000 00272nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aHERBERT KENDALL HAYES
245 0 _aMETHODS OF PLANT BREEDING
260 _bNil
260 _c1955
365 _b52.50
942 _cBK
999 _c161746
_d161746