紫云英翻压还田后季早中稻化肥减量试验  

Experiment on the Returning of Milk Vetch and Fertilizer Reduction in Early and Middle-Season Rice

作　　者：沈世胜 SHEN Shi-sheng(Pucheng Seed Management Station,Nanping,Fujian,353400)

机构地区：[1]浦城县种子管理站,福建南平353400

出　　处：《福建农业科技》2019年第2期35-37,共3页Fujian Agricultural Science and Technology

摘　　要：绿肥紫云英翻压还田后季早中稻化肥减量施用试验,结果表明:种植绿肥紫云英,并原地翻压后,其后季早中稻化肥施用可减量20%,水稻增产达极显著水平,经济效益显著,每667 m^2增收147.7元,紫云英翻压后季早中稻化肥减量具有增产增收效果。Experiment on the returning of green manure milk vetch and fertilizer reduction in early and middle-season rice. The results showed that after planting milk vetch and turning over in situ, the application of fertilizer in early and middle-season rice in the following season could be reduced by 20%. The yield of rice increased to a very significant level. the economic benefit was remarkable, increasing by 147.7 yuan per 667 m 2 . The reduction of fertilizer in early and middle-season rice in the post-season after turning over of milk vetch had the effect of increasing yield and income.

关 键 词：绿肥 紫云英 绿肥还田 减量施肥 

分 类 号：S511[农业科学—作物学] S142