Nghiên cứu sự phân bố và đặc điểm nhận dạng các loài nấm thường gây ngộ độc tại tỉnh Bắc Kạn

The survey results of poisonous mushrooms in the field showed that there were five species poisonous mushrooms, caused often poisoning in Bac Kan province. The deadly mushroom is Amanita virosa and the species is distributed at Na Ri, Ba Be, Cho Don and Bach Thong districts. Chlorophyllum molybdites is distributed at Na Ri, Ba Be, Cho Don, Bach Thong, Pac Nam and Ngan Son districts. Omphalotus nidiformis molybdites is distributed at Na Ri, Ba Be, Cho Don, Pac Nam and Cho Moi districts. Russula foetens is distributed at Ngan Son district. Inocybe fastigiata or Inocybe rimosa is distributed at Na Ri district. The mushrooms were characterized and identified with the images attached.