Vashchenko
Alexej Victorovich,
post graduate, head of the RSSU "Rostov", Don state agrarian university,
e-mail: vaschenko.al@yandex.ru

Efficiency of application of mineral fertilizers and bacterial preparations under sunflower on ordinary black soil
Vashchenko A., Kamenev R., Sewostyanova A.
         2019,    N 4