000 00429nam a2200145Ia 4500
008 170101s1984 xx 000 0 und d
082 _a630 T45O
100 _aThorup, R.M.
245 0 _aOrtho agronomy handbook ; A practical guide to soil fertility and fertilizer use
260 _aSan Francisco
_bChevronv Chemical Company
_c1984
300 _a22cm, 454
650 _aAGRICULTURE
653 _aAGRICULTURE
942 _2ddc
_cB
999 _c146201
_d146201