000 00325nam a2200121Ia 4500
008 240112s9999 xx 000 0 und d
082 _aGUS-U
_b631
100 _aGustafson, A F
245 0 _aUsing and managing soils
260 _a New York
_bMcGraw-Hill Book Company
_c1948
650 _aCrops & their production
942 _cBK
999 _c50335
_d50335