Fig. 5From: Precise high-throughput online near-infrared spectroscopy assay to determine key cell wall features associated with sugarcane bagasse digestibilityEquation prediction capacity of the offline NIRS models. A Original spectra of the dry sugarcane samples. B Principal component analysis of the samples in the calibration sets. CÂ Calibration model of cellulose crystallinity, D lignin clean mass content in the dry biomass, and E lignin proportion in the cell wall. ASL acid-soluble lignin; AIL acid-insoluble lignin; RPD ratio performance deviationBack to article page