000 00349nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aOlson, G.W.
245 _aUsing soils as ecological resources
260 _aIthaca
260 _c1971
300 _a16 p.
440 _aNo. 6; Cornell University, Sta
901 _pS19682
942 _cB
_2udc
999 _c136268
_d136268