000 00257nam a22001217a 4500
003 OSt
008 241015b |||||||| |||| 00| 0 eng d
082 _a631.405
_bS60
245 _aSoil Science vol.-131
260 _c1981
300 _a1-6
942 _2ddc
_cPER
999 _c46527
_d46527