Volume 15, Issue 2: Recent submissions
در حال نمایش موارد 1 - 20 از 23
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Haemato-immunological responses to diazinon chronic toxicity in Barbus sharpeyi
(Agricultural Research,Education and Extension Organization, 2016-04-01)The present research aimed to determine acute toxicity and evaluate the effect of sub-lethal concentrations of diazinon on some haematological and immunological parameters of Barbus sharpeyi by the Organization for Economic ...
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The technical and economic efficiency analyses of performance of brown trout (Salmo trutta fario l., 1758) fed by the commercial diets enriched with different levels of linolenic acid (lna; 18:3 n-3)
(Agricultural Research,Education and Extension Organization, 2016-04-01)This study was designed to determine the technical and economic efficiency levels of the commercial basal feeds enriched with 10%, 5% and 0% rates of LNA (LNA10, LNA5 and LNA0) on the growth performance of brown trout by ...
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Evaluation of acetylcholinesterase transcript level as a biomarker of methylmercury in orange spotted grouper (Epinephelus coioides) brain
(Agricultural Research,Education and Extension Organization, 2016-04-01)The bioavailability of methylmercury (MeHg) in the brains of orange spotted groupers, captured from four creeks of Mahshahr embayment was measured. Then the effects of this pollutant on the regulation of gene expression, ...
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Study of the heavy metals (Cd and Pb) content in the tissues of rainbow trouts from Hamedan coldwater fish farms
(Agricultural Research,Education and Extension Organization, 2016-04-01)The aim of this research was to determine the concentration of cadmium (Cd) and lead (Pb) in the muscle and liver tissues of rainbow trout (Oncorhynchus mykiss) in Hamedan Province (west of Iran) cold water fish farms, and ...
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The effects of different dietary vitamin C and iron levels on the growth, hematological and immunological parameters of rainbow trout Oncorhynchus mykiss fingerlings
(Agricultural Research,Education and Extension Organization, 2016-04-01)A 60-days growth trial was conducted in a flow-through culture system to examine the effects of different dietary vitamin C and iron levels on the growth, hematological and immunological parameters of rainbow trout ...
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Antioxidant activity in some Iranian seaweed species from Chabahar
(Agricultural Research,Education and Extension Organization, 2016-04-01)The antioxidant activities of Ulva faciata, Nizimuddinia zanardinii and Gracilaria corticata were investigated in Chabahar, Iran. Methanol extract and n-hexane, dichloromethane and ethylacetate fractions used for antioxidative ...
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The effects of physicochemical parameters on fish distribution in Eğirdir Lake, Turkey
(Agricultural Research,Education and Extension Organization, 2016-04-01)The present study was conducted based on the fish species and physicochemical parameters of Eğirdir Lake. Sampling was carried out monthly from January through December 2010 between 9 am and 11 am. The parameters measured ...
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Antimicrobial and antioxidant effects of nisin Z and sodium benzoate in vacuum packed Caspian Kutum (Rutilus frisii) fillet stored at 4◦C
(Agricultural Research,Education and Extension Organization, 2016-04-01)This study was done to evaluate the antimicrobial and antioxidant effects of nisin Z (0.02 %) and sodium benzoate (1.5 and 2.5 %) in vacuum packed Caspian Kutum (Rutilus frisii) fillet stored at 4°C. Microbial changes ...
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Effect of sex and tissue on fatty acid composition in the meat of Blue Swimming Crab (Portunus pelagicus) from the Persian Gulf, Iran
(Agricultural Research,Education and Extension Organization, 2016-04-01)Fatty acids composition in edible parts of Blue Swimming Crab (Portunus pelagicus) caught in the Persian Gulf close to the Bushehr Province were investigated. Among saturated fatty acids (SFA), the 16:0 and 18:0 fatty acids ...
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Molecular identification of some causative agents of warm-water streptococcosis by M-PCR in cultured rainbow trout, Chaharmahal - Bakhtiari Province, Iran
(Agricultural Research,Education and Extension Organization, 2016-04-01)Streptococcosis has been defined as a hemorrhagic septicemia in many fish species especially rainbow trout. This disease causes serious economic losses due to high mortality in fish and the bacteria responsible is also ...
