Problems of the stable development of agro-ecosystems, and technological methods of incorporating essential chemical elements into them.

摘要

The migration of chemicals in the osoil u plant u animalo agro-ecosystem is considered, with particular regard to their accumulation in the food cycle, specifically in cattle. Aspects examined include the determination of macroelement and microelement status at different stages of the cycle, use of environmentally friendly fertilizers and other chemical preparations, diagnosis of cattle, and the development of biologically active organic-mineral mixtures for use as feed additives.