title: Expert assessment of security of arable soils of Ukraine with macroelements of plant nutrition
abstract: The purpose. To give expert assessment of natural fertility of arable soils of Ukraine concerning their security with macroelements of plant nutrition on the basis of modern methodical and theoretical development. Methods. Statistical-mathematical analysis of materials of automized data bank of agrochemical properties of soils. Theoretical basis of probes is the concept considering edaphic systems as open polymorphic and polycomponent thermodynamic systems. Results. Analysis of materials SE Inst
journal: Visnyk agrarnoi nauky