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)
Evaluating the effect of ‌Bacillus subtilis and Licheni ‌formis on performance of broiler breeder hens challenged with Salmonella enteritidis

Babak Esfandyari; Mojtaba Zaghari; Shirin Honarbakhsh; Mahmood Shivazad

Volume 47, Issue 2 , October 2016, , Pages 193-202

http://dx.doi.org/10.22059/ijas.2016.59024

Abstract
  This study was conducted to investigate the effect of Bacillus subtilis and Licheni formis on broiler breeder performance and gastrointestinal health of their progenies. A total of 336 broiler breeder hens (Cobb 500) from 22 to 32 weeks of age were used in a completely randomized design of 2 × ...  Read More

The effect of feed restriction methods on performance and prevention of ascites in Arian male broiler chickens

Behzad Sadighi; Mahmood Shivazad; Mojtaba Zaghari

Volume 47, Issue 2 , October 2016, , Pages 235-244

http://dx.doi.org/10.22059/ijas.2016.59028

Abstract
  In this experiment, randomized complete block design with four replications was used for evaluating of the effect of three feeding methods including: without feed restriction (control group), 6 hours feed restriction from 7 to 21 days and 4 hours from 22 to 28 days, 6 hours feed restriction from 7 to ...  Read More

Effects of different levels of dietary energy on performance, carcass components and some blood parameters in Arian male broiler chickens in the inducing ascites

Behzad Sadighi Sheykh-hasan; Mahmood Shivazad; Mojtaba Zaghari

Volume 47, Issue 1 , July 2016, , Pages 31-40

http://dx.doi.org/10.22059/ijas.2016.57997

Abstract
  In this study 60 Arian male chickens for six weeks were used in a completely randomized block to evaluate the effect of three dietary energy level on performance and prevention ascites. Diets energy levels were: as catalog; 100 and 150 kcal lower in starter and grower and finisher periods; 200 kcal and ...  Read More

The effects of feeding high levels of L-arginine at the starter period on meat production and its quality, and blood parameters in broiler chicks

Marziyeh Ebrahimi; Ahmad Zare Shahneh; Mahmoud Shivazad; Zarbakht Ansari Pirsaraei

Volume 46, Issue 2 , August 2015, , Pages 169-179

http://dx.doi.org/10.22059/ijas.2015.55648

Abstract
  The objective of the present study was to determine the effects of feeding high levels of L-arginine on growth performance, blood metabolites, and carcass meat quality of female Ross broiler chickens at the starter period. In this experiment, 192 day old chicks were fed with 4 dietary treatments (100%, ...  Read More

The Effect of Different Levels of Vitamin Premix within the Last Three Weeks of Rearing Period on Performance and Carcass Characteristics of Broiler Chicks

Masoud Barzegar; Hosein MORAVEJ; Mahmoud SHIVAZAD

Volume 44, Issue 1 , June 2015, , Pages 1-7

http://dx.doi.org/10.22059/ijas.2013.32126

Abstract
  The present experiment was conducted to evaluate the effects of different levels of VitaminPremix(VP), fed during the last three weeks of a broiler rearing period (22-42 days), on its growthperformance and carcass characteristics. Four hundred 22 day old broilers received diets containingfour levels ...  Read More

The effect of nano manganese sources on performance and manganese bioavailability in broiler chickens

Leila Lotfi; Mojtaba Zaghari; Saeed Zeinoddini; Mahmood Shivazad; Dariush Davoodi

Volume 46, Issue 1 , April 2015, , Pages 55-63

http://dx.doi.org/10.22059/ijas.2015.54591

Abstract
  This study was conducted to evaluate the bioavailability of nano and micro sources of manganese in broiler chickens. Two hundred and eight, 10-d-old male Ross 308 broilers in a completely randomized design with 13 treatments, 4 replications and 4 chicks per replicate were studied for 35 days. During ...  Read More

