Effects of Dietary Carbohydrate Levels on the Growth and Glucose Metabolism of Juvenile Swimming Crab, Portunus trituberculatus

Table 1

Ingredients and proximate composition of the experimental diets (g kg^-1, dry matter).

Ingredients (g kg^-1)	Dietary carbohydrate levels (g kg^-1)
	0	60	120	180	240	300
Fish meal^a	280.0	280.0	280.0	280.0	280.0	280.0
Shrimp meal^a	30.0	30.0	30.0	30.0	30.0	30.0
Soybean meal^a	150.0	150.0	150.0	150.0	150.0	150.0
Soy protein concentrate^a	130.0	130.0	130.0	130.0	130.0	130.0
Poultry byproduct meal^a	20.0	20.0	20.0	20.0	20.0	20.0
Corn starch	0.0	60.0	120.0	180.0	240.0	300.0
Fish oil^a	15.0	15.0	15.0	15.0	15.0	15.0
Soybean oil^a	15.0	15.0	15.0	15.0	15.0	15.0
Soy lecithin^a	20.0	20.0	20.0	20.0	20.0	20.0
Choline chloride	5.0	5.0	5.0	5.0	5.0	5.0
Ca(H2PO4)2	10.0	10.0	10.0	10.0	10.0	10.0
Vitamin mixture^a	5.0	5.0	5.0	5.0	5.0	5.0
Mineral mixture^a	10.0	10.0	10.0	10.0	10.0	10.0
Sodium alginate	10.0	10.0	10.0	10.0	10.0	10.0
Cellulose	300.0	240.0	180.0	120.0	60.0	0.0
Proximate composition (g kg^-1)
Moisture	97.4	92.1	85.7	93.5	98.8	92.0
Crude protein	428.4	428.0	428.1	429.3	421.9	422.6
Crude lipid	79.8	78.8	80.4	81.0	80.8	80.1
Ash	62.3	68.7	67.6	67.0	67.4	68.9
Crude fiber	306.4	249.3	190.5	127.5	68.3	10.9
NFE^b	29.5	83.9	147.7	200.7	262.8	321.5
Gross energy (kJ g^-1)^c	13.62	14.62	15.82	16.82	17.67	18.82

^aAll raw materials are purchased from Tianbang Co., Ltd. ^b. ^c.