Document Type : (original research)
Authors
1 Department of Biology, Faculty of Basic Sciences, Gonbad Kavous University, Gonbad Kavous, Iran
2 Department of Fisheries, Faculty of Agriculture and Natural Resources, Gonbad Kavous University, Gonbad Kavous, Iran
3 Department of sturgeon affairs of Golestan province, Agricultural services specialized Holding company, Gorgan, Iran
Abstract
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