000 00274nam a2200097Ia 4500
008 140113s9999 xx 000 0 und d
100 _a"Fletcher, W.W. & Kirkwood, R.C.Herbicides and plant growth regulations"
260 _a1982
_bGranada
_cLondon
300 _a408
942 _cBK
999 _c60712
_d60712