搜索结果: 1-1 共查到“特种经济动物饲养学 classification trees”相关记录1条 . 查询时间(0.109 秒)
USING CLASSIFICATION TREES IN STATISTICAL ANALYSIS OF DISCRETE SHEEP REPRODUCTION TRAITS
sheep/reproductive performance classification trees
2010/12/8
The research material covered 2-8 year-old 6,586 Polish Merino ewes. Ewes were obtained from ten flocks located in the Pomorze and Kujawy Region (Poland). The reproductive performance index (the numbe...