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Hyperspectral Inversion Method for Natural Grassland Canopy SPAD Value Based on Scaling Up of Green Coverage Rate

ZHANG Ai-wu^1,^2,³, LI Meng-nan^1,^2,³, SHI Jian-cong^1,^2,³, PANG Hai-yang^1,^2,³

多元线性逐步回归SPAD估算模型验证结果 (a): MLSR_R_SPAD_mean; (b): MLSR_D_SPAD_mean; (c): MLSR_VI_SPAD_mean;(d): MLSR_R_SPAD_cover; (e): MLSR_D_SPAD_cover; (f): MLSR_VI_SPAD_cover