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农田土壤养分变化与玉米穗部性状及产量的关系
李发民,毛建昌,李向拓,杨金慧
The Relationship between Yield and Maize Ear Traits and Changing Soil Nutrition
Li Famin, Mao Jianchan, Li Xiangtuo, Yang Jinhui
中国农学通报 . 2005, (8): 107 -107 .  DOI: 10.11924/j.issn.1000-6850.0508107