Extrusion processing for ammonia fiber explosion (AFEX)

被引：50

作者：

Dale, BE ^{[1
]}

Weaver, J

Byers, FM

机构：

[1] Michigan State Univ, Dept Chem Engn, E Lansing, MI 48824 USA

[2] Texas A&M Univ, Dept Anim Sci, College Stn, TX 77843 USA

来源：

APPLIED BIOCHEMISTRY AND BIOTECHNOLOGY | 1999年 / 77-9卷 / 1-3期

关键词：

AFEX; extrusion; ammonia; hydrolysis; ruminant digestibility;

D O I：

10.1385/ABAB:77:1-3:35

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：

The ammonia fiber explosion (AFEX) process, previously run only in a batch reactor, has been adapted to run on a twin-screw extruder. The sugar yield of AFEX material after enzymatic hydrolysis has been increased up to 3.5 times over that of completely untreated material. The ruminant digestibility of corn fodder has been increased up to 32% (from 54-71%) over completely untreated material, and 23% (from 63-77%) over material extruded with no ammonia. Extrusion-treated material proved more digestible by the ruminant at 48 h than material treated in the batch reactor.

引用

页码：35 / 45

页数：11

共 6 条

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