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微润管布置方式对夏玉米苗期生长的影响
Authors
张明智
李元
+3 more
牛文全
王京伟
许健
Publication date
1 January 2016
Publisher
Abstract
为了探明微润灌溉对大田夏玉米生长的影响,以夏玉米为研究对象,采用完全随机试验设计,研究不同 微润管布置方式对夏玉米苗期生长的影响。研究表明,微润管布置密度对夏玉米苗期生长具有显著的影响,随微润 管布置密集程度的增加,株高、茎粗与地上鲜物质质量呈增加趋势,地下鲜物质质量与干物质质量、群体生长率、根系 体积均呈先增加后减小趋势。3管2行微润灌为最佳布置方式,该处理的总干物质质量和群体生长率比地下滴灌分 别提高了0.44%和2.5%,比无灌溉处理分别提高了41.31%和41.37%。</p
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Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
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Last time updated on 08/07/2019