Dietary fibers with low hydration properties exacerbate diarrhea and impair intestinal health and nutrient digestibility in weaned piglets

Table 9 Gas production parameters and concentrations of volatile fatty acids (VFAs) during in vitro fermentation of enzymatically hydrolyzed residues of the 13 fibrous ingredients using cecum digesta from weaned piglets

Item	Gas production parameters						Concentrations of VFAs, mmol/L
Item	V, mL/g	V_F, mL/g	(FRD₀) × 100, h⁻¹	K, h⁻¹	T_1/2, h	Acetate	Propionate	Butyrate	Valerate	Isobutyrate	Isovalerate	Total SCFA	SCFAs/VFAs	BCFAs/ VFAs
Guar gum	398.6	385.4	2.3	0.3	8.5	27.8	18.8	3.8	1.3	0.5	0.6	52.9	97.7	2.1
SBP	326.2	327.7	1.5	0.2	12.0	29.2	9.5	2.9	1.3	0.3	0.4	43.4	98.8	1.6
Sodium alginate	228.1	222.0	0.5	0.2	19.2	30.7	7.5	1.9	1.2	0.4	0.3	42.0	98.3	1.7
Broussonetia papyrifera leaf powder	207.8	209.0	1.3	0.2	15.5	25.9	7.2	2.0	1.3	0.5	0.7	37.5	97.1	3.2
Carrageenan	172.7	168.0	2.2	0.5	6.1	19.2	10.8	3.1	1.4	0.4	0.6	35.6	96.9	2.8
MOLP	167.5	170.6	2.8	0.2	11.7	21.4	6.0	1.9	1.2	0.4	0.6	31.6	96.5	3.2
Mulberry leaf powder	174.5	175.7	1.4	0.1	17.1	21.4	6.5	1.5	1.2	0.4	0.6	31.5	97.1	3.2
Albumen mulberry powder	135.0	137.8	1.0	0.2	18.2	19.4	5.7	1.4	1.2	0.4	0.6	28.7	96.5	3.5
Cassava residue	134.1	139.1	1.4	0.1	18.0	17.3	5.9	1.3	1.2	0.3	0.5	26.5	97.0	3.0
WB	116.6	118.7	2.2	0.2	12.4	15.4	5.9	2.1	1.2	0.4	0.5	25.4	96.9	3.5
Wheat aleurone	96.8	98.5	1.2	0.2	13.3	13.8	5.2	2.1	1.2	0.4	0.6	23.2	96.1	4.3
MCC	4.2	6.9	30.5	0.3	2.8	6.0	1.8	0.4	0.9	0.3	0.4	9.9	91.9	7.1
Wood spruce crude fiber concentrate	7.9	11.2	10.7	0.2	5.4	6.1	1.8	0.4	0.9	0.2	0.4	9.8	93.9	6.1

SBP sugar beet pulp, MOLP Moringa oleifera leaf powder, WB wheat bran, MCC microcrystalline cellulose, V 48 h cumulative gas production, V_F the final asymptotic gas volume, FRD₀ initial fractional rate of degradation at t-value = 0; K, fractional rate of gas production at a particular time point; T_1/2, half-life to asymptote; total SCFA, the sum of acetate, propionate, butyrate, and valerate; SCFAs/VFAs, the sum of SCFAs (acetate, propionate, butyrate, and valerate)/the sum of VFAs; BCFAs/VFAs, the sum of BCFAs (isobutyrate and isovalerate)/the sum of VFAs; the results in the table are shown as the means values of two replicates

ISSN: 2049-1891