000 00311nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a631.52 J5
100 _a"Hayes, H.K. and Immer, F.R"
245 _aMethods of plant breeding
260 _a1955
_bMcGraw Hill Book
_cNew York
300 _a551
942 _cBK
999 _c57339
_d57339