نتایج جستجو برای: Chemical pretreatment

تعداد نتایج: 416091  

Journal: :international journal of advanced biological and biomedical research 2014
mahboobeh hosseini yaghoob mansoori ahmad mostaan ahmad rajaee

objective: button mushrooms (agaricus bisporus) are among the most widely produced and consumed mushrooms in the world. generally speaking, mushrooms are of great nutritional value, which due to their high content of moisture and their corruptibility particular attention is required to be paid to their conservation and health. drying is one of the most important ways to preserve the yields with...

Ahmad Mostaan Ahmad Rajaee Mahboobeh Hosseini, Yaghoob Mansoori

Objective: Button mushrooms (Agaricus Bisporus) are among the most widely produced and consumed mushrooms in the world. Generally speaking, mushrooms are of great nutritional value, which due to their high content of moisture and their corruptibility particular attention is required to be paid to their conservation and health. Drying is one of the most important ways to preserve the yi...

Ahmad Mostaan Ahmad Rajaee Mahboobeh Hosseini, Yaghoob Mansoori

Objective: Button mushrooms (Agaricus Bisporus) are among the most widely produced and consumed mushrooms in the world. Generally speaking, mushrooms are of great nutritional value, which due to their high content of moisture and their corruptibility particular attention is required to be paid to their conservation and health. Drying is one of the most important ways to preserve the yi...

Journal: :محیط زیست طبیعی 0
مرتضی صابری عضو هیئت علمی دانشگاه زابل علی طویلی دانشیار دانشکدۀ منابع طبیعی، دانشگاه تهران مرتضی میری دانشجوی کارشناسی ارشد محیط زیست، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

the aim of this study was to investigate the allelopathic effects of eucalyptus camaldulensis on germination and early seedling growth of festuca arundinacea under laboratory condition in order to determine the effect of pretreatments on decreasing the destructive effects of allelopathic compounds. the chemical stimulators used in this study included 3 levels of gibberellic acid, 3 levels of sa...

2013
Zhijia Liu Benhua Fei

The world’s present economy is highly dependent on various fossil energy sources such as oil, coal, natural gas, etc [1]. There are several alternative energies which can replace fossil fuels in the future, such as hydro, solar, wind, biomass and ocean thermal energy. Among these energy sources, biomass is the only carbon-based sustainable energy and is utilized by most people around the world ...

Journal: :Bioresource technology 2005
Nathan Mosier Charles Wyman Bruce Dale Richard Elander Y Y Lee Mark Holtzapple Michael Ladisch

Cellulosic plant material represents an as-of-yet untapped source of fermentable sugars for significant industrial use. Many physio-chemical structural and compositional factors hinder the enzymatic digestibility of cellulose present in lignocellulosic biomass. The goal of any pretreatment technology is to alter or remove structural and compositional impediments to hydrolysis in order to improv...

2013
Ye Chen Mark A Stevens Yongming Zhu Jason Holmes Hui Xu

UNLABELLED BACKGROUND Previous research on alkaline pretreatment has mainly focused on optimization of the process parameters to improve substrate digestibility. To achieve satisfactory sugar yield, extremely high chemical loading and enzyme dosages were typically used. Relatively little attention has been paid to reduction of chemical consumption and process waste management, which has prov...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
)pages33-42) s.h. razavi k. rezaei m. ivan

abstract in this study, the extraction of carotenoids from a new strain of yeast (sporobolomyces ruberrimus h110) by different chemical and physical methods was investigated. for chemical pretreatment methods, hcl at two different concentrations (0.2 and 0.5 n) and two different temperatures (55 and 75c), and dmso solvent (also at two different temperatures, 55 and 75c) were used. sonication an...

Journal: :international journal of environmental research 0

the efficiency of existing municipal wastewater treatment plants has been affected by the increase of incoming organic load caused by the expansions in developing countries. in the present investigation, the effect of chemically enhanced primary treatment (cept) process was studied on the enhancement efficiency of a municipal wastewater treatment plant in tehran, iran. jar test results showed a...

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