基于春玉米籽粒产量的渭北旱塬区农户施肥现状评价WANG Hao,DONG Zhao-yang,WANG Shu-lan,ZHANG Yu-jiao,SHI Zu-jiao,ZHANG Yuan-hong,WANG Rui,LI JunPlant Nutrition and Fertilizer Science(2018)引用 13|浏览5关键词farmers,Weibei dryland,yield,fertilizer application rate,spring maizeAI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要