云南阳春砂仁叶黄化的原因及防治研究  

Studies on the Cause of Leaf Yellowing of Amomum villosum Lout. from Yunnan and Its Prevention

作　　者：王兴文[1] 张晓林[2] 罗天诰[1] 马治安 张仁礼 

机构地区：[1]云南中医学院,昆明650011 [2]云南省农业科学院,昆明650014 [3]中国医学科举院药用植物资源开发研究所云南分所,景洪666100

出　　处：《中国中药杂志》1993年第6期335-337,共3页China Journal of Chinese Materia Medica

基　　金：国家中医药管理局科研基金重点课题

摘　　要：土壤缺M_n是引起砂仁叶黄化的重要原因之一,施用微肥MnSO_4矫正土壤缺素,可有效地防治砂仁叶片黄化。The results of the experiment showed that manganese deficiency in soil is one of the main causes of leaf yellowing of Amomum villosum and applying trace element fertilizer can make up deficiency. Manganese sulphate can effectively prevent the leaf yellowing.

关 键 词：阳春砂仁 黄化叶 微肥 防治 

分 类 号：S567[农业科学—中草药栽培]