Pot Marigold (Calendula officinalis) Powder in Rainbow Trout (Oncorhynchus mykiss) Feed: Effects on Growth, Immunity, and Yersinia ruckeri Resistance. - Ghafarifarsani, Hamed; Hoseinifar, Seyed Hossein; Molayemraftar, Taravat; Raeeszadeh, Mahdieh; Van Doan, Hien (Aquaculture Nutrition, 2023)