000 00462nam a2200169Ia 4500
008 170101s1970 xx 000 0 und d
082 _a631.81 E72N
100 _aENGELSTAD, Orvis
245 0 _aNutrient mobility in soils: accumulation and losses
260 _bMadison
_c1970
300 _a81p
440 _aSSSA special publication series, no. 4
650 _aSOIL SCIENCE
653 _aAGRICULTURAL CHEMICALS
653 _aSOIL SCIENCE
942 _2ddc
_cB
999 _c68045
_d68045