Pot Marigold (Calendula officinalis) Powder in Rainbow Trout (Oncorhynchus mykiss) Feed: Effects on Growth, Immunity, and Yersinia ruckeri Resistance

Table 7

Disease resistance of O. mykiss fed with various levels of pot marigold (C. officinalis) powder after 14 days of bacterial challenge with Y. ruckeri.

Different experimental diets	SR (%)	RPS (%)
C	^c
MP 0.5%	^b
MP 1%	^ab
MP 1.5%	^a
MP 2%	^b

Different letters in the same column denote significant difference ().