共 50 条
- [31] Comparison of two types of CIDR-based timed artificial insemination protocols for repeat breeder dairy cows [J]. JOURNAL OF REPRODUCTION AND DEVELOPMENT, 2007, 53 (03): : 639 - 645
- [35] THE EFFECTS OF MGA FED PRIOR TO NATURAL SERVICE ON REBREEDING PERFORMANCE OF POSTPARTUM BEEF-COWS [J]. OKLAHOMA AGRICULTURAL EXPERIMENT STATION MISCELLANEOUS PUBLICATION, 1987, (119): : 378 - 379