基于土壤有机质含量推荐的旱地冬小麦施氮量研究
蒋龙刚1,黄明1,3,宋庆赟1,苑爱静1,李嘉华1,邱炜红1,2(),王朝辉1,2()
Research on Nitrogen Fertilizer Application Recommended Method Based on Soil Organic Matter in Dryland Wheat Production
JIANG LongGang1,HUANG Ming1,3,SONG QingYun1,YUAN AiJing1,LI JiaHua1,QIU WeiHong1,2(),WANG ZhaoHui1,2()

图5. 各试验点2014—2017年冬小麦的经济效益

Fig. 5. Economic benefits of winter wheat at different experimental sites during 2014-2017