000 00259nam a22001217a 4500
003 OSt
008 240904b |||||||| |||| 00| 0 eng d
082 _a631.405
_bS602
245 _aSoil science Vol.-129
260 _c1980
300 _a1-6
942 _2ddc
_cPER
999 _c45018
_d45018