牛至油和过瘤胃蛋氨酸不同组合对奶牛产奶性能和氮排泄的影响
丁大伟, 滕乐帮, 高许雷, 吕永艳, 孙国强
Effects of oregano oil and rumen-protected methionine on lactation performance and nitrogen excretion of dairy cows
DING Da-wei, TENG Le-bang, GAO Xu-lei, LV Yong-yan, SUN Guo-qiang
草业学报
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2020, (3): 70
-77
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DOI: 10.11686/cyxb2019273