A Determination Bioavailability of Herbal Methionine Based upon Growth Performance and Immunocompetence in Broiler Chickens

Hossein Moravej

Volume 44, Issue 3 , December 2014, , Pages 293-304

http://dx.doi.org/10.22059/ijas.2013.36157

Abstract
  A total of 160 day-old male broiler chickens (Ross 308) were divided in a completely randomized design experiment, and assigned to 8 treatments and 4 replicates in their experimental units (cages). Treatments included: T1: basal diet with no additional methionine, T2: basal diet plus 0.06, T3: basal ...  Read More

The effects of L-arginine on growth, small intestine, and immune system of broilers in starter period

Masoud Adibmoradi; Marziyeh Ebrahimi; Ahmad Zare Shahneh; Mahmoud Shivazad; Zarbakht Ansari Pirsaraei; Majid Tebianian; Keramat Nourijelyani

Volume 45, Issue 3 , October 2014, , Pages 223-233

http://dx.doi.org/10.22059/ijas.2014.53778

Abstract
  The objective of the present study was to investigate the effects of high dietary levels of L-arginine during starter period on growth, intestine morphology and immune system of female Ross broiler chicks. In this experiment, 192 day old female Ross broiler chicks were fed with 4 dietary treatments in ...  Read More

The Effect of Different Levels of Dietary Energy and Protein on Performance and Blood Factors in Japanese Quail

Neda Sheikh; Hossein Moravvej; Mahmoud Shivazad; Armin Towhidi

Volume 44, Issue 4 , January 2014, , Pages 321-327

http://dx.doi.org/10.22059/ijas.2013.50375

Abstract
  The present study was conducted to evaluate the effect of feeding of different levels of metabolizable energy and of different crude protein levels on the performance and blood factors in Japanese quails in their 5 to 41d old. The experiment was conducted as a 3×5 factorial arrangement, in a completely ...  Read More

Effect of Different Levels of Full Fat Canola Seed (with or without Enzyme Addition) on Performance, Carcass Traits, and Blood Parameters in Broilers

mohammad hossein shahir; varia andalibi; mahmood shivazad; afshin heydari nia; omid afsarian

Volume 43, Issue 3 , October 2013, , Pages 337-345

http://dx.doi.org/10.22059/ijas.2012.29341

Abstract
  This experiment was designed to evaluate the effects of different levels of full fat canola seed (either with or without any enzyme addition) on broiler productivity. Four hundred and thirty two male broilers were employed in a completely randomized design of 2×6 factorial arrangement involving 2 levels ...  Read More

An Evaluation of the Effect of Feeding L-arginine on Growth Performance, Carcass Traits and Blood Parameters in Broiler Chickens

M. EBRAHIMI; A. ZARE SHAHNEH; M. SHIVAZAD; Z. ANSARI PIRSARAEI; M. TEBIANIAN; M. ADIBMORADI; K. NOURIJELYANI

Volume 44, Issue 2 , August 2013, , Pages 157-166

http://dx.doi.org/10.22059/ijas.2013.35565

Abstract
  The objective of the present study was to determine the effects of different levels of L-arginine in the diet on the growth performance, carcass traits, and blood parameters of female Ross broiler chickens within their starter period. A number of, 192 day old female Ross broiler chickens were fed with ...  Read More

A Determination of Apparent and True Metabolizable Energy of Beet Pulp fed to Ostrich, Assessed via Marker and Total Excreta Collection Methods

M. AYAZ; M. SHIVAZAD; M. H. SHAHI; A. HAJIBABAEI; E. SHAHRAMI

Volume 44, Issue 2 , August 2013, , Pages 187-195

http://dx.doi.org/10.22059/ijas.2013.35568

Abstract
  This experiment was conducted to determine the AME, AMEn, TME and TMEn of beet pulp fed to male ostriches at  their 90 d of age. Different levels of beet pulp (0, 15, 30 and 40%) were fed through replacements in the basal diet. For a determination of AME and AMEn using marker method, beet pulp was ...  Read More

