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一、粮豆间作的增产效益 粮豆间作是一项较好的种植方式,既增加粮食产量,又多收了豆类,显示了增产增收的效益。 沙湾县大泉公社三道河子生产队,80年单作玉米单产521斤,亩产值60.34元,81年玉米间作黄豆,每亩收玉米547斤,黄豆117斤,玉米加黄豆亩产达664斤,亩产值109.08元,较上年增收48.64元。该队81年700亩玉米间作黄豆,比80年的800亩玉米单作多收入28054元,收入净增57.9％
First, intercropping grain yield intercropping benefits Intercropping intercropping is a better way to grow, not only increase food production, but also received more beans, showing the benefits of increased production and income. Shawan County spring commune Sanchahe production team, 80 years of monoculture 521 kg, yield 60.34 yuan per mu, 81 years of inter-corn as corn, corn per acre 547 pounds, 117 pounds of soybeans, corn and soybean yield per 664 Kg, 109.08 yuan per mu output value, an increase of 48.64 yuan over the previous year. The team 81 years of 700 acres of corn intercropped soybeans, more than 800 acres of corn in 80 years for single-income 28,054 yuan, a net increase of 57.9%