000 00275nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a581.15
_bGEN
100 _aHorn, W.
245 _aGenetic manipulation in plant breeding
260 _bWalter de Gruyter
_aBerlin
_c1987
999 _c133413
_d133413