENTRATES ON MILK-PRODUCTION AND EATING BEHAVIOR IN AYRSHIRE DAIRY-COWS [J]. ANIMAL PRODUCTION, 1983, 36 (FEB): : 79 - 85
- [8] THE EFFECTS OF LIMB DISEASES ON THE MILK-PRODUCTION AND LIVEWEIGHT OF DAIRY-COWS [J]. ZIVOCISNA VYROBA, 1991, 36 (03): : 211 - 218