利用无人机影像监测不同生育阶段玉米群体株高的精度差异分析
杨进, 明博, 杨飞, 许红根, 李璐璐, 高尚, 刘朝巍, 王克如, 李少昆

The Accuracy Differences of Using Unmanned Aerial Vehicle Images Monitoring Maize Plant Height at Different Growth Stages
YANG Jin, MING Bo, YANG Fei, XU Honggen, LI Lulu, GAO Shang, LIU Chaowei, WANG Keru, LI Shaokun
表1 7月25日和8月27日两次监测时人工测定的各小区平均株高 单位: m
Table 1 Average plant height of two treatments measured artificially on 25 July and 27 August
播期7月25日8月27日
FK139JNK728ZD958FK139JNK728ZD958
B12.3b2.5b2.1c2.3d2.5d2.1d
B22.2c2.6a2.2c2.1e2.5d2.2cd
B32.4a2.6a2.5b2.4bc2.6cd2.5b
B42.5a2.7a2.4b2.5ab2.7bc2.5b
B52.5a2.8a2.6a2.5a2.9a2.6a
B61.9d2.0c1.7d2.4bc2.8ab2.5b
B71.2e1.0d0.9e2.4c2.6cd2.2c
B80.3f0.3e0.3f2.1e2.2e1.9e