18th international scientific-practical conference “Problems of botany of South Siberia and Mongolia” (Altai Krai, Barnaul, 20-23 May 2019) (photo – Kosachjov P.A.)
18th international scientific-practical conference “Problems of botany of South Siberia and Mongolia” (Altai Krai, Barnaul, 20-23 May 2019) (photo – Kosachjov P.A.)