000 00277nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aNIL
245 0 _aPRINCIPLES AND TECHNIQUES OF SILKWORMS BREEDING
260 _bNil
260 _c1997
365 _b235.00
942 _cBK
999 _c162612
_d162612