高光谱和NSGA2-ELM算法的粳稻叶片氮素含量反演

冯帅¹, 曹英丽^1,^2,^*, 许童羽^1,², 于丰华^1,², 陈春玲^1,², 赵冬雪¹, 金彦¹

Inversion Based on High Spectrum and NSGA2-ELM Algorithm for the Nitrogen Content of Japonica Rice Leaves

FENG Shuai¹, CAO Ying-li^1,^2,^*, XU Tong-yu^1,², YU Feng-hua^1,², CHEN Chun-ling^1,², ZHAO Dong-xue¹, JIN Yan¹

不同施氮水平下的粳稻叶片平均光谱反射率 N0: 不含氮; N1: 150 kg·hm^-2; N2: 240 kg·hm^-2; N3: 330 kg·hm^-2