为了探讨耕地保护与质量提升技术推广应用效果,2010-2015年在贵州省55个县(市、区)开展绿肥种植、秸秆还田和增施有机肥技术推广应用效果研究.结果表明:推广绿肥种植、秸秆还田和增施有机肥能明显提升耕地质量,减少化肥施用量,提高作物产量,减少大气污染.%In order to explore effect of popularization and application of cultivated land protection and quality improvement technology,researches on popularization and application of green manure,straw returning and organic manure application were conducted in 55 counties (cities and districts) in Guizhou Province from 2010 to 2015.The results showed that the promotion of green manure planting,straw returning and organic manure application could obviously improve the quality of arable land,reduce the application of chemical fertilizers,increase crop yield and reduce air pollution.
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