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Corn leaf and corn stalk were pretreated with only hot water and 0.1% sulfuric acid at 160°C, or 200°C, respectively. For hot water pretreatment, the pH of corn stalk hydrolysate decreased more rapidly than that of corn leaf as the reaction time increased. On the contrary, the pH of corn leaf hydrolysate increased more than that of corn stalk with diluted acid addition. Increasing temperature enhanced...
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