Corn stover fractions and bioenergy

被引:26
作者
Akin, Danny E. [1 ]
Morrison, W. Herbert, III [1 ]
Rigsby, Luanne L. [1 ]
Barton, Franklin E., II [1 ]
Himmelsbach, David S. [1 ]
Hicks, Kevin B.
机构
[1] USDA ARS, Russell Res Ctr, POB 5677, Athens, GA 30604 USA
关键词
Zea mays L; lignin; phenolic acids; esterase; cellulase;
D O I
10.1385/ABAB:129:1:104
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Information is presented on structure, composition, and response to enzymes of corn stover related to barriers for bioconversion to ethanol. Aromatic compounds occurred in most tissue cell walls. Ferulic acid esterase treatment before cellulase treatment significantly improved dry weight loss and release of phenolic acids and sugars in most fractions over cellulase alone. Leaf fractions were considerably higher in dry weight loss and released sugars with esterase treatment, but stem pith cells gave up the most phenolic acids. Results help identify plant fractions more appropriate for coproducts and bioconversion and those more suitable as residues for soil erosion control.
引用
收藏
页码:104 / 116
页数:13
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