长期定位条件下不同氮肥运筹对春玉米根冠发育的影响
李喆豪, 姬米源, 吕梦, 明博, 李少昆, 张海艳, 谢瑞芝

Effects of Different Nitrogen Fertilizer Management Strategies on the Root and Shoot Development of Spring Maize under Long-Term Positioning Conditions
Li Zhehao, Ji Miyuan, Lü Meng, Ming Bo, Li Shaokun, Zhang Haiyan, Xie Ruizhi
图3 不同处理间地下部干物质积累变化动态
Fig.3 Dynamics of underground dry matter accumulation among different treatments