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粮食地膜覆盖栽培是榆中温饱工程和粮食丰收工程的关键性措施之一,在全县28个乡(镇)推广,1997年面积1万公顷,并取得明显增产、增收效果。但榆中县地理条件复杂,自然环境条件、经济条件和种植业发展的条件有很大差别,因此粮食覆盖栽培技术的推广应用必须因地制宜,分类指导,才能 充分发挥其增产增收作用。
Food film mulching cultivation is one of the key measures for the project of food supply and adequate food in Yuzhong and is popularized in 28 townships (towns) in the county. In 1997, the area was 10,000 hectares and the yield was increased and the income was increased significantly. However, the geographical conditions of Yuzhong County are complex, and the conditions of natural environment, economic conditions and the development of planting industry are very different. Therefore, the popularization and application of food covering cultivation techniques must give full play to their effects of increasing output and increasing incomes according to local conditions and classified guidance.