Abstract: The edaphic factors are the soil properties that affect the diversity of organisms living in the soil environment. These include soil structure, temperature, pH, and salinity. ... These factors influence the species composition of soil microbial communities, but also their activity and functionality.

What is edaphic factor example?

Quick Reference. An abiotic factor relating to the physical or chemical composition of the soil found in a particular area. For example, very alkaline soil may be an edaphic factor limiting the variety of plants growing in a region.

What is not an edaphic factor?

Edaphic factors include physical and chemical factors of soil, e.g., soil texture, substratum, topography, mineral composition, pH, etc. These factors can influence the distribution and interrelationships of organisms, as well as the rate of decomposition. So, the correct answer is option C.