作　　者： ; ; ; ; ; ; ;

机构地区： 中国热带农业科学院热带作物品种资源研究所农业部热带作物种质资源利用重点开放实验室

出　　处： 《中国农学通报》 2009年第23期283-286,共4页

摘　　要： 对木蓝属11份绿肥N、P、K、Ca、Mg、S、Fe、B、Mn、Cu、Zn、Mo营养元素及Cd、Pb、Cr重金属元素含量进行分析评价。结果表明,木蓝属绿肥是含N、P、K高的有机绿肥,且微量元素含量丰富,重金属含量低。在11份木蓝中,木蓝、假大青蓝、假蓝靛、尖叶木蓝品质都较好,属于二级有机肥;其次是铺地木蓝,属于二级或三级有机肥;毛木蓝属于三级有机肥。 The paper evaluated the content of nutrition elements N, P, K, Ca, Mg, S, Fe, B, Mn, Cu, Zn, Mo, and heavy metals Cd, Pb, Cr in 11 germplasms of lndigofera Linnaeus green manure. The result showed that In- digofera was the organic green manure contained large amount of N, P, K, and had the rich content of micro ele- ments, while the content of heavy metals was low. Among the a, quality of I. tinctoria Linn, I. galegoides de Candolle., I. suffruticosa Miller, I. zollingeriana Miq. Were belonged to the second-order organ- ic fertilizers; I. spicata Forssk. Were between the second-order organic fertilizers and the third-order organic fertilizers, I. hirsuta Linn. Were belonged the fourth-order fertilizers.

关 键 词： 绿肥 营养元素 品质 评价

领　　域： [农业科学] [农业科学]