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长期秸秆还田对提高小麦-玉米轮作耕层土壤养分及产量分析
李守华
Effect of Long-term Straw Returning on Topsoil Nutrients and Crop Yield Under Wheat-Maize Rotation
LI Shouhua
中国农学通报 . 2022, (14): 60 -64 .  DOI: 10.11924/j.issn.1000-6850.casb2021-0616