玉米三类苗叶面喷施尿素、磷酸二氢钾效果初报  

The Preliminary Report on Effect of Spraying CO(NH_2)_2+KH_2PO_4 on the Leaf of Low_vigor Seedlings

作　　者：高玉亮[1] 胡永林[1] 傅生山 李学深[1] 于连军[1] 庄铁成[1] 

机构地区：[1]长春市农业科学院综合所,长春130111

出　　处：《吉林农业科学》1999年第6期41-43,共3页Journal of　Jilin Agricultural Sciences

摘　　要：在玉米苗期对三类苗进行叶面喷施1 % 尿素+ 0-1 % 磷酸二氢钾,可以使83-5% 三类苗生长为正常株。此法作业简单,容易操作,是防止三类苗、提高玉米田间植株整齐度、降低小穗株率的有效措施。This paper reported that 1%CO(NH 2) 2+0 1%KH 2PO 4 solution was sprayed on the leaf of low_vigor seedlings in the seedling stage and 83 5%“Three kinds seedling of maize” were improved to be the normal seedling.The procedure was simple and available to operate,and prevented low_vigor seedlings from emerging,and improved field plant tidiness of maize,and reduced the rate of smaller ear of maize.

关 键 词：玉米 尿素 磷酸二氢钾 三类苗 

分 类 号：S513.062[农业科学—作物学]