氮磷钾肥配施对辽单121产量的影响  

The Effect of Formula Application on Yield of Liaodan 121,a Introduced Maize Variety

作　　者：杨茂云 方洪玉 罗晓锋 姚福晖 王光艳 

机构地区：[1]贵州省石阡县土肥站,贵州石阡555100 [2]贵州省石阡县龙井乡农业技术推广站,贵州石阡555111

出　　处：《贵州农业科学》2009年第6期58-60,共3页Guizhou Agricultural Sciences

基　　金：农业部测土配方施肥补贴项目

摘　　要：为了掌握辽单121在石阡县主要土种上种植的最佳施肥量,实施了"3414"肥料试验。结果表明,辽单121的氮磷钾最佳施肥量为N 14.45 kg/667m2,P2O58.97 kg/667m2,K2O 11.02 kg/667m2,可获得最佳产量为527.66 kg/667m2。Th＂3414＂formula application design was tested in Liaodan 121 planted in the yellow soil to study the effect on its yield in Shiqian County. The results showed that the optimum yield could be up to 527.66 kg/667m3 when the optimum N, P2O5 and K2O application combination were 14. 45 kg/667m2 ,8.97 kg/667m2 and 11.02 kg/667m2 respectively.

关 键 词：玉米 辽单121 氮磷钾肥 有机肥 

分 类 号：S513-06[农业科学—作物学]