Incorporation field crop residues in rabbit rations

Bulletin of the National Research Centre

Table 7 Digestive tract weights and length of the experimental groups

Item	BH (R₁)	MBH (R₂)	SBVH (R₃)	PVH (R₄)	SEM
Slaughter weight (SW), g	2451	2188	2353	2169	91.94
Stomach (g or % of SW)
Full	100 4.08	86 3.93	93 3.95	79 3.64	5.26 0.21
Empty	27 1.10	25 1.14	28 1.19	23 1.06	1.25 0.05
Content	73 2.98	61 2.79	65 2.76	56 2.58	5.34 0.22
Small intestine (g or % of SW)
Full	119 4.86^a	83 3.79^b	86 3.65^b	100 4.61^ab	6.59 0.21
Empty	71^ab 2.90^ab	54^b 2.47^b	59^b 2.51^b	81^a 3.73^a	4.21 0.21
Content	48 1.96^a	29 1.32^ab	27 1.15^ab	19 0.88^b	5.56 0.18
Large intestine (g or % of SW)
Full	201 8.20	162 7.40	197 8.37	147 6.78	10.62 0.41
Empty	68 2.77	82 3.75	64 2.72	78 3.60	4.59 0.26
Content	133^a 5.43^ab	80^ab 3.65^ab	133^a 5.65^a	69^b 3.18^b	11.96 0.47
Total digestive tract (g or % of SW)
Full	420 17.13	331 15.13	376 15.98	326 15.03	18.65 0.62
Empty	166 6.77	162 7.40	151 6.42	181 8.34	6.44 0.39
Content	254^a 10.36^a	169^ab 7.73^ab	225^ab 9.56^ab	145^b 6.69^b	18.99 0.63
Digestive tract length, cm
Stomach	17	20	18	18	0.87
Small intestine	360	341	350	354	11.91
Large intestine	90	91	69	79	5.08

a and b: means in the same row having different superscripts differ significantly (P < 0.05)
SEM standard error of mean, BH Berseem hay, MBH Mung bean husks, SBVH soybean vein hay, PVH peanut vein hay