Dietary Clostridium butyricum Improves Growth Performance and Resistance to Ammonia Stress in Yellow Catfish (Pelteobagrus fulvidraco)

Table 3

Growth performance, feed efficiency, and intestinal growth of juvenile yellow catfish fed diets containing different levels of CB for 56 days (, ).

Items	Dietary CB concentrations (mg/kg)
	CB0	CB1	CB2	CB3	CB4
Initial weight (g)
Final weight (g)	^a	^b	^b	^b	^b
SGR	^a	^bc	^bc	^c	^b
SR
FCR	^b	^a	^a	^a	^ab
Final body length (cm)	^a	^b	^b	^b	^b
Intestinal length (cm)	^a	^b	^b	^b	^ab
Intestinal weight (g)	^a	^b	^bc	^c	^b
ILI
ISI (%)	^a	^a	^b	^b	^ab

Different superscript letters within a row indicate significance (). Specific growth rate ; survival rate ; intestine length index (cm); intestosomatic index .