000			00446nam a2200157Ia 4500
008			140224s9999 xx 000 0 und d
082			_a631.52(082.2) K6
100			_aPlant Breeding Symposium, Iowa State University.
245			_aPlant Breeding
260			_aAmcs _bIowa state University press _c1977
300			_ax, 430p.
600			_aFrey, Kenneth J., ed.
600			_aEdited Kenneth J.Frey.
650			_aPlant breeding
942			_cBK
999			_c95061 _d95061