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据统计分析,我国农作物秸秆每年产出量约为6亿吨,传统用途一般作为农家生活燃料,或作为肥料直接还田和用作饲料过腹还田。但是,近年来,随着农村经济的发展和农民生活水平的提高,炊事用能方式也有了一定的转变,致使农作物秸秆出现了大量剩余,随意焚烧秸秆现象时有发生,不仅浪费了宝贵的生物质资源,而且污染了农业生态环境。尤其是夏秋两季秸秆焚烧造成的集中污染,直接威胁到
According to statistical analysis, the annual output of crop straw in China is about 600 million tons. The traditional uses are generally used as farm life fuel, or directly used as fertilizers and used as feed for belly to return to fields. However, in recent years, along with the development of rural economy and improvement of farmers’ living standards, there has been a certain change in the way of using cooking energy, resulting in a large surplus of crop stalks. Occasionally, stubborn burning of straw has not only wrecked precious raw materials Material resources, but also polluted the agricultural environment. In particular, concentrated pollution caused by burning straw in summer and autumn is a direct threat