Table 1.

Composition of wheat straw expressed as percentage of dry matter (average and standard deviation of three measurements)

	Ave. content (%)	SD
Glucan	29.3	1.2
Xylan	21.6	1.9
Galactan	0.3	0.0
Arabinan	3.2	0.2
Mannan	0.1	0.1
Lignina	27.5	1.3

^aAcid-soluble and -insoluble lignin and lignin ash are included