垦利县土地总面积22.04万hm~2,其中盐渍化面积10.3万hm~2,占46.7％。现将在盐碱地植棉的主要措施介绍如下。一、整平敛盐盐碱地有“盐随水来,水随气散,气散留盐”的水盐相依规律。在当地有“春多、秋少、雨季无”的季节变化特点,在春季要抓住泛盐高峰期,去掉土壤表面的盐分积聚层,减 The total land area of ​​Kenli County is 220,400 hm ~ 2, of which salinization area is 103,000 hm ~ 2, accounting for 46.7%. Now cotton planting in saline-alkali measures are described below. First, the leveling salt accumulation Alkalis have “salt with water, water with gas scattered, gas scattered salt” dependent on the law of water and salt. In the local “spring more, less autumn, rainy season,” the characteristics of the seasonal changes in the spring to seize the pan-salt peak, remove the soil surface salinity accumulation, less