Zlobina Lyudmila Nikolaevna RussiaSaratovAgricultural research institute for South-East Regions , 410010 Saratov, Tulaikova str., 7natstar-12@mail.ru Author's articles Application of rhizobacteria for increase in the efficiency of the spring soft wheat cultivation Influence of conditions of cultivation and preseeding processing on the productive kustistost of spring-sown weak field