نتایج جستجو برای: aerobic fermentation
تعداد نتایج: 66199 فیلتر نتایج به سال:
This study was carried out to determine the effects of actic acid bacterial inoculant on the fermentation and aerobic stability of sunflower silages. Sunflower was harvested at the milk stage. Inoculant-1174 (Pioneer®,USA) was used as homofermentative lactic acid bacterial inoculant. Inoculant was applied 6.00 log10 cfu/g silage levels. Silages with no additive served as controls. After treatme...
An aerobic Lactobacillus plantarum culture displayed growth stagnation during early growth. Transcriptome analysis revealed that resumption of growth after stagnation correlated with activation of CO(2)-producing pathways, suggesting that a limiting CO(2) concentration induced the stagnation. Analogously, increasing the CO(2) gas partial pressure during aerobic fermentation prevented the tempor...
As important pests, scarab beetle larvae survive on plant biomass and the microbiota of the fermentation chamber play an important role in the digestion of lignocellulose-rich diets. However, the cultivable microbes, especially the anaerobic cultivable microbes, are still largely unknown. Here, both cultivable anaerobic and aerobic bacterial communities associated with the fermentation chamber ...
the aim of this study was to investigate the effect of bacterial inoculation on the fermentation and aerobic stability of corn silage and on the dry matter degradability and milk composition when fed to sheep or cows. four male sheep were selected to measure dry matter degradability of uninoculated (ucs) and inoculated (ics) corn silage. milk composition was measured for 22 holstein cows, separ...
There are three variations of the fermentation process. In batch fermentation, a sterilized nutrient solution in the fermentor is inoculated with micro-organisms and incubation is allowed to proceed. During the course of the fermentation, oxygen is added (as in the case of aerobic microorganisms) and an acid or base to control the pH. The composition of the culture medium, the biomass concentra...
Hyaluronic acid (HA) is a linear high molecular weight glycosaminoglycan polymer made up of repeating units of β (14) N-Acetylglucosamine and β (13) D glucuronic acid. Producing large quantities of high molecular weight polymer with very low dispersity of molecular size is seen as a niche in a huge hyaluronic acid world market and microbial derived product could effectively fit into it. This ...
It is difficult to make good quality of silage from alpine gramineous from the Qinghai Tibetan plateau. The effects of lactic acid bacteria (LAB) on the fermentation quality and aerobic stability of Siberian wildrye silage were studied in southeast of the Qinghai Tibetan plateau. Siberian wildrye materials were freshly cut at the sprouting stage, flowering stage, and milky stage. Silage was pre...
The efficiency of a novel strain of lactic acid bacteria inoculant (Lactobacillus plantarum VTT E-78076, E76) on the fermentation quality of wilted silage was studied. Furthermore, the possibility to improve aerobic stability of silages by combining an inoculant and chemical preservatives was investigated. Two experiments were conducted with wilted timothy-meadow fescue herbage (dry matter 429 ...
Allantoin occurs widely in nature, where it arises from the oxidation of uric acid (1, 2). Animals, plants, and bacteria convert allantoin to glyoxylic acid and urea via allantoic acid (14). The aerobic oxidation of allantoin by a species of Pseudomonas has been studied in detail (4), but the pathway of allantoin fermentation is incompletely known. That the aerobic and anaerobic pathways of all...
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