Search results with tag "Soil organic matter"

Basic Soil Science

Soil Organic Matter Humus is the dark brown to black complex decomposition product of organic matter turnover in soils. It is colloidal, much more highly charged than clay on a weight basis, and is typically what we report as organic matter content in soil testing programs.

  Basics, Sciences, Soil, Matter, Organic, Organic matter, Basic soil science, Soil organic matter