Influences of Partial Substitution of Fish Meal with Defatted Black Soldier Fly (Hermetia illucens) Larvae Meal in Diets on Growth Performance, Biochemical Parameters, and Body Composition of Juvenile Chinese Soft-Shelled Turtles (Pelodiscus sinensis)

Table 6

Effects of different substitution levels of BSFM for FM in diets on muscular proximate and amino acid composition (% wet weight) in juvenile Chinese soft-shelled turtles.

Item	D1	D2	D3	D4	D5	value	Linear	Quadratic
Proximate composition
Moisture						0.998	0.861	0.942
Crude protein	^ab	^a	^c	^bc	^abc	0.017	0.055	0.057
Crude fat	^a	^b	^c	^c	^d	0.000	0.000	0.000
Ash	^b	^ab	^ab	^a	^a	0.000	0.000	0.000
EAA
Lys						0.445	0.067	0.190
Met						0.436	0.395	0.376
Phe	^b	^a	^a	^a	^a	0.019	0.004	0.005
Thr						0.919	0.825	0.976
Ile	^a	^b	^b	^b	^b	0.000	0.000	0.000
Leu						0.297	0.504	0.114
Val						0.246	0.051	0.133
NEAA
Asp						0.532	0.177	0.345
Ser	^ab	^b	^a	^a	^b	0.008	0.934	0.049
Glu	^c	^bc	^abc	^a	^ab	0.012	0.001	0.003
Gly						0.122	0.088	0.081
Ala						0.278	0.200	0.244
Try	^b	^a	^a	^a	^a	0.001	0.002	0.000
His						0.122	0.068	0.043
Arg	^c	^b	^b	^a	^a	0.000	0.000	0.000
Pro	^a	^a	^ab	^b	^b	0.011	0.057	0.113

Data are presented as the (). Values without a common superscript differ significantly (). EAA: essential amino acids such as lysine (Lys), phenylalanine (Phe), methionine (Met), threonine (Thr), isoleucine (Ile), leucine (Leu), and valine (Val); NEAA: nonessential amino acids such as aspartic acid (Asp), serine (Ser), glutamic (Glu), glycine (Gly), alanine (Ala), tryptophan (Try), histidine (His), arginine (Arg), and proline (Pro).