000 00343nam a2200121Ia 4500
008 170101s1995 xx 000 0 und d
082 _a668.65 HAL
100 _aHall, F.R
245 0 _aBionational plant control agents : for mulation and delivery
260 _aWashigtion
_bAmerican chemical socity
_c1995
300 _aP.306
942 _2ddc
_cBK
999 _c54281
_d54281