不同光谱指数反演马铃薯叶片氮累积量的研究
韩康, 于静, 石晓华, 崔石新, 樊明寿

Inversion of nitrogen accumulation in potato leaf with different spectral indices
HAN Kang, YU Jing, SHI Xiao-Hua, CUI Shi-Xin, FAN Ming-Shou
图1 试验地位置及试验小区分布
N0~N4分别代表0、150、300、450、600 kg hm-2 的氮肥水平; a、b、c为3次重复。
Fig. 1 Location and distribution of experimental plots
N0-N4 represent 0, 150, 300, 450, 600 kg hm-2 nitrogen fertilizer levels, respectively; a, b, and c are three replications.