Structures and characteristics of carbohydrates in diets fed to pigs: a review

Table 2 Carbohydrates and lignin in cereal grain byproducts (g/kg DM)^{a, b}

Items	Bran					Hulls		Middlings		DDGS^c
	Corn	Wheat	Rye	Rice	Oat	Barley	Oat	Wheat	Rye	Corn	Sorghum
Total MBG	2	24	45	–	–	16	14	26	37	–	–
Total AX	207	232	292	–	–	235	240	–	–	–	–
A:X	0.61	0.58	0.36	–	–	0.28	0.13	–	–	–	–
Starch	376	220	–	287	–	172	–	575	369	17	28
Resistant starch	–	2	–	–	–	2	–	–	–	–	–
Cellulose	89	72	39	166	–	192	196	19	27	102	85
Lignin	30	75	68	–	–	115	148	11	39	29	99
Pectin	–	4	–	79	–	–	–	2	–	–	–
Dietary fiber^d
Total dietary fiber	457	414	–	–	237	–	–	410	–	423	371
Insoluble dietary fiber	406	376	–	–	115	–	–	390	–	411	329
Soluble dietary fiber	52	38	–	–	113	–	–	21	–	12	42

^aAdapted from Bach Knudsen [48], Bailoni et al. [64], Bach Knudsen [30], NRC [17], Bach Knudsen [42], Cervantes-Pahm et al. [37], Curry et al. [68], and Jaworski and Stein [69]
^bMBG mixed linked β-glucan, AX arabinoxylan, A:X arabinose to xylose ratio
^cDistillers dried grains with solubles
^dValues for dietary fiber were adapted from McCleary et al. [70], Jaworski et al. [65], Jaworski and Stein [69], Navarro et al. [66], Navarro et al. [67]

ISSN: 2049-1891