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玉米大豆间作条件下钾素吸收利用研究 被引量:10

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摘要 通过盆栽试验,研究了玉米和大豆在塑料膜分隔、尼龙网分隔、不分隔及单作处理下,吸钾量、根系活力以及地上部生物学产量的差异。结果表明:不分隔的玉米吸钾量、根系活力及地上部生物量较其他相应处理差异显著。不分隔的玉米吸钾量分别较塑料膜分隔、尼龙网分隔、单作的玉米增加了40.3%5、0.2%和46.0%,塑料膜分隔的大豆吸钾量显著高于不分隔处理的大豆。
作者 刘均霞
出处 《宁夏农林科技》 2011年第6期4-5,共2页 Journal of Ningxia Agriculture and Forestry Science and Technology
基金 贵州省十一五科技攻关重大专项(黔科合NZ字(2005)3001)
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