一根玉米秸秆,点一把火烧掉,其实很简单。而在山西壶关县,这根玉米秸秆,先是变身为菌棒长出了食用菌,然后又演变为菌糠,生产出了有机肥,接着有机肥回归土壤,改变了土壤的板结,促进旱地西红柿的产业化发展。在这根玉米秸秆由茁壮而生到回归土地的过程中,壶关县的优质玉米种植、规模化养殖、 A corn stalks, a fire burned, in fact, very simple. In Huaguan County, Shanxi Province, this corn stalk, first turned into a fungus grows edible mushrooms, and then evolved into bran, to produce organic fertilizer, organic fertilizer and then return to the soil, changing the soil compaction, and promote Industrialization of Dryland Tomatoes. In this corn stalks by thriving to return to the land in the process, high-quality corn planting Huguan County, large-scale farming,