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永宁县农技人员在生产中试验总结和推广了地膜马铃薯垄沟秸秆覆盖保墒栽培技术,利用垄沟秸秆覆盖保墒、稀植高秆作物遮阴等措施,达到保墒节水、改良土壤的目的,有效地解决了本县地膜马铃薯生产中存在的问题。此项技术具有抑制田间杂草生长、抗旱保墒节水、促进薯块膨大、提高土壤肥力和增产增收显著等5大优点,示范田平均亩增产20%以上,具有很好的推广应用价值。
Yongning County agricultural technicians in the production trials to sum up and popularize the mulching of plastic mulch with straw mulching moisture conservation techniques, the use of furrow ditches cover soil moisture, thin planting high stalk shade and other measures to achieve the purpose of soil moisture and improve soil, effectively Solve the problem of potato film production in this county. The technology has the following five major advantages: inhibiting the growth of weeds in the field, saving water and saving water in drought, promoting tuber expansion, improving soil fertility and increasing yield and income significantly. The average yield of demonstration plots increases by more than 20%, which is of great value in popularization and application.