A solid fertilizer and seed application rate measuring system for a seed-fertilizer drill machine. - Hongfeng Yu; Yongqian Ding; Xiuqing Fu; Haitao Liu; Minfeng Jin; Chuanlei Yang; Zhuo Liu; Guoxiang Sun; Xianglin Dou (Comput. Electron. Agric., 2019)

Measurement Method for Height-Independent Vegetation Indices Based on an Active Light Source. - Yongqian Ding; Yizhuo Jiang; Hongfeng Yu; Chuanlei Yang; Xueni Wu; Guoxiang Sun; Xiuqing Fu; Xianglin Dou (Sensors, 2020)

A new method for measuring vegetation indices based on passive light source. - Yongqian Ding; Xueni Wu; Hongfeng Yu; Yizhuo Jiang; Zhuo Liu; Xianglin Dou (Comput. Electron. Agric., 2021)