目前,普通培养基(PDA)广泛地应用于各种食用菌母种的培养基中。它的配方简单,制作容易,菌丝体在其上能较好生长。但马铃薯生产受地区和季节的限制,同时我们发现在这种培养基上,凤尾菇菌丝体经多次转管后,菌落细弱稀疏。怎样使凤尾菇菌丝体复壮,找出比PDA更好的培养基,这是应该 At present, common medium (PDA) is widely used in various kinds of edible fungus mother’s medium. Its formula is simple, easy to make, and mycelium grows well on it. However, the potato production was limited by the region and the season. At the same time, we found that the colony of Mycelium of Pleurotus ostreatus was thin and sparse after multiple tubes were transplanted on this medium. How to rejuvenate Pleurotus ostreatus mycelium to find a better medium than the PDA, which is what should be