Volume 53 (2022)
Volume 52 (2021)
Volume 51 (2020)
Volume 50 (2019)
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)
Research Paper
Biological and economic consequences of changes in voluntary culling policies

Efat Nasr-Esfahani

Volume 49, Issue 3 , December 2018, Pages 347-354

http://dx.doi.org/10.22059/ijas.2018.243483.653569

Abstract
  The objectives of this study were to estimate and compare the biological and economic consequences of the implementation two policies including non-optimal and optimal culling decisions. For this purpose, data were collected during 2015 and 2016 from one of large dairy herds inIsfahan province. Then ...  Read More

Research Paper
Assessment of genetic diversity of azari buffalos using microsatellites markers

Mahdieh Yousefi Daresytani; Sayed Reza Miraie-Ashtiani; Mostafa Sadeghi

Volume 49, Issue 3 , December 2018, Pages 355-360

http://dx.doi.org/10.22059/ijas.2018.43867.653150

Abstract
  Considering the importance of maintaining the diversity in native breeds and identification of genetic resources of the country, the genetic diversity in Azari buffaloes was evaluated using ten microsatellite markers (BoLA-DRB3, BM1818,BM1824,CSSM033,CSSM047,ILSTS017,ILSTS033,ILSTS058,ILSTS061andILSTS089). ...  Read More

Research Paper
Determination of the egg yolk optimum level in the goat sperm freezing extender by In vitro evaluations

Mohammad Tar; Armin Towhidi; Saeed Zeinoaldini; Mahdi Zhandi; Mohammad Hosein Moazeni Zadeh

Volume 49, Issue 3 , December 2018, Pages 361-370

http://dx.doi.org/10.22059/ijas.2018.244405.653572

Abstract
  This research aimed to evaluate two concentrations of egg yolk inclusion rate (15% and 20%) in the semen extender of goat semen cryopreserved during breeding season. Thirty ejaculates were collected from five trained Mahabadi goats and diluted in egg yolk based extenders. The semen samples were frozen, ...  Read More

Research Paper
Effect of ovarian cycle on TLR4 mRNA expression pattern in ampulla and isthmus of the bovine oviduct

Rasoul Kowsar; Morteza Zahrazadeh; Ali Sadeghi Sefidmazgi

Volume 49, Issue 3 , December 2018, Pages 371-379

http://dx.doi.org/10.22059/ijas.2018.259883.653643

Abstract
  This study was conducted to evaluate the TLR4 gene expression's pattern in ampulla and isthmus of dairy cows during the ovarian cycle. The ovarian cycle phase was determined based on the appearance, size, and color of corpus luteum and dominant follicle. The TLR4 expression was assessed in ampulla and ...  Read More

Research Paper
Estimation of inbreeding values using genomic run of homozygosity and study of evolutionary trend for effective population size in some Asian horse breeds

Amir Hossein Khalt-Abadi Farahani; Mohammad Hossein Moradi

Volume 49, Issue 3 , December 2018, Pages 381-392

http://dx.doi.org/10.22059/ijas.2018.259709.653646

Abstract
  The objective of the present study was to estimate the inbreeding values using run of homozygosity and study the evolutionary trend of the effective population size (Ne) in some Asian horse breeds. A total of 99 animal samples consisting 19, 24, 18, 19 and 19 samples from AkhalTake, Arrabian, Caspian, ...  Read More

Research Paper
Effect of organic zinc supplement on performance, immunity responses, cecal microbial population and digestibility of nutrients in broiler chickens reared at high stocking density

Vrya Rasooli; Somayyeh Salari; Ahmad Tatar

Volume 49, Issue 3 , December 2018, Pages 393-404

http://dx.doi.org/10.22059/ijas.2018.252664.653620

Abstract
  In order to investigate the effect of organic zinc (Zn) supplement in broiler chicken nutrition that reared at high stock density, this experiment was done by using 2 levels of density (10 and 16 birds/m2) and 4 levels of Zn (40, 80, 120 and 160 ppm) in a completely randomized design with 4×2 factorial ...  Read More

