论文部分内容阅读
INTRODUCTIONInordertofullyunderstandsoilsulphur-supplyingcapacityandpotentiality,itisessentialtoknowaboutthecompositionofsulphurpoolandthenatureofthesulphurcompoundsinsoils.CurredsknowledgeconcerningtheformsofSinsoilsisderivedlargelyfrominvestigation