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1.处理菌种 若菌种的生活力弱,则极易污染。因此,对菌种应严格检查.对菌丝细弱无力,萌发慢,吃料差,长势弱,原基形成迟的应及早淘汰;检查合格的良种还要再进行处理;如对引进的试管种,使用时先将棉塞用70％酒精消毒,再在酒精灯火焰上用镊子夹酒精棉球擦洗管内外壁,二、二级种菌在擦内外壁的同时,还应将表层老化菌皮挖出消毒。
1. Treated strains of bacteria if the weak vitality, it is extremely easy to pollute. Therefore, the strain should be strictly examined.Is weak and weak mycelium, germination slow, poor feed, weak growth, the formation of late primordial should be eliminated as soon as possible; check eligibility of the elite should be further processed; such as the introduction of test tube species , The first use of tampons disinfected with 70% alcohol, and then in the alcohol lamp flame tweezers clip alcohol cotton ball scrub tube inside and outside the wall, two or two kinds of bacteria in the rub inside and outside the wall, Out of disinfection.