000 00309nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _a"Hayes H.K. etc.,"
245 0 _aMethods of Plant Breeding ed.2.
260 _bMcGraw - Hill
260 _c1955
365 _b0.00
650 _aBreeding
942 _cBK
999 _c243983
_d243983