我们不得不面对这样一个严酷的现实:我国的盐碱地面积已达到4亿多亩,并且,西部地区50%以上的草地盐碱化问题在加剧,相当数量的耕地与林地盐碱化面积在扩大。土壤盐渍化,让大量的国土被荒芜,让生态环境更恶劣,让盐碱区的人们贫困更加剧。盐碱地在中国的广泛分布,对21世纪中国的 We have to face such a harsh reality: the area of ​​saline-alkali land in our country has reached 400 million mu, and the problem of more than 50% of the grassland salinization in the western region is aggravating. A considerable amount of land for salinization of cultivated land and forest land is expanding . Soil salinization, so that a large number of land was barren, so that the ecological environment is even worse, so that people in the saline-alkaline area, the more the poverty worse. Saline alkali widely distributed in China, to China in the 21st century