000 00299nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a631.522
100 _aLawrence,W.J.C.
245 _aPractical plant breeding.
260 _aLondon
_bGeorge Allen , Unwin
_c1965
300 _a164
942 _2ddc
_cBK
999 _c6992
_d6992