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Effect of fertigation depth on dry matter partition and water use efficiency of corn
Authors
何华
康绍忠
曹红霞
Publication date
1 January 2003
Publisher
Abstract
用土柱管栽试验方法研究了不同灌溉施肥深度对夏玉米生长发育、地上地下部分同化物分配、产量和水分利用效率的影响。试验结果表明:土表下灌施抑制了玉米生育早期的地上部分生长,使根系向土壤中下层的分布加强,从而保证了作物中后期对水分养分的吸收利用,提高了水分利用效率。在本试验条件下,玉米生长的最佳灌施深度为30cm
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Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
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oai:ir.iswc.ac.cn/:361005/2157
Last time updated on 21/09/2018