Effects of Returning Straw to Field through Cow’s Belly and Applying Nitrogen on Annual Yield of Wheat and Maize and Soil Physical and Chemical Properties
ZHAO Lingxiao, JIANG Li’na, MA Jianhui, WEI Jituo, ZHAO Dongyang
Journal of Henan Agricultural Sciences . 2020, (11): 26 -36 .  DOI: 10.15933/j.cnki.1004-3268.2020.11.004

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