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覆草三年对苏南葡萄园不同耕层土壤理化指标的影响

邓九胜,张洪海,傅俊毅,李新梅, 吕志忠, 周国超

Xiandai Horticulture(2016)

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Abstract
对苏南地区葡萄园连续3年进行覆草,可显著提高不同耕层土壤的理化指标.0~10cm耕层土壤中的有机质与全氮增量最大,20~30cm增幅最大;0~10cm耕层中有效磷增量最大,10~20cm增幅最大;覆草对不同耕层土壤中速效钾的影响最大,10~20cm耕层土壤中速效钾增幅与增加量都最大.
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