Associative Diazothrops of Different Systematic Groups and Their Effect on the Productivity of Agricultural Crops

It was created the collection of the associative nitrogen-fixing bacteria from genera Aquaspirilium, Azospirillum, Rhodospirillum, Arthrobacter, Flavobacterium, Bacillus, isolated from rhizoplane of grain and fodder cereals, new fodder crops from families of Apiaceae, Brassicaceae, Asteraceae.