Author(s): LI Peiqing, ET Al.(henanvocationalandtechnicalteacherscollege, xinxiang, henan, 453003, china)
Pages: 51-52
Year: 2003 Issue:  3
Journal: Journal of Henan Vocation-Technical Teachers Colle
Keyword:  后备母猪;  乏情;  原因;
Abstract: 就后备母猪乏情及屡配不孕的原因进行了阐述并提出了控制策略和预防措施。