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水稻秸秆还田是改善水田生态环境,发展可持续农业的重要措施,连续3年秸秆还田,可增加土壤有机质0.2%~0.4%,增加土壤孔隙度和通气性,减轻土壤板结程度。水稻秸秆还田适用于除沙土地外的所有水田。现介绍如下技术模式供参考。一、秸秆还田量留茬高25~30厘米,进行灭茬搅
Rice straw is an important measure to improve the ecological environment of paddy field and develop sustainable agriculture. Straw returning to the soil for three consecutive years can increase soil organic matter by 0.2% ~ 0.4%, increase soil porosity and aeration, and reduce soil compaction. Rice straw is suitable for all paddy fields except sandy land. Now introduce the following technical model for reference. First, straw stubble stubble high 25 to 30 cm, stubble stir