000 00331 a2200133 4500
080 _a575.2(063)
_bC 734 S
245 1 _aMutation and plant breeding
_bProceedings
260 _aWashington
_bNational Academy of Sciences
_c1961
650 _aMutation
650 _aPlant Breeding
100 _a
_d
300 _a523 p.
901 _a81690
999 _c32563
_d32563