VT腐熟剂对秸秆腐解和土壤肥力的影响

Guangdong Agricultural Sciences(2013)

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Abstract
采用田间调查和实验室土壤分析方法,探讨了VT秸秆腐熟剂对怀集县秸秆腐解速度和土壤肥力的影响,以其更好地增加土壤肥力。结果表明,施用VT腐熟剂可以有效增加土壤的酸碱缓冲作用,加快秸秆腐解速度,提高土壤有机质含量。施用VT腐熟剂后,水稻秸秆的腐解程度在腐熟前期明显优于常规秸秆还田,有机质含量明显提升,有效磷含量明显下降,速效钾含量和缓效钾含量比对照明显上升,全磷含量和对照有显著差异,全钾含量比对照有所减少。
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Key words
soil organic matters,VT decomposing agent,soil organic,straw returning
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