000 00397nam a2200133Ia 4500
008 170101s1991 xx 000 0 und d
020 _a851863876
082 _a631.417 WIL
100 _aWilson, W.S
245 0 _aAdvances in soil organic matter research:The impact on agriculture and the envir
260 _aCambridge
_bThe Royal Society of Chemistry
_c1991
300 _aP.400
942 _2ddc
_cBK
999 _c90681
_d90681