Effect of feeding rabbits on fungal treated corn stalks on carcass characteristics and meat composition

Bulletin of the National Research Centre

Table 2 Effects of fungal treatments and replacing levels of corn stalks on carcass characteristics for growing rabbits

Item	Treatments		SEM	Levels				SEM
Item	Without T. reesei	With T. reesei	SEM	0%	33%	66%	100%	SEM
Initial body wt., g*	571	553	20.73	566	572	568	542	20.71
Final body wt., g*	2060^b	2254^a	32.99	2079^bc	2361^a	2199^b	1990^c	32.99
Daily gain, g/day*	16.36^b	18.69^a	0.30	16.63^c	19.66^a	17.92^b	15.91^d	0.30
Slaughter wt. (SW), g	2321	2505	75.05	2348	2426	2348	2529	75.05
Empty body wt. (EBW), g	2098	2263	67.80	2122	2192	2122	2286	67.80
Carcass wt. (CW₁), g	1262	1353	37.92	1257	1337	1268	1369	37.92
Carcass wt. + total giblets (CW₂), g	1379	1482	41.59	1358	1460	1401	1504	41.59
Dressing percentages (DP), %
DP1	54.56	54.10	0.54	53.67	55.17	54.09	54.38	0.54
DP2	60.38	59.87	0.60	59.39	61.06	59.87	60.19	0.60
DP3	65.94	65.57	0.58	64.12	66.71	66.16	66.03	0.58
Carcass cuts weight, g
Fore part	385	416	14.05	383	397	399	424	14.05
Middle part	252	269	8.74	228^b	279^a	250^ab	285^a	8.74
Hind part	458	499	15.78	477	486	460	490	15.78
Head + Neck	168	168	4.24	168	175	158	169	4.24
Edible offals (giblets), g
Kidneys	18.75	19.58	0.76	17.67	19.33	19.17	20.50	0.76
Liver	73.50^b	85.17^a	4.14	61.00^b	78.00^ab	92.33^a	86.00^a	4.14
Heart	8.83	9.08	0.66	7.00	8.83	9.00	11.00	0.66
Lungs	15.00	14.17	0.91	14.00	16.50	12.17	15.67	0.91
spleen	1.00	1.00	0.00	1.00	1.00	1.00	1.00	0.00
Total	117.1	129.0	5.43	100.7^b	123.7^ab	133.7^a	134.2^a	5.43

a and b: Means in the same row have different superscripts are differ significantly at p < 0.05. SEM: Standard error of the mean. Dp₁ = CW₁ / SW, DP₂ = CW₁/ EBW, DP₃ = CW₂ / EBW. *: El-Ayek et al. 2014