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不同氮肥梯度下黄顶菊混植密度对玉米生长的影响
田佳源,张思宇,皇甫超河,田秀平,杨殿林,王慧
Effects of Flaveria bidentis Planting Density on Maize Growth Under Different Nitrogen Gradients
中国农学通报 . 2018, (20): 26 -33 .  DOI: 10.11924/j.issn.1000-6850.casb17100073