نتایج جستجو برای: old birds

تعداد نتایج: 398943  

2017
Jyoti Sahu K. M. Koley B. D. Sahu

AIM The study was conducted to evaluate the attribution of antibacterial and antioxidant activity of methanolic extract of Cassia tora toward its growth promoting effect in broiler birds. MATERIALS AND METHODS A limit test was conducted for C. tora extract in Wistar albino rats. Phytochemical screening of methanolic extract of leaves of C. tora was carried out. In-vitro antibacterial activity...

Journal: :The British journal of nutrition 1977
D Balnave J Wolfenden F M Ball R B Cumming R A Leng

1. Fatty liver and kidney syndrome (FLKS) was induced in a proportion of a group of 4-week-old chickens by giving a diet of meat meal and wheat; inclusion in the diet of animal tallow for 54 h substantially reduced the occurrence of FLKS. 2. Measurements of dynamic aspects of glucose metabolism were made with single injections of [2-3H]glucose which indicated that birds given the 'FLKS-inducing...

A. Zarei, B. Hemmati V. Jaberzadeh

In order to determination of ileum apparent and true digestibility of two samples of poultry by product meal, an experiment was conducted with a total of 60 day-old broiler chicks, Ross 308 strain. Poultry by-product meal was prepared from two slaughter house in Alborz province. Samples were sent to laboratory for determination of chemical analysis. The birds received commercial broiler starter...

BACKGROUND: Exogenous phytase enhances the utilization of plant phytate phosphorus in poultry. OBJECTIVES: In the present study the effects of exogenous phytase was investigated on tibia bone characteristics of white quail. METHODS: In a 2x2 factorial arrangement, eighty, 11-day old unsexed chicks were randomly divided into 4 treatments of 20 replicates. All birds received one of four experimen...

Journal: :Poultry science 2013
G T Cao X F Zeng A G Chen L Zhou L Zhang Y P Xiao C M Yang

The effects of feeding dehydrated Enterococcus faecium on growth performance, immune response, and cecal microflora in broiler chickens challenged with Escherichia coli K88 were investigated. Two hundred eighty-eight 1-d-old birds were randomly assigned to 4 treatments: negative control birds (N-con) fed a basal diet and not challenged with E. coli K88; positive control birds (P-con) fed a basa...

Journal: :پژوهش های علوم دامی ایران 0
عبدالمنصور طهماسبی کریم فلکیان غلامعلی مقدم اکبر تقی زاده جواد بیات کوهسار

an experiment was conducted to assess the influences of different growth promoters on performance, carcass characteristic and intestinal microflora of broiler. day-old broiler chicks from arian strain (384) were used in the completely randomized experimental design during 7-42 days of age. eight rations were formulated as a follow 1: control (without growth promoters); 2-control + formic acid (...

Journal: :IOP conference series 2023

Abstract This study was conducted to evaluate the effect of zeolite supplementation on performance in broilers. A total 216 old broilers were used a fully randomized for three treatments (three replicates each, n=24 each). The basic diet provided with T 1 control, 2 and 3 control diets 0.5 1% zeolite, respectively. results showed that birds supplemented 1.0% effective increasing body weight gai...

A. Abdolmohammadi, A. Mohebbifar M. Torki,

The effects of dietary supplemental guanidinoacetic acid (GAA) on performance, biochemical indices and meat pH of broilers with cold-induced ascites were studied. A total of 640 day-old male broiler chicks (Cobb 500) were assigned to four dietary treatments including control diet; control diet supplemented with either 0.6, 1.2 or 1.8 g of GAA per kg of feed. Each treatment was replicated in 8 b...

Journal: :Avian diseases 1999
D H Erbeck S A Nunn

In a flock of 12,000 bobwhite quail (Colinus virginianus) and 7200 chukar partridge (Alectoris chukar), the owner had 100% morbidity and 40%-50% mortality in birds between the ages of 2 and 4 wk. Affected birds were stunted and anorexic and had yellow/green diarrhea. Two- and 4-wk-old birds submitted for necropsy all had slight nasal discharge. Histopathologic examination revealed mild (bobwhit...

One hundred and eighty 28-days-old Arbor Acres broiler birds were utilized in a 28 day experiment to investigate the effect of replacing bone ash with eggshell meal in the diet of broiler birds on their nutrient digestibility and blood parameters. Five experimental diets tagged T1, T2, T3, T4 and T5 were formulated to be isocaloric (2865.53 kcal ME/kg) and isonitrogenous (20% crude protein) suc...

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