TY - Smart Agriculture A1 - WANG Guobin, HAN Xin, SONG Cancan, YI Lili, LU Wenxia, LAN Yubin T1 - Evaluation of Droplet Size and Drift Distribution of Herbicide Sprayed by Plant Protection Unmanned Aerial Vehicle in Winter Wheat Field Y1 - 2021-09-30 JF - Smart Agriculture JO - Smart Agriculture SP - 38 EP - 51 VL - 3 IS - 3 UR - http://www.smartag.net.cn N1 - 10.12133/j.smartag.2021.3.3.202107-SA005 ER -