湿地稻-鸭复合生态系统土壤氧化还原状况的改善是降低甲烷排放的原因之一。
The improvement of soil oxidation-reduction status of wetland rice-duck complex ecosystem was one of the reasons which resulted in decrease of methane emission.
以水稻土为供试样品，在厌氧培养条件下测定了不同土壤中氧化铁的还原状况，比较了不同氧化铁矿物的微生物还原能力。
Different paddy soils as tested samples, reduction status of difference soils was be determined under anaerobic incubation, and the ability of microbial iron reduction was be compared.
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