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[期刊论文] 作者:Sarah E.Moorey,Fernando H.Bias, 来源:畜牧与生物技术杂志:英文版 年份:2021
The development of replacement heifers is at the core of cow-calf beef production systems. In 2020, the USDA,National Agricultural Statistics Service reported 5...
[期刊论文] 作者:Sarah E.Moorey,Fernando H.Biase, 来源:畜牧与生物技术杂志(英文版) 年份:2021
The development of replacement heifers is at the core of cow-calf beef production systems. In 2020, the USDA, National Agricultural Statistics Service reported...
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