St. Stoyanova*, Y.Staykov, G. Zelqzkov, I. Sirakov, G.Nikolov Department of Biology and Aquaculture, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 26 October 2016; accepted for publication 22 November 2016) Abstract. The rainbow trout (Onc
Continue Reading →