Volume 53 (2022)
Volume 52 (2021)
Volume 51 (2020)
Volume 50 (2019)
Volume 49 (2018)
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)
Research Paper
Effects of different strategies for selection of animals as reference population on the accuracy of genomic evaluation for moderate heritability traits in dairy cattle

Azade Boustan; Elham Rezvannejad; Ardeshir Nejati Javaremi; Reza Seyedsharifi

Volume 48, Issue 1 , June 2017, Pages 1-9

http://dx.doi.org/10.22059/ijas.2017.118008.653285

Abstract
  An important question about genomic evaluation is the effectiveness of using superior animals as reference population, on the accuracy of estimated breeding values of selection candidates. In this research, the accuracy of genomic evaluation is selecting superior animals as reference population (strategy1) ...  Read More

Research Paper
The pattern of linkage disequilibrium in three native Iranian sheep breeds

Somayeh Barani; Mohammad Moradi-Shahrbabak; Ardeshir Nejati-Javaremi; Mohammad Hosein Moradi; Mohsen Gholizadeh; Majid Khansefid

Volume 48, Issue 1 , June 2017, Pages 11-18

http://dx.doi.org/10.22059/ijas.2017.221876.653485

Abstract
  Understanding the pattern of linkage disequilibrium (LD) in different populations provides useful information for genomic selection (GS), genome wide association studies (GWAS) and identification of genetic architecture of traits by estimating the persistence of LD phase between markers and quantitative ...  Read More

Research Paper
Effects of dietary anion-cation balance during starter period on performance, small intestine morphology, serum electrolyte level, and tibial mineralization in broiler chicks

Sohaila Azarzartosht; Ahmad Karimi; Gorbanali Sadeghi

Volume 48, Issue 1 , June 2017, Pages 19-28

http://dx.doi.org/10.22059/ijas.2017.216280.653470

Abstract
  This experiment was carried out to investigate the effects of starter period’s (1 to 10 d) dietary cation-anion balance on performance, tibia bone mineralization, serum electrolyte level, carcass characteristics and small intestine morphology. A total of 280 day-old broiler chicks of Ross 308 strain ...  Read More

Research Paper
The effect of different sources of Fat supplement on growth performance, blood metabolites and ruminal parameters

Shahpour Kheirabadi; Mehdi Dehghan-banadaky; Mehdi Ganjkhanlou

Volume 48, Issue 1 , June 2017, Pages 29-37

http://dx.doi.org/10.22059/ijas.2017.200496.653421

Abstract
  The aim of this study was to evaluate the effect of starch sources replacement by fat supplements on growth performance, rumen fermentation and blood metabolite parameters of Holstein young bulls. 28 Holstein young bulls (274±31 Kg BW) were fed with four diets containing 1) diet with high level ...  Read More

Research Paper
Genome-wide evaluation of effective population size in some Iranian sheep breeds using linkage disequilibrium information

Mohammad Hossein Moradi; Amir Hossein Farahani; Ardeshir Nejati-Javaremi

Volume 48, Issue 1 , June 2017, Pages 39-49

http://dx.doi.org/10.22059/ijas.2017.213736.653464

Abstract
  The aim of the present study was to estimate the effective population size (Ne) in some Iranian sheep breeds using genome wide SNP data. A total of 217 animal samples consisting of 45, 37, 34, 35, 45 and 11 samples from Zel, Afshari, Moghani, Qezel, Lori-Bakhtiari and a wild-type of Iranian sheep breeds, ...  Read More

Research Paper
Storage of rooster semen in liquid form using alcoholic extract of rosemary

Haniyeh Ramezaninejad; Mohammad Roostaei Ali Mehr

Volume 48, Issue 1 , June 2017, Pages 51-59

http://dx.doi.org/10.22059/ijas.2017.221168.653480

Abstract
  Current experiment was conducted to evaluate the effect of alcoholic extract of rosemary leaves on rooster sperm storage at 4 °C by using eight mature roosters. Semen collection was performed three days’ interval in 5 times. In each session, ejaculates were pooled, split into six parts and ...  Read More

Research Paper
Estimate of genetic parameters of egg quality traits in Mazandaran native hens

Homa Soleimani; Rasoul Vaez Torshizi; Morad Pasha Eskandari Nasab; Seyed Reza Mirati Ashtiani; Mohammad Hossein Shahir

Volume 48, Issue 1 , June 2017, Pages 61-67

http://dx.doi.org/10.22059/ijas.2017.34200.653097

Abstract
  A total of 37300 records of egg weight (EW) and 1540 records of egg quality traits, namely, albumen weight (AW), yolk weight (YW), egg shell weight (ESW), egg shell strength (ESS), egg shell thickness (EST) and haugh unit (HU) of Mazandaran native hens were used to estimate genetic and phenotypic parameters. ...  Read More

Research Paper
Effect of coating zeolite with nanosilver on performance and efficiency of energy and protein efficiency in broiler chickens

Niloofar Bolandi; Seyed Reza Hashemi; Daryoush Davoodi; Behrooz Dastar; Saeed Hassani; Amin Ashayerizadeh