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Population structure, growth and reproduction properties of barbel (Barbus plebejus Bonaparte, 1832) living in Çığlı stream, Van, Turkey
(Agricultural Research,Education and Extension Organization, 2016-04-01)This study was carried out to determine population structure, growth and reproduction properties of barbel. A total of 198 individuals were sampled. Ages of samples were found between I and VI years, fork lengths between ...
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Isolation, identification and antimicrobial susceptibility of pathogenic Aeromonas media isolated from diseased Koi carp (Cyprinus carpio koi)
(Agricultural Research,Education and Extension Organization, 2016-04-01)Aeromonas infections are the most common bacterial disease of cultured fish in China. In this study, a gram-negative bacillus was isolated from the liver of diseased koi carp (Cyprinus carpio koi), and named strain KC-2. ...
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Effects of stocking density on growth performance and survival of three male morphotypes in all-male culture of Macrobrachium rosenbergii (De Man)
(Agricultural Research,Education and Extension Organization, 2016-04-01)A study was conducted to appraise the effect of different stocking densities on three male morphotypes named blue claw (BC), orange claw (OC) and small male (SM) at harvest in all-male culture and to assess the growth ...
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Effect of different levels of n-3 HUFA on larvae culture performances of Beluga (Huso huso) fish
(Agricultural Research,Education and Extension Organization, 2016-04-01)The effects of n-3 highly unsaturated fatty acids (n-3 HUFA) were studied on Beluga (Huso huso) fish larvae by feeding fish larvae with live food enriched with 4 different oils (ICES 30/4, tuna eye oil, flaxseed oil and ...
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The growth, survival rate and reproductive characteristics of Artemia urmiana fed by Dunaliella tertiolecta, Tetraselmis suecica, Nannochloropsis oculata, Chaetoceros sp., Chlorella sp. and Spirolina sp. as feeding microalgae
(Agricultural Research,Education and Extension Organization, 2016-04-01)This study was performed to compare the efficiency of six microalgae namely Dunaliella tertiolecta, Tetraselmis suecica, Nannochloropsis oculata, Chaetoceros sp ., Chlorella sp. and Spirolina sp . on the growth, ...
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Effects of dietary fish oil replacement by vegetable oil on the serum biochemical and haematological parameters of African catfish (Heterobranchus longifilis) fingerlings
(Agricultural Research,Education and Extension Organization, 2016-04-01)The present study aimed to elucidate the impacts of dietary vegetable oil blends as alternative to fish oil on serum biochemical and haematological parameters in Heterobranchus longifilis fingerlings. Fish (4.65 ± 0.23g) ...
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The influence of sodium chloride replacement with potassium chloride on quality changes of hot smoked Kilka (Clupeonella cultriventris caspia) during storage at ± 4°C
(Agricultural Research,Education and Extension Organization, 2016-04-01)The aim of this work was to study the effect of sodium chloride replacement with potassium chloride on quality changes of hot smoked Kilka during storage at ± 4°C. To achieve this, after initial preparation, samples were ...
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Efficacy of phytase supplementation in improving mineral digestibility in Labeo rohita fingerlings fed on canola meal-based diets
(Agricultural Research,Education and Extension Organization, 2016-04-01)A feeding trial of ten weeks was conducted to evaluate the effect of microbial phytase supplementation on mineral digestibility in Labeo rohita fingerlings fed on canola meal-based diets. The experiment consisted of a ...
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Quantification of individual phosphorus forms in surface sediments of the Southern Caspian Sea - Iranian Coast: A sequential extraction procedure
(Agricultural Research,Education and Extension Organization, 2016-04-01)Seventy Two sediments from four stations (Anzali, Tonekabon, Noshahr and Amirabad), located in Caspian Sea-Iranian coast were examined on the basis of P-fractionation in autumn and winter of 2013-2014. Several forms of the ...
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Isolation and screening of antibacterial and enzyme producing marine actinobacteria to approach probiotics against some pathogenic vibrios in shrimp Litopenaeus vannamei
(Agricultural Research,Education and Extension Organization, 2016-04-01)The application of new probiotics is a good strategy in the biological control of infectious diseases in aquaculture. Approximately 100 marine actinobacteria isolates were obtained from 10 sediment samples of shrimp farms. ...



