常规栽培黑木耳,常在袋壁形成大量耳芽,由于受开孔所限不能全部长大,不仅消耗了大量营养,还因开口过多,菌料暴露面积大,杂菌感染率高,且吊挂出耳搭架费工费力,投资大.为了改变以上的不足,笔者采用层梯式两面出耳法,取得了可喜成果.栽培种配料为阔叶木屑25公斤、玉米芯粉10公斤、棉子壳10公斤、豆粉1.5公斤、米糠3.5公斤、石膏500克,加水67.5公斤,拌匀后堆闷1小时,取规格为17×36厘米的耐高压塑料筒料,先将一头加上棉塞用线扎紧,然后进行装料,随装随压紧,装至袋 Conventional cultivation of black fungus, often in the bag wall to form a large number of ear, due to limited by the opening can not be all grown, not only consume a lot of nutrition, but also because of the opening too much exposure to bacteria, bacterial infection rate and In order to change the above deficiencies, the author uses the layer ladder type ear method, has made gratifying achievements.Cultivated species of ingredients for hardwood sawdust 25 kg, corn kernel powder 10 kg, Cotton seed shell 10 kg, 1.5 kg of soybean meal, rice bran 3.5 kg, 500 g gypsum, add water 67.5 kg, after mixing stuffy 1 hour, take the specification of 17 × 36 cm high pressure plastic tube material, the first one Tampon tighten with a thread, and then charge, with the pack with compression, loaded to the bag