000 00341nam a2200121Ia 4500
001 MPKV061840
008 120911s9999 xx 000 0 und d
082 _a581.16
245 _aCrop science Vol 1 No.1-9
_c;
246 _aCrop science Vol 1 No.1-9
260 _aMadison, USA
_bCrop Science Society of America
_c1961
650 _aPlant Breading
999 _c59826
_d59826