秸秆还田不仅可以节省大量的化肥投入，降低农业生产成本，而且可以培肥土壤，保持水土，避免因焚烧秸秆造成的大气污染，保护生态环境。秸秆直接还田是就地收割，就地利用，不需要堆制，让秸秆在土壤中分解腐烂，节省大量劳力。实践证明，秸秆直接还田，只要措施正确，就... Straw can not only save a lot of fertilizer inputs, reduce agricultural production costs, but also fertilize the soil, maintain soil and water, to avoid air pollution caused by burning straw and protect the ecological environment. Straw directly into the field is harvested in situ, on-site use, do not need to pile system, so that decomposition of straw decomposition in the soil, saving a lot of labor. Practice has proved that straw directly back to the field, as long as the measures are correct, ...