搜索结果: 1-1 共查到“农学 breeding objective”相关记录1条 . 查询时间(0.218 秒)
Development of a breeding objective for Estonian Holstein cattle
economic weights production traits functional traits
2010/8/9
Economic weights for milk carrier (water plus lactose), fat and protein yields, calving interval, age at first service, interval between the first service and conception of heifers and length of produ...