HAIR PROGESTERONE CONTENTS DURING OESTRUS CYCLE ANDPREGNANCY IN GOATS
Zeng Xianyin Guo Dazhi Liu Xianyi(Isotope Research Laboratory of Sichuan Agricultural University,Yaan,Sichuan,China 625014)
J4 . 1991, (04): 224 -228 .  DOI: 10.11869/hnxb.1991.04.0224