Discoloration of wood is frequently caused by blue-stain fungi. Among them Aureobasidium pullulans and Sclerophoma pithyophila are reported as the most important staining organism. In previous researches. it was generally considered that blue-stain fungi do not influence mechanical properties. https://countryscenesaddleryandpetsuppliers.shop/product-category/leather-inhand-bridle/