000 00482nam a2200169Ia 4500
008 170901s1977 xx 000 0 und d
020 _a9200100775
082 _a631.41
_bS99P
100 _aProceedings Series
245 0 _aSoil Organic Matter Studies
260 _aVienna
_bInternational Atomic Energy Agency
_c1977
300 _a424
650 _aAgriculture and related technologies
650 _aTechnology (Applied sciences)
653 _aSoil chemistry
942 _2ddc
_cBK
999 _c13344
_d13344