000 00287nam a2200121Ia 4500
008 170101s1950 xx 000 0 und d
082 _a631.41 K25C
100 _aKELLEY, Walter P
245 0 _aCation exchange in soils
260 _bNew York
_c1950
300 _a144p
942 _2ddc
_cB
999 _c121896
_d121896