土壤理化性质与烤烟巨豆三烯酮含量的灰色关联度分析
Chinese Agricultural Science Bulletin（2016）
Abstract
为了研究土壤理化性质对烟叶中巨豆三烯酮的影响,为选择适宜的植烟土壤提供理论依据,笔者通过灰色关联度分析研究烟叶中巨豆三烯酮含量与土壤理化性质之间的关系.结果表明:土壤砂粒含量和pH对巨豆三烯酮含量影响最大,其中砂粒含量与巨豆三烯酮符合二次曲线变化规律;其次是交换性钙、交换性镁;碱解氮、速效磷、速效钾与巨豆三烯酮关联度较小.
MoreKey words
gray correlation,flue-cured tobacco,physico-chemical properties,soil,megastigmatrienone
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