Dietary Lysine Requirements Determination of Japanese Quails from three to Twenty-four Days of Age Based on Performance and Carcass Traits

iman haj khodadadi; hosein moravej; mahmood shivazad; ahmad zare shahne

Volume 43, Issue 2 , September 2012, , Pages 239-248

http://dx.doi.org/10.22059/ijas.2012.28532

Abstract
  The present research was conducted to estimate the dietary lysine (Lys) requirements of growing quails as based on performance and carcass constituents parameters at 3 to 24 d of age. The experiment was carried out in a complete randomized design arrangement the 6 dietary Lys levels; 1, 1.15, 1.30 (NRC ...  Read More

A Comparison of Different Levels of Vitamin Premix In Finisher Diet on Performance and Meat Lipid Oxidation of Raising Broilers in Floor and Battery Cage Systems

majid allahyari shahrasb; hossein moravej; mahmood shivazad

Volume 43, Issue 1 , June 2012, , Pages 11-21

http://dx.doi.org/10.22059/ijas.2012.24905

Abstract
  Two trials were carried out to compare the effect of different levels of vitamin premix, in two raising systems of floor and cage, on performance and meat quality of broiler chicks. The chicks were fed with adjusted diets as based on wheat and barley for duration of 29 to 42 days. Trial 1 was carried ...  Read More

Estimation of Metabolisable Energy Equivalency Value of Natuzyme–P in Deficient Metabolisable Energy Diets

Ahmad Malakzadegan; Mojtaba Zaghari; Mahmoud Shivazad

Volume 42, Issue 4 , March 2012, , Pages 321-327

Abstract
  The objective followed in this study was to determine the AMEn equivalency of multienzyme Natuzyme-P. one hundred and sixty male Ross 308 broiler chicks were made use of in the experimentations. Graded levels of AMEn, 2600, 2750, 2900, plus 3050 kcal/kg in the starter, and 2700, 2850, 3000, plus 3150 ...  Read More

Optimization of Methionine Level in Broiler Breeder Diets, Using of Maximized Economic Profit and Multi-Criteria Decision Making Methods

Seyed Abdolla Hosseini; Mojtaba Zaghari; Houshang Lotf-allahian; Mahmoud Shivazad; Hossein Moravej

Volume 42, Issue 4 , March 2012, , Pages 329-336

Abstract
  An experiment was conducted to determine the appropriate methionine level in broiler breeder’s diet. The treatments consisted of 6 levels of methionine (0.2, 0.25, 0.3, 0.35, 0.4 and 0.45% diets), with 4 replicates of 7 hens each for a duration of 8 weeks and for ages of 28 to 35 weeks. Diets contained ...  Read More

Effect of Dietary Kilka Fish Oil Supplementation on the Fatty Acids Composition and Consumer Acceptability of Chicken White Meat

Hamed Salehi; Saeid Zeinaldini; Armin Towhidi; Mahmoud Shivazad

Volume 42, Issue 4 , March 2012, , Pages 369-377

Abstract
  This experiment was designed to evaluate the effect of dietary Caspian Kilka fish oil on breast meat fatty acid (FA) profile and as well as sensory acceptability of breast meat. Fish oil supplementation was added to provide four graded levels (0, 1, 2, and 3% fish oil) in place of vegetable oil for supporting ...  Read More

A Comparison of The Effect of Different Levels of Herbal Methionine and DL-Methionine on Growth Performance and Immunocompetence of Broiler Chickens

sh. hadinia; mahmod shivazad; h. moravej; m. allahyari shahrasb

Volume 43, Issue 4 , February 2012, , Pages 481-489

http://dx.doi.org/10.22059/ijas.2013.30268

Abstract
  A study was carried out to examine the effect of different levels of Herbal methionine and DL-methionine on the growth performance and immunocompetence of broiler chickens fed on a corn-soybean meal diet. A total of 225 old male broiler chickens (Ross 308) were used as experimental samples in a completely ...  Read More

