据近日环保部和国土资源部公报,中国16.1%的土壤受到污染,其中耕地污染比例是19.4%,0.5亿亩耕地已不适宜耕种。环保人士称,余下的耕地大部分属于中低质量水平。在农业上,污染是土壤众多问题中的一个,农业专家称之为“土壤病”。“土壤病”到底是啥病?首先,我们必须认识到,土壤是一个活的有生命的机体,它具有物质代谢、能量转化和信息传导功能,一旦土壤理化生物性质出现问题,就会影响到土壤健康状况和植物正常生长。其次,我们还必须弄清“土壤病”和土传病害这两个概念。“土壤 According to the communiqué of the Ministry of Environmental Protection and the Ministry of Land and Resources recently, 16.1% of China’s soil was polluted, of which 19.4% of the cultivated land was polluted and 0.5 million of the cultivated land was no longer suitable for cultivation. Environmentalists said most of the rest of the cultivated land belongs to low and medium quality standards. In agriculture, pollution is one of a number of soil problems that agricultural experts call ”soil disease.“ First of all, we must realize that the soil is a living body, which has the function of material metabolism, energy conversion and information transmission. Once there is a problem with the physical and chemical biological properties of the soil, Affect soil health and plant normal growth. Secondly, we must also understand the two concepts of ”soil disease“ and soil-borne diseases. ”soil