Zubereitung von Endo-1,4-beta-Xylanase aus Trichoderma longibrachiatum (CNCM MA 6-10 W) mit einer Mindestaktivität von: ###>Preparation of endo-1,4-beta-xylanase produced by Trichoderma longibrachiatum (CNCM MA 6-10 W) having a minimum activity of: