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袋(瓶)栽银耳菌种的制作,包括母种分离和提纯、原种培养、栽培种扩大三阶段。 (一)母种的培养:首先要配制培养基,取马铃薯200克,洗净、去皮、切碎,加水1000毫升煮沸30分钟,用8层纱布过滤,取溶液,加琼脂20克、葡萄糖20克,文火加热至琼脂溶化,趁热分装试管,高压灭菌(1.2公斤/厘米~2)30分钟,趁热排斜面。 1.银耳孢子的弹射:选一朵八成熟、朵形大、肉质厚、色鲜白、无杂菌的银耳作为
Bag (bottle) planting white fungus species of production, including the mother species separation and purification, the original species cultivation, three kinds of cultivated species to expand. (A) the mother’s culture: First, the preparation of medium, take 200 grams of potato, washed, peeled and chopped, add water 1000 ml boiled for 30 minutes, with 8 layers of gauze filter, take solution, add agar 20 grams, glucose 20 grams, slow heat to agar melting, hot test tubes, autoclave (1.2 kg / cm ~ 2) for 30 minutes, while the hot row slope. 1. Tremella spore Ejection: Select a mature eight, flower-shaped, thick meat, white, white fungus-free Tremella as