| 20 | Applying bases for 'double control' artificial breeding of giant panda in captivity显示文摘THE giant panda is a kind of endangered rare animal,the number of which is less than onethousand at present,specially distributed in China.According to the protective scheme issuedby The International Association of Nature Protection,stock population in captivity must | Chen, DY Song, XF Duan, CW Li, MW Sun, QY Liu, H Zhang, AJ Ye, ZY Li, SC Li, GH Yu, JQ Zhang, FX Feng, WH Zhong, SL He, GX Song, YF Fei, LS | 1997 | Chinese Science Bulletin1997，42，9： | 1 |
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