000 00285nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a631.522
100 _aAllard,R.W.
245 _aPrinciples of plant breeding.
260 _aNY
_bJohn Wiley
_c1960
300 _a485
942 _2ddc
_cBK
999 _c3357
_d3357