Volume 48, Issue 1 , June 2017, Pages 69-75

http://dx.doi.org/10.22059/ijas.2017.209825.653449

Abstract
  This experiment was carried out to study the effect of coating zeolite with nanosilver on performance, energy and protein efficiency and the weight of liver, spleen and burs of fabricius in broilers, using 375 Cobb strain chicks in a completely randomized design with five treatments, five repetitions ...  Read More

Research Paper
Effect of fiber-rich molting diets on performance, gastro intestinal fermentation and microbial activity of laying hens

Ehsan Shahrami

Volume 48, Issue 1 , June 2017, Pages 77-87

http://dx.doi.org/10.22059/ijas.2017.141826.653414

Abstract
  The objective of this experiment was to studythe effects of fiber-rich molting diets as alternative to the conventional feed withdrawal method, on performance, gastro intestinal fermentation and microbial activity of laying hens. One hundred eighty Hy-line (W36) laying hens were used in a completely ...  Read More

Research Paper
Effects of of monensin supplementationalone or in combination with Methafix on ruminal fermentation and fatty acids composition of Longissimus Dorsi muscle in Farahani finishing lambs

Mohammad Taghi Alipour; Arash Azarfar; Ali Kiani; Majid Khaldari

Volume 48, Issue 1 , June 2017, Pages 89-99

http://dx.doi.org/10.22059/ijas.2017.200821.653425

Abstract
  This study was conducted to evaluate the effects of dietary inclusion of monensin alone or in combination with Methafix (a commercial product containing malate and fumarate) on rumen fermentation parameters and fatty acids composition of longissimus dorsi muscle (LD) of Farhani finishing lambs. Twenty ...  Read More

Research Paper
Effect of Echinacea purpurea herbal extract on immune parameters in honey bee (Apis mellifera)

Zahra Gorzin; Hossein Moravej; Gholam Ali Nehzati Paghale; Leyla Tabrizi

Volume 48, Issue 1 , June 2017, Pages 101-107

http://dx.doi.org/10.22059/ijas.2017.133536.653366

Abstract
  This study investigated Echinacea purpurea herbal extract in honey bee nutrition and its effect immune system including measuring total haemocyte counts and phenoloxidase enzyme. 28 colonies were randomly divided into 4 treatments and 7 replicates.1- sugar syup – control, 2- sugar syrup enriched ...  Read More

Research Paper
Estimation of autosomal and sex-linked heritabilities for growth related traits in Markhoz breed of goats

Pouya Zamani; Mohammd Almasi

Volume 48, Issue 1 , June 2017, Pages 109-117

http://dx.doi.org/10.22059/ijas.2017.226913.653501

Abstract
  Separation of autosomal and sex-linked direct additive genetic effects has a high importance in breeding programs. This study was conducted to determine the autosomal and sex-linked additive genetic effects on growth related traits, using 17732 birth to yearling body weight records of Markhoz breed of ...  Read More

Research Paper
Comparison of the effects of Zilmax® and different doses of Ajwain essential oil as β-agonist drugs on performance and serum biochemical metabolites in parental line of a commercial broiler

Farhad Samadian; Armin Towhidi; Saeid Zeinodini; Mohammad Amir Karimi Torshizi; Hossein Vaseghi

Volume 48, Issue 1 , June 2017, Pages 119-127

http://dx.doi.org/10.22059/ijas.2017.99302.653188

Abstract
  This study was performed to investigate the effect of dietary supplementation with ajwain essential oil (EO) and zilmax® on performance, carcass traits and serum biochemistry of chicks that were reared under different thermal programs. Another purpose of present study was to explore cold stress effects ...  Read More

Research Paper
Effect of canola peptides, antibiotic, probiotic and prebiotic on performance, digestive enzymes activity and some ileal aerobic bacteria in broiler chicks

Sadegh Karimzadeh; Mansour Rezaei; Asadolah Teimouri-Yansari

Volume 48, Issue 1 , June 2017, Pages 129-139

http://dx.doi.org/10.22059/ijas.2017.221313.653481

Abstract
  The aim of the present experiment was to evaluate the effect of canola peptides (produced by enzymatic hydrolysis of canola meal), antibiotic, probioticand prebioticongrowth performance, digestive enzymes activity and some aerobic bacteriain broiler chicks. The experiment was conducted in a completely ...  Read More

Research Paper
The effect of Letrozole on frozen-thawed sperm quality and fertility of broiler breeder roosters

Mahbub Mohammadi; Ahmad Zare-Shahaneh; Saeid Zeinoaldini; Mahdi Ansari

Volume 48, Issue 1 , June 2017, Pages 141-151

http://dx.doi.org/10.22059/ijas.2017.225029.653494

Abstract
  This study was carried out to evaluate the effect of the oral administration of Letrozole on blood testosterone level and frozen-thawed sperm quality and fertility of broiler breeder roosters. Twenty 50-week-old Ross 308 roosters were randomly divided into four groups (five roosters per each), individually ...  Read More