Volume 53 (2022)
Volume 52 (2021)
Volume 51 (2020)
Volume 50 (2019)
Volume 49 (2018)
Volume 48 (2017)
Volume 47 (2016)
Volume 46 (2015)
Volume 45 (2014)
Volume 44 (2013)
Volume 43 (2012)
Volume 42 (2011)
Volume 41 (2010)
Volume 40 (2009)
Volume 39 (2009)
Issue 1 February 2009, Pages 1-137
Effect of Vitamin C Supplementation on Performance and Immune Response of Broiler Chicks

alireza hesabi nameghi; hassan nasiri moghaddam; jalil tavakol afshari

Volume 39, Issue 1 , February 2009

Abstract
  To evaluate the effect of supplemental vitamin C (VC) levels on performance and immune response of broiler chicks, 300 day-old Ross male broiler chicks were allocated to a completly randomized design of 5 treatments(500 and 1000 ppm in diet, 500 and 1000 ppm in drinking water and control). Immunity ...  Read More

Effects of Substitution of Different Levels of Soy Bean Meal by Canola Meal with and without Phytase Supplementation on Performance of Laying Hens

rooh-o-lah gaykani; mojtaba zaghari; mahmood shivazad

Volume 39, Issue 1 , February 2009

Abstract
  The present study was carried out to investigate the effects of different levels of canola meal eithr with or without phytase addition on laying hen's performance. A number of 288 layer hens (the strains of Hy-line W36) at the 60th week of age, selected as based on the same egg production percentage ...  Read More

Effects of in ovo Injection of Olive Leaf Extracts on Broiler Performance

maryam keshavarz moatamedi; mehrdad mohammadi; majid motaghi talab

Volume 39, Issue 1 , February 2009

Abstract
  The effect of in ovo injection of olive leaf extract as a growth promoter antibiotic was studied on hatchability, day old chick weight, growth rate, feed conversion ratio, mortality and carcass efficiency. Three hundred and twenty eggs were divided into 4 groups, and injected on day 18. Treatments consisted ...  Read More

Introgression of FecB Major Gene into Elite Breeding Flock of Afshari Sheep: Preliminary Evaluation of Polymorphism Content and Applicability of Marker Data

saber Qanbarii; rahim Osfoori; morad pasha eskandari nasab

Volume 39, Issue 1 , February 2009

Abstract
  One of the traits of the greatest financial impact on sheep production is the number of lambs weaned per ewe with FecB considered as the most well known major gene concerned with this trait. In order to conduct a marker assisted introgression (MAI) program the presence of FecB responsible mutation in ...  Read More

Effect of Supplemental Diets of Corn Gluten, Soybean Meal and Bakery Yeast on Body Weight, Protein and Fat Percent in Worker Honey Bees

gholam ali nehzati pa qaleh; ali nikkhah; gholam hossein tahmasbi; mohammad moradi shahr babak

Volume 39, Issue 1 , February 2009

Abstract
  Honeybees like the other animal creatures require proteins, fats, carbohydrates, minerals vitamins and water for their maintenance, growth and reproduction. Normally they obtain their nutritional requirements from flowers but there are times when there aren’t sufficient flowers within reach they become ...  Read More

Effect of Different Levels of Sugar Beet Pulp as a Non Forage Fiber Sources on Performance of Early Lactating Cows

hamid amanloo; mehran aboozar; ali nikkhah

Volume 39, Issue 1 , February 2009

Abstract
  Twenty four multiparous Holstein cows in their early stage of lactation with a mean of 59±20 DIM and a mean of 615±40.5 Kg of BW were employed in a complete randomized block design to evaluate the effects of different levels of sugar beet pulp in a partial replacement for alfalfa, the only source of ...  Read More

Estimates of Genetic and Phenotypic Parameters for Composite Reproductive Traits in Baluchi Ewes

masoomeh bagheri; Mohammad Moradi shahr babak; Rasoul Vaez torshizi

Volume 39, Issue 1 , February 2009

Abstract
  Records of 2593 baluchi ewes, obtained from Baluchi Sheep Breeding Station in Abbas Abad, Mashhad, were used to estimate genetic parameters for total weight of lamb weaned per ewe joined (TWW/WJ) in different parities. Estimates of heritability for TWW1/EJ, TWW2/EJ, TWW3.EJ and TWW4/EJ were 0.112 ? 0.030, ...  Read More

