000 00305 a2200121 4500
080 _a631.52
_bA 52 P
245 1 _aPrinciples of plant breeding
_cby R.W. Allard
260 _aNew York
_bJohn Wiley & Sons
_c1960
650 _aPlant Breeding
100 1 _aAllard, R.W.
_d
300 _a485 p.
901 _a218239
999 _c81137
_d81137