نتایج جستجو برای: dry matter digestibility

تعداد نتایج: 303076  

Journal: :Revista de biologia tropical 2009
Alejandro Marín Margarita Casas-Valdez Silvia Carrillo Hugo Hernández Alberto Monroy Leonor Sanginés Fernando Pérez-Gil

The objective of this study was to evaluate Sargassum meal as feed for sheep through the measures of in vivo digestibility, dry matter degradability, pH, ammonia and volatile fatty acids in rumen. The Sargassum algae used in this experiment were collected at the end of spring, when they are more abundant, bigger, and have completed their reproductive cycle. Four tons (wet weigth) were collected...

2014
M. Mohammadi F. Ahmadi M. J. Zamiri

Sixteen rams (mean age: 13 mo; mean live weight: 40.0 ± 2.4 kg) were randomly allotted to four dietary treatments in a completely randomized design (4 rams per treatment). Diets (dry matter basis) contained 65% concentrate and 35% alfalfa hay (control diet, T1), 35% wheat straw (T2), 35% barley straw (T3) or 35% maize straw (T4). Total-tract apparent digestibility for dry matter, organic matter...

2010
O. G. Pereira S. C. Valadares Filho L. O. Tedeschi K. G. Ribeiro

A trial involving a 2x2 factorial arrangement of treatments was conducted to evaluate two corn silage hybrids (Agromen, AGN35-A42) and (Bayer, A3663) and concentrate levels (25 and 50%) on animal performance. Twenty-four Holstein x Zebu crossbred steers, averaging 335±30kg of BW, were distributed in six randomized blocks to evaluate intake, digestibility, and performance. Treatments consisted o...

جواد پوررضا, , محمدرضا عبادی, ,

In a completely randomized design with 3×5 factorial arrangement, the metabolizable energy and nutrients digestibility of three varieties of sorghum grains (low, medium and high tannin) with and without supplemental phytase were determined and was compared with corn and wheat. Three varieties of sorghum were selected from the 36 varieties according to their tannin content and were grown togther...

Journal: :کشاورزی (منتشر نمی شود) 0
احمد افضل زاده دانشیار گروه علوم دامی، پردیس ابوریحان، دانشگاه تهران، پاکدشت داود قندی کارشناس ارشد، گروه علوم دامی، پردیس ابوریحان، دانشگاه تهران، پاکدشت علی اکبر خادم استادیار گروه علوم دامی، پردیس ابوریحان، دانشگاه تهران، پاکدشت عبدالرضا صالحی استادیار گروه علوم دامی، پردیس ابوریحان، دانشگاه تهران، پاکدشت

digestibility coefficient of whole cottonseed was determined by in vivo method and total collection feces. the whole cottonseed degradability was determined by nylon bag method. a number of 12 holstein bulls were used in a complete randomized design. the rations contained zero (control), seven, 14 and 21 percentages of whole cottonseed. during the experimental period, daily gain, dry matter int...

Journal: :علوم دامی ایران 0
علی اصغر ساکی دانشیار، دانشکده کشاورزی دانشگاه بوعلی سینا، همدان سارا میرزایی گودرزی دانشجوی دکتری پردیس کشاورزی و منابع طبیعی دانشگاه تهران شهاب قاضی استادیار دانشکده کشاورزی دانشگاه رازی کرمانشاه محمد مهدی معینی استادیار دانشکده کشاورزی دانشگاه رازی کرمانشاه فاطمه صاحبی اعلاء دانشجوی کارشناسی ارشد دانشکده کشاورزی دانشگاه بوعلی سینا، همدان

this experiment was carried out for a determination of metabolizable energy and the effect of the grind multienzyme on in-vitro dry matter and protein digestibility in diets, and as well on performance of broiler chicks. a number of 800 day old unsexed arbor acres broilers were placed in 8 treatments and 4 replicates (25 chicks each). a completely randomized design (crd) of a factorial arrangem...

2017
Suneetha Devi

APBN1, a variety of hybrid napier was analysed at five stages of harvest (30, 40, 45, 50 and 60 days) for yield, leaf to stem ratio, chemical composition, in vitro dry matter digestibility, in sacco dry matter and protein degradation to find out optimum stage of harvesting. The yield of green fodder, dry matter (DM) and crude protein (CP) (MT/ ha/year) of forage harvested at 30, 40, 45, 50 and ...

2015
D. D. Henry F. M. Ciriaco M. Ruiz-Moreno V. R. G. Mercadante T. M. Schulmeister G. C. Lamb N. DiLorenzo

A study was conducted to evaluate the effects of chitosan on enteric methane (CH4) and total tract nutrient digestibility of beef heifers consuming either a high-concentrate (HC; 85% concentrate) or a low-concentrate (LC; 36% concentrate) diet. Heifers were provided their respective diets ad libitum along with one of three dietary inclusion rates of chitosan: 1) CTRL=0.0% of chitosan in the die...

Journal: :علوم دامی ایران 0
فاطمه شاکرمی دانش آموخته کارشناسی ارشد، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان مرتضی چاجی دانشیار، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان موسی اسلامی دانشیار بازنشسته دانشگاه کشاورزی و منابع طبیعی رامین خوزستان طاهره محمدآبادی استادیار، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان محمد بوجارپور استادیار، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان

this study was conducted to compare fungi and whole rumen microorganisms (wrm) digestibility of treated sugarcane pith by fungi and of buffalos and holstein cows. dry matter (dm), neutral and acid detergent fiber (ndf and adf) digestibilities of steam treated sugarcane pith (stp) by fungi and wrm were compared with a two-steps digestion technique, gas production (gp) and specific rumen fungi cu...

Journal: :Small ruminant research : the journal of the International Goat Association 2000
Mupangwa Ngongoni Topps Acamovic Hamudikuwanda Ndlovu

Four ruminally cannulated wethers (31+/-1.3kg) were used in an experiment with a 4x4 Latin square design to estimate the DM intake, apparent digestibility, nitrogen balance, rumen ammonia and microbial protein production. The sheep had ad libitum access to either Cassia rotundifolia (Cassia), Lablab purpureus (Lablab), Macroptilium atropurpureum (Siratro) or Stylosanthes guianensis (Stylo). Dry...

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