Interactive Effects of Water and Fertilizer on Yield of Winter Wheat in Dryland

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Publication date
1 January 1999
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Abstract

增施肥料可明显改善旱作农田冬小麦叶片水分状况、增加光合速率、延缓叶片衰老，有利于小麦后期维持一定的光合面积和作用时间，有利于籽粒灌浆和增加每穗粒数，也减小了土壤水分不足对产量的影响。在旱作农业中，水肥具有明显的耦合关系，肥料的增产作用不仅在于肥料本身，更重要的还在于与土壤水分的互

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    Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources

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