积极发展黑木耳生产是山区群众一项投资少,收入高的多种经营生产项目。目前,正值冬季,是选好备好木耳材的大好时机。现将有关技术介绍如下:一、选择耳材首先要注意树种和树龄黑木耳是一种腐生性很强的木腐菌,除含有松脂、精油、醇、醚等杀菌性物质的松、杉、柏等针叶树,以及个别含有芳香性杀菌性物质的阔叶树种外,一般柞、椴、柳、槐、 Actively develop black fungus production is a mountainous area a small investment, high income diversified production projects. At present, in winter, it is a good time to choose the ready wood fungus material. The relevant technical introduction is as follows: First, the choice of ear materials must first pay attention to tree species and age Black fungus is a saprophytic wood rot fungus, except with pine resin, essential oils, alcohols, ether and other bactericidal substances pine, fir, Cypress and other conifers, as well as individual aromatic fungicidal broadleaf species, the general oak, linden, Liu, Huai,