Immunostimulant And Digestive Enzyme Activity Of Veratrum (Veratrum Album)Aqueous Methanolic Extract İn Rainbow Trout Fingerlings (Oncorhynchus Mykiss) - Alagöz Kerem; Özçelik Halil; Yürüten Özdemir Keriman; Elderwısh Nurı Mohammed; Sönmez Adem Yavuz; Bilen Soner (My University, 2018)