共 50 条
- [32] SYNCHRONIZATION OF ESTRUS IN BEEF-CATTLE WITH A COMBINATION OF CLOPROSTENOL AND NORGESTOMET [J]. AGRI-PRACTICE, 1984, 5 (10): : 13 - 16
- [40] ESTRUS SYNCHRONIZATION OF BEEF-COWS AND HEIFERS WITH PROSTAGLANDIN-F2-ALPHA UNDER FIELD CONDITIONS [J]. OHIO AGRICULTURAL RESEARCH AND DEVELOPMENT CENTER RESEARCH CIRCULAR, 1979, (251): : 27 - 30