weaner相关论文
为了检验微生物制剂（酵母菌＋酵母培养物＋芽孢杆菌）对妊娠母猪、哺乳母猪、断奶仔猪的使用效果。试验采用了180头胎次和妊娠期相近的基......
Report on a breeding objective that may reduce the carbon footprint of extensive cow-calf production
Most measurements for beef improvement in South Africa are per individual (weaning weight, calving interval, growth rate......
Effect of mucin 4 allele on susceptibility to experimental infection with enterotoxigenic F4 Escheri
Background: This study investigated the validity of the DNA-marker based test to determine susceptibility to ETECF4 diar......
