随着土壤碱性增强，牛粪覆盖并接种蚯蚓处理对有效铁增加的幅度有上升的趋势。

Along with the higher degree of soil'alkali, the increasing of the active iron in the treatments of fertilizing cattle dung and inoculating earthworms became larger.

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本发明有利于对土壤碱性的改造，大幅度增加农作物产品产量，提高了农产品的商品率，应用范围较广。

The present invention is favorable to improving alkaline soil, increasing greatly the yield of crops and raising the commodity rate of agricultural product, and has wide application range.

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施用经筛选确定的两种改良剂，可有效遏制土壤继续向苏打化发展，降低土壤碱性，改善土壤理化性质，提高土壤肥力，进而可实现水稻增产的目的。

Using the two assured modifying agent can hold back the sodic soil reduce alkalescence of soil increase physicochemical property of soil thereby it can achieve increasing production on rice.

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