000 00310nam a2200109Ia 4500
008 140113s9999 xx 000 0 und d
100 _a"Engelstad, Orvis. P., Ed."
245 _aNutrient mobility in soils : Accumulation and Losses
260 _a1970
_bSSSA Inc.
_c"Medison, U.S.A."
300 _a81
942 _cBK
999 _c59530
_d59530