PROPERTIES OF DEHYDRATED LOW-GRADE ASPARAGUS (ASPARAGUS-OFFICINALIS)

被引:2
|
作者
STRAHM, BS [1 ]
FLORES, RA [1 ]
CHUNG, DS [1 ]
机构
[1] KANSAS STATE UNIV AGR & APPL SCI,DEPT AGR & BIOL ENGN,MANHATTAN,KS 66506
关键词
VALUE-ADDED; DRYING; STORAGE; WASTES; COLOR; ASPARAGUS;
D O I
10.4315/0362-028X-58.7.804
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
The properties of dehydrated low-grade asparagus produced by a batch, forced-convection drying process were investigated with respect to storage stability and equilibrium moisture isotherms. It was found that predrying blanching, storage in the form of pieces, and storage at lower temperatures led to greater color stability during storage as measured by changes in the tristimulus color parameters L*, a* and b*. These factors did not significantly affect pH stability in storage. The equilibrium moisture isotherms for dehydrated low-grade asparagus were determined at 10 and 25 degrees C and were well described by Halsey's equation; the binding energy of water of the dehydrated asparagus was calculated at different moisture contents.
引用
收藏
页码:804 / 808
页数:5
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