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近两年,我县依据本地日照强,昼夜温差大,夏季气候凉爽的特点,大力发展高原特菜洋葱,取得了可观的经济效益和社会效益。为了充分利用土地资源和光热资源,在洋葱周围的畦梗上套种萝卜。经测产,单种洋葱平均(亩)产3810kg,按每公斤0.4元计,(亩)收入1524元;而套种萝卜的地块,每667m2中洋葱产量为3 750kg,收入1500元,萝卜产量为365kg,按每公斤0.4元计,收入146元,扣除种子钱20元,两者总计收入为1626元,比单种洋葱增收102元。现将栽培技术总结如下:
In the recent two years, based on the characteristics of strong local sunshine, large temperature difference between day and night and cool summer weather, our county vigorously developed onions and onions in the plateau and achieved considerable economic and social benefits. In order to make full use of land resources and light and heat resources, the radish is planted on the stalk of the onion. According to the test results, the average single-species onion production (3810kg), 0.4 yuan per kilogram, (mu) income of 1524 yuan; and intercropping radish plots, the onion production per 667m2 3 750kg, income 1500 yuan, For 365kg, 0.4 yuan per kilogram, income of 146 yuan, 20 yuan less seed money, the two total income of 1626 yuan, 102 yuan more than a single onion. Now cultivation techniques are summarized as follows: