TY JOUR TI HISTOMORPHOLOGICAL ESTIMATION OF SOME INTERNAL ORGANS OF RAINBOW TROUT ONCORHYNCHUS MYKISS (WALBAUM, 1792) CULTIVATED ON EXPERIMENTAL FEED KW trout KW histopathology KW gastrointestinal tract KW liver KW muscles KW feed KW probiotics JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Adyrbekova, K.. AU Assylbekova, S.. AU Kobegenova, S.. AU Isbekov, K.. AU Koyshibaeva, S.. PY 2017 IS 2017 PB Astrakhan State Technical University