SRP412571 PRJNA909926 Effects of Continuous Straw Returning with Different Forms on Soil Microbial Community Structure and Rice Yield In this study, puffed straw and conventional straw were used to return to the field continuously for two years, to explore the effects of the two forms of straw on soil nutrients, microbial community structure and rice yield, and to provide theoretical basis and technical support for high-yield rice cultivation in cold areas of China.