نتایج جستجو برای: acipenser gueldenstaedtii
تعداد نتایج: 1486 فیلتر نتایج به سال:
Farming sturgeons is an economically important practice in a number of Asian and European countries. However, since it is not widely implementedin Turkey, fertilized eggs necessary for research and industrial activities are imported from Germany. Due to the interest of several fish farms in culturing sturgeon in Turkey and the lack of relevant data, this study investigated bacteria related heal...
در این مطالعه توالی ژن هورمون رشد تاس ماهی ایرانی (acipenser persicus) و روسی (acipenser gueldenstaedtii) دریای خزر جداسازی و در میزبان پروکاریوتی کلون گردید و با استفاده از ژن رشد آنالیز فیلوژنیک آن با سایر مهره داران انجام گرفت. به منظورانجام آزمایش های مولکولی از 4 نمونه باله دمی تاسماهی ایرانی صید شده از رودخانه سفید رود و 4 نمونه باله دمی تاسماهی روسی صید شده از آب های ناحیه ترکمنستان استف...
Little is known of the swimming capacities of larval sturgeons, despite global population declines in many species due in part to fragmentation of their spawning and rearing habitats by man-made water-diversion structures. Larval green (Acipenser medirostris) and white sturgeon (Acipenser transmontanus) inhabit the highly altered Sacramento-San Joaquin watershed, making them logical species to ...
The salinity tolerance, hematological and hydromineral regulation capabilities of juvenile Russian sturgeon (Acipenser gueldenstaedtii) were investigated in different ages and sizes in freshwater (FW: 0.05) but differed in experimental media (p < 0.05). Signifi cant differences were observed between the levels of plasma ion concentrations in different media (p < 0.01). Plasma Na+, K+ and Ca+2...
The aim of the research was to comparative study effectiveness synthetic antioxidants – lipid-soluble (butylated hydroxytoluene, BHT) and water–soluble (trolox) analogues vitamin E for cryopreservation Russian sturgeon sterlet sperm in presence modified Stein’s medium. ability phenolic reduce level lipid peroxidation sperm, beneficial effect on motility thawed has been shown. addition lipid- wa...
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