نتایج جستجو برای: feeding performance

تعداد نتایج: 1151507  

ژورنال: توسعه آبزی پروری 2022

In this study, the effect of Ethylenediaminetetraacetic acid (EDTA) was evaluated on growth performance and body composition in beluga (Huso huso) juveniles. For this purpose, a total of 225 beluga juveniles with initial weight 38.47 ± 0.58 gr (Mean ±   Standard Division) were fed with five treatments with three replications including 0 g/kg EDTA (Control, C), 5 g/kg EDTA (EDTA 5), 10 g/kg ED...

Journal: :Integrative and comparative biology 2007
Peter Wainwright Andrew M Carroll David C Collar Steven W Day Timothy E Higham Roi A Holzman

Despite almost 50 years of research on the functional morphology and biomechanics of suction feeding, no consensus has emerged on how to characterize suction-feeding performance, or its morphological basis. We argue that this lack of unity in the literature is due to an unusually indirect and complex linkage between the muscle contractions that power suction feeding, the skeletal movements that...

B. Falahatkar, F. Rahmati, H. Khara,

This study was carried out to investigate the effects of starvation and feeding regimes on growth performance, haematological and biochemical parameters of blood and body composition of Caspian brown trout parr. For this purpose, 900 fish (average weight: 12.5±1 g) were stocked in 300-l tanks (18 tanks at a stocking rate of 50 fish in each tank) using an open system. Six experimental groups com...

Journal: :iranian journal of nursing and midwifery research 0
maryam marofi fatemeh abedini majid mohammadizadeh sedigheh talakoub

abstract background: premature neonates’ feeding is of great importance due to its effective role in their growth. these neonates should reach an independent oral nutrition stage before being discharged from the neonatal intensive care unit. therefore, the researcher decided to conduct a study on the effect of palady and cup feeding on premature neonates’ weight gain and their reaching full ora...

2005
P. W. Waldroup

Reduction of dietary crude protein (CP) with amino acid supplementation has been effective in reducing the cost of poultry feed. However, the performance of broilers declines when CP levels reaches a point and can not be totally restored with amino acid supplementation. This study was conducted to determine if differences in feed intake were responsible for the reduced performance at low protei...

2014
Hernán López-Fernández Jessica Arbour Stuart Willis Crystal Watkins Rodney L. Honeycutt Kirk O. Winemiller

Understanding of relationships between morphology and ecological performance can help to reveal how natural selection drives biological diversification. We investigate relationships between feeding behavior, foraging performance and morphology within a diverse group of teleost fishes, and examine the extent to which associations can be explained by evolutionary relatedness. Morphological adapta...

Journal: :تولیدات دامی 0
بهروز دستار استاد گروه تغذیه دام و طیور، دانشکده علوم دامی، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، گلستان، ایران محسن رجب زاده نسوان دانشجوی دکتری تخصصی گروه تغذیه دام و طیور، دانشکده علوم دامی، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، گلستان، ایران محمود شمس شرق دانشیار گروه تغذیه دام و طیور، دانشکده علوم دامی، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، گلستان، ایران مختار مهاجر استادیار بخش تحقیقات علوم دامی، مرکز تحقیقات و آموزش کشاورزی و منابع طبیعی استان گلستان، گرگان - ایران

the effect of feeding different protein profiles on growth performance, carcass components and nitrogen content of litter in cobb 500 broiler strain was evaluated using 800 chicks in a completely randomized design with four treatments, five replicates groups of 40 birds per each treatment. the treatments were consisted of four protein feeding profiles (based on cobb strain nutrition guide, reco...

Journal: :تولیدات دامی 0
حمید رضا خواجوی دانشجوی کارشناسی ارشد، گروه علوم طیور، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران، ایران محمد امیر کریمی ترشیزی استادیار، گروه علوم طیور، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران، ایران حامد احمدی استادیار، گروه علوم طیور، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران، ایران

in order to evaluate the effect of feeding different levels of vermi-humus supplement (as a source of humic acid) on the performance of broiler chickens an experiment was conducted using 240 broiler chickens (ross 308) in a completely randomized design by four treatments (vermi-humus levels of 0, 0.5, 1 and 1.5 percent) and five replicates of 12 chickens per each for 42 day. the experimental tr...

Journal: :Archives of disease in childhood. Fetal and neonatal edition 2010
Peter M Bingham Taka Ashikaga Soraya Abbasi

OBJECTIVE The aim of the present work was to assess the value of non-nutritive sucking (NNS) measures as predictors of oral feeding performance in comparison to other putative predictors of feeding skills: respiratory support, post-menstrual age (PMA) at birth and the neonatal oral motor assessment score (NOMAS). METHODS This was a prospective, observational study. Cox proportional hazards an...

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