观外形。一般毒菌的颜色较可食用菌鲜艳,菌伞上多呈红紫、黄色或杂色斑点,柄上有环和托。闻气味。毒菌往往有辛辣、恶臭及苦味,可食菌则有菌的固有的香味,无异味。变色试验。用葱白在菌盖上擦一下,如果葱白变成青褐色,证明有毒,反之则无毒。毒菌煮熟后遇上银器往往变黑色,遇蒜 Outlook shape. The color of the general germ than edible mushrooms brightly colored, the bacteria umbrella was purple, yellow or mottled spots, the handle ring and care. Smell the smell. Germs are often spicy, malodorous and bitter, edible bacteria have the inherent smell of bacteria, no smell. Color change test. Scratch the cap with light blue onions, if the light blue into a brown, prove toxic, otherwise non-toxic. When the toxin is cooked, silverware tends to turn black and the case of garlic