Trend of Inbreeding in Iranian Holstein Population

Reza Tohidii; Rasoul Vaez torshizi; Mohammad Moradi shahr babak; mohammad bagher sayad nejad

Volume 39, Issue 1 , February 2009

Abstract
  A pedigree file of 382831 Holstein cows and bulls, collected from herds registered by Animal Breeding Center of Iran during 1967 to 1999, was used to calculate the inbreeding coefficient. The mean inbreeding coefficient for the whole population (male and female), on a base year of 1946, was 0.184%. The ...  Read More

Mapping Quantitative Trait Loci in Livestock Using Simple Regression Approach

ali esmaili kashkooieh; Mohammad reza Mohammad abadi; masood asadi fozi

Volume 39, Issue 1 , February 2009

Abstract
  The availability of the saturated DNA marker maps in livestock has made it possible to locate quantitative trait loci (QTL) in these domestic animals. The objective of this research was to investigate the principles of applying the simple regression for QTL analysis in paternal half-sib (PHS) design ...  Read More

Effect of Fish Oil on Performance, Fatty Acid Composition, Cholesterol and Triglyceride Content of Selected Tissues in Broiler Chicks

ali reza safamehr; neamat-o-lah aghaii; saied chegani azar

Volume 39, Issue 1 , February 2009

Abstract
  This study was conducted to determine the effects of four different dietary levels of fish oil on performance, fatty acids composition, cholesterol and triglyceride in liver, breast and thigh muscle of broiler chicks. Two hundred and forty d-old male broiler chicks in a completely randomized design were ...  Read More

A Comparision of the Effect of Different Levels of Dietary Electrolyte Balance on Broiler Performance

hamid reza ali akbar pour; abd-ol-reza kamyab; ahmad Qodrat nama; dordi Qojeq

Volume 39, Issue 1 , February 2009

Abstract
  The effect of three different levels of dietary electrolyte balance (DEB), in mean values of 114, 183 and 250 (mEq/kg), on broiler performance was evaluated. A number of 486 Arian male chicks were employed in a randomaized block design of three replicates and 54 chicks in each level replication. Diets ...  Read More

Effect of Betaine on Performance and on Carcass Characteristics of Broiler Chicks in Response to Water Salinity Stress

shirin honar bakhsh; mojtaba zaghari; mahmood shivazad

Volume 39, Issue 1 , February 2009

Abstract
  The effect of saline water and dietary betaine on growth performance of 576 male broiler chicks from 11 to 42 days of age, and on carcass composition (percentages of carcass, sartorial, breast, liver, abdominal fat and heart) of a sub sample of 96 birds was studied in a CRD experiment. Three dose levels ...  Read More

The Investigation of some Dinucleotide Microsatellite Loci in Japanese Quail (Coturnix Japonica)

mohammad ali rajaii arbabi; hossein omrani; siroos amiri nia; rasoul vaez torshizi; ardeshir nejati javaremi; saied esmail khanian; amir mir hadi

Volume 39, Issue 1 , February 2009

Abstract
  Proliferation trend and polymorphism in 8 microsatellite dinucleotidalloci, a characteristic of Japanese quail, were described in the present study. The primers concerned were tested in 200 birds from Bonab Research Station. Samples were taken from four strains of Pharach, Golden, Tuxedo, and Panda. ...  Read More

Effects of Gamma Irradiation on Ruminal Protein Degradability and Intestinal Digestibility of Rapeseed Meal

parvin shawrang; ali nikkhah; ahmad zare shahne; gholam reza raies ali; mohammad moradi shahr babak; ali asghar sadeghi

Volume 39, Issue 1 , February 2009

Abstract
  This study was carried out to determine the effects of gamma irradiation on dry matter (DM) and on crude protein (CP) degradation of rapeseed meal, using nylon bags and SDS-PAGE techniques. Ruminal nylon bags of either untreated or irradiated rapeseed meal at doses of 25, 50 and 75 kGy were suspended ...  Read More