Fig. 2a shows the profile of crude xylanase production by A. lentulus
on various agro-residues as substrates for solid state fermentation
Although fungal growth was apparently abundant on all substrates,
there were large differences in the production of xylanase. Highest
xylanase activity (158.4 U/g) was obtained when wheat bran was
used as the substrate. The xylanase activity obtained with corn cob
(153.0 U/g) was only marginally lower than wheat bran (which is
statistically insignificant at p 0.05) followed by sugarcane bagasse
(129.9 U/g) and wheat straw (49.4 U/g).