Contents of heavy metals and micro-flora in some soils of Mt. Stara Planina

Abstract

This paper presents the contents of heavy metals (Cu, Zn, Ni, Cr and Pb) under forest and grass cover (pasture) in studied soils of Mt. Stara Planina, locality Javor. Microbiological analysis includes the total contents of microorganisms, actinomycetes and fungi, as well as the content of physiological groups of microorganisms important for the decomposition and transformation of organic matter.

Keywords

• soil
• forest
• pasture
• heavy metals
• microorganisms