... 犊白喉杆菌 calf bacillus 获犊率 calf crop 犊牛去角器 calf dehorner ...
基于8个网页-相关网页
annual calf crop 年产犊率
calf crop percent 产犊百分率
·2,447,543篇论文数据，部分数据来源于NoteExpress
Areas of technical support will include cow - calf management, crop by - product and forage preservation ammoniation and ensilaging, pasture management, feedlot management and feeding trials.
技术支持领域将包括母牛犊牛管理管理农作物秸秆和饲草贮存氨化贮存和青贮草场管理饲养场管理和育种试验。
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