4Johnson LA , Welch G R , Rens W. The belt sville sperm sexing technology: High speed sorting gives improved sperm output for in vitro fertilization and AI [J]. J Anita Sci, 1999, 77:2132. 被引量:1
5Johnson L A ,Welch 6 R ,Rens W. The belt svillesperm sexing technology:High speed sorting gives improved sperm output for in vitro fertilization and AI[J].J Anim Sci, 1999, TT:2132. 被引量:1