水稻缺镁“黄化病”防治方法试验初报

Fujian Science and Technology of Rice and Wheat(2007)

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Abstract
镁是叶绿素的组成成分,是许多酶的活化剂,能促进脂肪和蛋白质的合成,对光合作用起着重要影响.近年来,随着复种指数与产量的不断提高,氮磷钾等不含镁的浓缩肥料用量的增加,土壤中镁素养分不断减少,水稻因缺镁而出现的"黄化病"面积越来越大.为了有效防治"黄化病",作者进行了钙镁磷及硫酸镁施用方法试验.
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