000 004610000a22001810004500
060 _a100
082 _a631.53 HAY
100 _aHayer, Herbert Kendall
100 _aInmer, Forrest Rhinehart
100 _aSmith, David Clyde
245 _aMethods of plant breeding
250 _a2
260 _aNew York, Mc Graw- Hill Book Company Inc
260 _c1955
300 _a541
650 _aPlant breeding-methods/heterosis/seed production
942 _cBK
999 _c220175
_d220175