如何科学合理利用秸秆这一再生资源,是我国乃至全世界的一大难题。多年来,由于缺少成熟的转化增值技术,秸秆除少量用于燃料、饲料和食用菌培养料外,大部分没能合理利用,大多数农民把剩余秸秆就地烧毁或堆放场院、路边及空地。乱堆乱放的秸秆严重影响村容村貌,妨碍了交通、污染环境、还极易引发火灾。焚烧秸秆既浪费资源,又破坏土壤肥力, How to use straw as a renewable resource scientifically and rationally is a major problem in our country and even in the world. For many years, due to the lack of mature conversion value-added technologies, straw was mostly not used properly except for a small amount of fuel, feed and edible fungus culture material. Most farmers burned or stacked the remaining straw on site, on the roadside and space. The random pile of straw seriously affects the village appearance, hinder traffic, pollute the environment, but also easily lead to a fire. Incineration of straw waste of resources, but also undermine soil fertility,