A. Parsa

[ 2 ] - Gonads tissue changes of Chalcalburnus mossulensis( Heckel, 1843) infected by Ligula intestinalis (cestoda)

Chalcalburnus mossulensis from the cyprinidae family is one of the indigenous fish in Gheshlagh Lake of Kordestan, Iran. Ligula intestinalis is one of the infective parasites among various species of fish and causes gonads atrophy. In this study, after detection of species and age of samples, the effects of this parasite on gonads tissues and sexual maturation of Chalcalburnus mossulensis were ...

[ 3 ] - بررسی برخی شاخص های بیومتریک در ماهی شاکولی تیگریس (Chalcalburnus mossulensis) مبتلا به انگل لیگولا اینتستینالیس (Ligula intestinalis)

ماهی شاکولی تیگریس (Chalcalburnus mossulensis) از خانواده کپورماهیان بوده و به­شکل گسترده در منابع آبی کشور یافت می­شود. لیگولا اینتستینالیس (Ligula intestinalis) از جمله انگل­های این ماهی محسوب می­گردد و بیشترین میزبان­های این انگل در این خانواده از ماهیان قرار گرفته­اند. این مطالعه به منظور ارزیابی تأثیرات انگل در برخی پارامترهای زیستی ماهی شاکولی مثل وزن، طول کل، ضریب چاقی و شاخص گنادوسوماتی...

[ 5 ] - Gonads tissue changes of Chalcalburnus mossulensis( Heckel, 1843) infected by Ligula intestinalis (cestoda)

Chalcalburnus mossulensis from the cyprinidae family is one of the indigenous fish in Gheshlagh Lake of Kordestan, Iran. Ligula intestinalis is one of the infective parasites among various species of fish and causes gonads atrophy. In this study, after detection of species and age of samples, the effects of this parasite on gonads tissues and sexual maturation of Chalcalburnus mossulensis were ...

[ 6 ] - Effect of chitosan oral consumption on intestinal bacterial flora of rainbow trout (Oncorhynchus mykiss)

Rainbow trout is one of the most important breeding species in the world. The use of growth promoters, immune stimulants and prebiotics can improve the breeding efficiency of this fish. This study seeks to determine the prebiotic effects of chitosan in salmon. For this purpose, chitosan (1%, 0.5% and 0.25%) was added to the diet of rainbow trout with an average weight of 180g. After 150 days, t...

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