Evaluation of Three Commercial Multi-Enzymes Based on their Matrix Value on Growth Performance and Some Characteristics of Gastrointestinal Tract of Broiler Chicks Fed Wheat/Barley-Based Diet

Seyed Adel Moftakharzade; Hossein Moravej; Mahmoud Shivazad

Volume 42, Issue 2 , October 2011, , Pages 143-151

Abstract
  In this research the effect of feeding wheat/ barley based diets supplemented with three commercial enzymes containing xylanase and ?-glucanase activities and including matrix value their on performance and gastrointestinal tract size of broiler chicks was investigated. A total of 260-day-old male broiler ...  Read More

The Effects of In ovo Feeding of Amino Acids, Carbohydrate and Butyric Acid on Intestinal Morphology and Growth Performance of Broiler Chicks

Seyed Naser Mousavi; Mahmoud Shivazad; Mohammad Chamani; Housahang Lotfolahian; Ali Asghar Sadeghi

Volume 42, Issue 2 , October 2011, , Pages 153-160

Abstract
  In this research 400 Ross 308 breeder fertile eggs were weighed At day 16 of incubation and evenly distributed into 4 treatments with 4 replicates per treatment and 25 eggs per replicate in a CRD design. On day 18 of incubation, 1 ml of an in ovo feed solution including: I) Carbohydrate (CHO), II) Amino ...  Read More

Effects of Increasing Daily Feeding Frequency on Performance of Broiler Breeder Hens

Soudabe Moradi; Mojtaba Zaghari; Mahmoud Shivazad; Rahim Osfouri; Mohsen Mardi

Volume 42, Issue 2 , October 2011, , Pages 161-170

Abstract
  This experiment was conducted to determine the effects of either twice or thrice a day feeding regimens on performance and as well on plasma hormone and metabolite levels of broiler breeder hens during 24 to 38 wk of their productive age. Breeder pullets were provided form a commercial flock, and distributed ...  Read More

Dietary Factors Affecting Egg Cholesterol Content in Laying Hens

Soudabeh Moradi; Mahmoud Shivazad; Ahmad Zare shahneh; Seyed Ahmad Mirhadi

Volume 42, Issue 1 , July 2011, , Pages 21-27

Abstract
  This trial was conducted to evaluate the effects of different dietary factors that affect egg cholesterol concentration in laying hens of 56 to 70 weeks of age. Three hundred and ninety six Hy-Line W36 laying hens were subjected to 11 experimental treatments, each treatment consisting of 4 replicates, ...  Read More

Effect of L-Carnitine on Growth Performance andCarcass Composition of Broiler Chicks Fed Low Crude Protein Diet

Elham Darsi Arani; Mahmoud Shivazad; Mojtaba Zaghari; Nbounid Famil Namroiud

Volume 41, Issue 2 , September 2010

Abstract
  The effects of L-carnitine on growth performance and carcass composition in male broiler chicks, fed diet in which CP was reduced in a stepwise manner from 21 to 18% were investigated. Ileal digestible quantities of all EAA were almost equal in the diets, with quantities NRC 1994 recommendations. One ...  Read More

An Evaluation the Feeding Value of Date Pits in Broiler Chickens

Mojtaba Zaghari; MohammadMehdi Ghasemi; Mahmoud Shivazad; Ardeshir SheykhAhmadi

Volume 40, Issue 4 , March 2010

Abstract
  An experiment was conducted to evaluate the feeding value of date pits in broiler chickens. One hundred sixty eight male broiler chicks (Ross 308) from 1 to 42 days of age were used. Experimental design was CRD, in a factorial arrangement of 4 replicates per treatment. The factors included: 3 levels ...  Read More