控释肥对玉米产量及效益的影响研究  

The Effect of Controlled-Release Fertilizer on Maize Yield and Benefit

作　　者：石绍河[1] 符强[1] 关晶 

机构地区：[1]黑龙江省农业科学院绥化分院,黑龙江绥化152052 [2]黑龙江省绥化市北林区红旗乡农牧业综合服务中心,黑龙江绥化152000

出　　处：《黑龙江农业科学》2013年第2期44-45,共2页Heilongjiang Agricultural Sciences

基　　金：农业部公益性行业资助项目(200903007-09)

摘　　要：为评价玉米专用控释肥的应用效果,研究了一次施入控释肥对玉米产量及效益的影响。结果表明:玉米专用控释肥在产量、产值、效益上最好的处理是施用控释肥600～700kg.hm-2,控释肥施用过高、过低都影响玉米产量。In order to evaluate the application effect ofcontrolled-release fertilizer special for maize, the effect of applying controlled-release fertilizer once when sowing seed on maize yield and benefit was studied. The results showed that the best treatment for yield,output and benefit was applying controlled-release fertilizer by 600-700 kg. hm2 ,otherwise,it would affect maize yield.

关 键 词：玉米 控释肥 产量 效益 应用效果 

分 类 号：S513[农业科学—作物学]