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Effects of Irrigation and Nitrogen Application on Spring Wheat Yield, Soil Water Content and Available Nitrogen Content in Loess Plateau of Central Gansu
Chen Zhiming, Li Guang, Wu Jianguo, Yan Lijuan
Chinese Agricultural Science Bulletin . 2020, (8): 8 -16 .  DOI: 10.11924/j.issn.1000-6850.casb19010054