000 00356nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a632 :934 J1
100 _a"Hough,W.S. & Mason, A.F."
245 _a"Spraying, Dusting and Fumigating of plants : Principles & applications."
260 _a1951
_bMacMillan Co.
_cNew York
300 _a726
942 _cBK
999 _c56792
_d56792