Prospects of application of a siliceous organo-mineral mixture to reduce the soil sickness in orchards - N. V. Zaimenko; N. A. Pavliuchenko; N. E. Ellanska; O. P. Yunosheva; B. O. Ivanytska; I. P. Kharytonova; N. P. Didyk; N. V. Rositska (Reports of the National Academy of Sciences of Ukraine, 2017)