一次基施缓释肥对小麦产量和效益的影响  

Effect of single basal applying slow release fertilizer on yield of wheat and benefit

作　　者：傅送保 曲均峰 王国忠 

机构地区：[1]中海石油化学股份有限公司,海南东方572600

出　　处：《磷肥与复肥》2014年第2期73-74,共2页Phosphate & Compound Fertilizer

摘　　要：通过不同缓释肥与普通肥料进行肥效试验,结果表明：一次性施用缓释肥比普通复合肥增产效果明显,小麦增产幅度在2.6％～ 17.1％;提高了小麦有效穗数和穗粒数;经济效益增幅在598.6～2 683.8元/hm^2;缓释肥施用量减少15％的施肥条件下,小麦保持稳产.The fertilizer efficiency tests of various slow release fertilizer and ordinary fertilizer are carried out. The result shows that, compared with ordinary compound fertilizer, the yield-increasing effect of single basal applying slow release fertilizer is obvious, increase rate of 2.6%-17.1%; the effective number of productive ear and kernels per spike are improved; the economic benefit is increased by 598.6- 2 683.8 RMB Yuan/hm^2; under slow-release fertilizer reduced by 15%, the yield of wheat is stable.

关 键 词：小麦 缓控释肥 一次性基施 产量 经济效益 

分 类 号：S512.1[农业科学—作物学]