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保证全苗是获得丰产的基础。延长县学赶大队原高沟深,水源缺乏,无灌溉条件,加之当地气候“十年九旱”,春季尤其缺雨,因而,以往常影响春播作物的播种、出苗。近年来,通过总结本地经验,应用外地有效措施,对抗春旱保全苗的技术进行了试验、示范和推广,春播作物基本达到了一次播种,一次全苗。他们的主要经验是: 1.搞好春季整地工作:在干旱高原,
To ensure that the whole seed is the basis for obtaining high yield. In Yanchang County, the catch-up team of Yuanchanggou County is poor in source, lack of water and no irrigation conditions. Coupled with the local climate of “nine drought in ten years”, the spring is especially poor in rainfall. Therefore, sowing and emergence of spring-sown crops have always been affected. In recent years, by summing up local experience, applying effective measures in the field, the technology of spring seedling protection has been tested, demonstrated and popularized. The spring sowing crop has basically reached a sowing time and once full seedling. Their main experience is: 1 do a good job of spring land preparation: In the arid plateau,