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Analysis on the Variety Regularity of Soil Moisture in Cropland of Fenhe Irrigation District
Author(s): 
Pages: 1-3
Year: Issue:  4
Journal: WATER SAVING IRRIGATION

Keyword:  灌区土壤墒情农田;
Abstract: 利用山西汾河灌区1993~2002年各站点的土壤墒情实际观测资料,对该灌区主要作物生育期农田土壤墒情的时空变化规律进行分析;阐明了农田土壤墒情的季节变化大致可分为3个阶段,即:相对稳定阶段、严重失墒阶段和蓄墒阶段;农田土壤墒情的垂直变化明显表现出表层急变层、中间活跃层和底部相对稳定层3个层次.
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