Research Paper
The effect of different levels of fennel essential oil nanoemulsion on energy and protein efficiency ratio, litter and excreta quality and welfare related parameters of broiler chickens reared under heat stress

Hadis Mirzaei; Mohammad Reza Ghorbani; Somayeh Salari; Mohammad Amin Mehrnia

Volume 49, Issue 3 , December 2018, Pages 405-414

http://dx.doi.org/10.22059/ijas.2018.254413.653626

Abstract
  The present experiment was carried out to evaluate the effect of different levels of fennel essential oil nanoemulsion (FEON) on energy and protein efficiency ratio, litter and excreta quality and welfare related parameters of broiler chickens reared under heat stress. A total of 200 day-old Ross 308 ...  Read More

Research Paper
The effect of some poultry probiotics produced in Iran on performance parameters, economic indices and small intestinal morphology of broilers

Aref Mahmoodtabar; Mohammad Amir Karimi Torshizi; Mohsen Sharafi; Naheed Mojgani

Volume 49, Issue 3 , December 2018, Pages 415-425

http://dx.doi.org/10.22059/ijas.2018.249544.653602

Abstract
  This experiment was conducted to compare the effect of some poultry probiotics produced in Iran on performance parameters, economic indicators and small intestinal morphology of broilers using 500 one-day-old Ross 308 broilers in a completely randomized design with 5 treatments and 5 replicates per each ...  Read More

Research Paper
Effect of different heat processing methods on nutritive value of common vetch seed in ruminants

Ana Sheikhalipoor; Ali Hosseinkhani; Akbar Taghizadeh; Hamid Mohammadzadeh

Volume 49, Issue 3 , December 2018, Pages 427-436

http://dx.doi.org/10.22059/ijas.2018.255252.653630

Abstract
  The present study was carried out to study different methods of heat processing on nutritional value of vetch seed. Vetch seed was processed by steam flaking, roasting and microwaving. Dry matter degradability was determined using nylon bags at 0, 2, 4, 8, 12, 24, 36, 48 hours of ruminal incubation. ...  Read More

Research Paper
Study of Genetic diversity of indigenous (Afshari, Moghani and Ghezel) and exotic (Romney, Merinos and Dorper) sheep breeds using high-density SNP markers

Roghayyeh Nabiloo; Mohammad Bagher Zandi Baghcheh Maryam; Mohammad Taher Harakinezhad

Volume 49, Issue 3 , December 2018, Pages 437-451

http://dx.doi.org/10.22059/ijas.2018.255597.653631

Abstract
  The use of molecular markers in recent years has been widely used to determine the genetic diversity between populations and animal species. Molecular genetics studies allow a comparison of genetic diversity within and across breeds and make a new insight to reconstruct the breed history and history ...  Read More

Research Paper
Bioinformatics and phylogenetic analysis for 5′ UTR region of neuropeptide Y gene and its association with body weight and egg production traits in Fars native chickens

Mehrnesa Jamalpour; Mohammad Dadpasand; Hadi Atashi; Ali Niazi; Hamed Kharrati; seyed Mohammadreza Hashemi

Volume 49, Issue 3 , December 2018, Pages 453-458

http://dx.doi.org/10.22059/ijas.2018.262962.653652

Abstract
  The aim of this study was bioinformatics and phylogenetic analysis for 5′UTR region of neuropeptideY (NPY) gene and its association with body weight and egg production traits in Fars native chickens. For this porpuse 200 blood samples were collected from Fars Native chickens Breeding Center (Shamsabad ...  Read More

Research Paper
Effects of alfalfa hay as a moisture absorbent on fermentation quality and effluent production in corn silage and performance of dairy cows

Jaber Khani; Ali Akbar Khadem; Ali Assadi-Alamouti; Mohsen Sahraei belverdy

Volume 49, Issue 3 , December 2018, Pages 459-468

http://dx.doi.org/10.22059/ijas.2018.257927.653636

Abstract
  The objectives were to evaluate effects of adding alfalfa hay (AH) as moisture absorbent to corn forage upon ensiling on silage fermentation, effluent production and performance of late lactating Holstein cows. Corn forage with the initial dry matter content of 22%, left untreated or ensiled with 5 and ...  Read More