INDUCTION OF EARLIER BREEDING ACTIVITY IN SHEEP - A COMPARISON BETWEEN USE OF VASECTOMISED RAMS AND USE OF INTRAVAGINAL PESSARIES IMPREGNATED WITH A NEW PROGESTIN

被引:16
作者
WISHART, DF
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D O I
10.1136/vr.79.13.356
中图分类号
S85 [动物医学(兽医学)];
学科分类号
0906 ;
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页码:356 / +
页数:1
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THOMSON W, 1963, SCOTTISH AGRICULTURE
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Underwood EJ., 1944, J DEP AGR W AUST, V11, P135