000 00309nam a2200121Ia 4500
008 160710s1974 xx 000 0 und d
082 _a631.42 IRV
100 _aIRVINE,D.E.G.
245 _aPOLLUTION AND THE USE OF CHEMICAL IN AGRICULTURE
260 _bBUTTER WORTHS
_c1974
300 _a136
942 _2ddc
_cB
999 _c39023
_d39023