Fig. 2From: Alkali delignification and Bacillus sp. BMP01 hydrolysis of rice straw for enhancing biofuel yieldsElectron micrograph of rice straw particles at × 5000 magnification. a Untreated (raw). b 1% NaOH treated. c 3% NaOH treated. d 5% NaOH treated. e 7% NaOH treated. f 10% NaOH treatedBack to article page