The publication contains scientific articles on the materials of the IV International Biotechnological Forum BIOAsia-Altai. The articles are presented in the following areas: biotechnology for industry and agriculture, molecular-genetic and biotechnological methods of plant research, biorefining and bioconversion of plant raw materials, environmental technologies and environmental safety of the Greater Altai and adjacent territories. For specialists in the field of biotechnology, bioconversion, ecology, nature conservation and all those interested in the rational use of natural resources.