نتایج جستجو برای: in vitro gas production

تعداد نتایج: 17130974  

Journal: :علوم دامی ایران 0
ابراهیم نوریان سرور دانشجوی دکتر تربیت مدرس یوسف روزبهان دانشیار تربیت مدرس

in this trial, the effect of different levels of echum amoneum (ea) (0.3, 30, 300 or 3000 µl) on in vitro ruminal fermentation characteristics and methane production was assessed. the parameters studied were in vitro gas production (ivgp), methane production, ammonia (nh3-n) concentration, in vitro organic matter degradability (ivomde), partitioning factor (pf) (the ratio of substrate truly deg...

Journal: :iranian journal of applied animal science 2015
a. mokhtarpour a.a. naserian r. valizadeh m. danesh mesgaran f. pourmollae

two experiments were conducted to evaluate the crude protein fractionation, in vitro gas production and the biological effects of tannins in alfalfa silage treated with different levels of pistachio by-products (pb) extract. pb was soaked in water with a ratio of 1:5 (w/v) for 12 h. after filtering and concentrating, the crude extract was added to fresh alfalfa to a final concentration of 1%, 2...

Journal: :علوم دامی ایران 0
ابراهیم نوریان سرور دانش آموختۀ دکتری تغذیۀ دام گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه تربیت مدرس، تهران، ایران یوسف روزبهان عضو هیأت علمی گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه تربیت مدرس، تهران، ایران

the effect of three levels (0, 28.65, 57.31mg /200mg substrate) of golpar (heracleum persicum: hp) on in vitro rumen ecosystem and on methane production was assessed. gas production (gp) was recorded from 1 to 54h past of incubation. the parameters studied were in vitro gas production (ivgp), methane production, ammonia-n concentration (nh3-n), in vitro organic matter degradability (ivomde), pa...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

during natural gas processing, water in natural gas may cause to hydrates formation in pipelines which may lead to serious damages to process equipments. given the problems raised by present of water in natural gas, glycol solvent uses to remove water.in contact of glycol with gas always an amount of btex and voc absorb along with water, which on glycol recovery process, these substances separa...

A.A. Njidda, A.O. Olafadehan H.A. Alkali

The chemical composition and in vitro gas production of some leguminous browse species were evaluated. Crude protein (CP) content was highest (P

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1390

هدف از انجام این تحقیق تعیین ارزش غذایی (ترکیبات شیمیایی، قابلیت هضم و خصوصیات تجزیه پذیری) تفاله انگور، تفاله دانه انار و پوست پسته با استفاده از روشهای in situ , in vitro gas production و in vitro disappearance بود. از پلی اتیلن گلیکول 6000 برای فرآوری و غیر فعال کردن تانن ها در مواد خوراکی مورد آزمایش استفاده شد. در این تحقیق از 2 رأس گوسفند فیستوله گذاری شده جهت انجام آزمایشاتin vitro و in ...

Akbar Taghizadeh Bahram Dalir-Naghadeh, Ehsan Anassori Maghsoud Besharati Morteza Tahmoozi Rasoul Pirmohammadi Safa Farahmand-Azar Siamak Asri-Rezaei,

The effect of inclusion of garlic essential oil (EO) at 33, 66 and 100 μg mL-1, raw garlic (GAR) at 5, 10 and 15 mg mL-1 and monensin (MON) at 7.5 μg mL-1 of incubation medium on organic matter digestibility (OMD) was studied with in vitro gas production, ANKOM daisyII and conventional in vitro (IVOMD) methods. The material was incubated with sheep ruminal fluid and the experimental design was ...

Journal: :تولیدات دامی 0
آیناز اصلانیان کارشناس ارشد گروه علوم دامی، دانشکدۀ کشاورزی و منابع طبیعی، دانشگاه گنبدکاووس، گنبدکاووس، ایران فرزاد قنبری استادیار گروه علوم دامی، دانشکدۀ کشاورزی و منابع طبیعی، دانشگاه گنبدکاووس، گنبدکاووس، ایران جواد بیات کوهسار استادیار گروه علوم دامی، دانشکدۀ کشاورزی و منابع طبیعی، دانشگاه گنبدکاووس، گنبدکاووس، ایران بهروز کریمی شهرکی کارشناس، مرکز تحقیقات فرآوری مواد معدنی ایران، کرج، ایران

this research was conducted to determine the effect of gamma ray (gr) (100 and 150 kgy), sodium hydroxide (50 g/kg dm) and calcium oxide (160 g/kg dm) on gas production parameters and in vitro digestibility of soybean straw. all treatments, except for the gamma ray (100 and 150 kgy) did not have gas production up to 4 hours after incubation and there was a lag time. from 8 to 96 hours of incuba...

Journal: :veterinary research forum 2012
ehsan anassori bahram dalir-naghadeh rasoul pirmohammadi akbar taghizadeh siamak asri-rezaei

the effect of inclusion of garlic essential oil (eo) at 33, 66 and 100 μg ml-1, raw garlic (gar) at 5, 10 and 15 mg ml-1 and monensin (mon) at 7.5 μg ml-1 of incubation medium on organic matter digestibility (omd) was studied with in vitro gas production, ankom daisyii and conventional in vitro (ivomd) methods. the material was incubated with sheep ruminal fluid and the experimental design was ...

Journal: :علوم دامی ایران 0
محمد ابراهیم نوریان سرور دانش آموختة دکتری، دانشکدة کشاورزی، دانشگاه تربیت مدرس یوسف روزبهان دانشیار، دانشکدة کشاورزی، دانشگاه تربیت مدرس

the effect of three levels of eucalyptus leaf (0, 28.65 or 57.37mg/200mg substrate), which were either oven, freeze or air dried on in vitro ruminal fermentation characteristics was assessed. the studied parameters were in vitro gas production (ivgp), methane production, ammonia (nh3-n) concentration, in vitro organic matter degradability, partitioning factor (pf) (ratio of substrate truly degr...

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