Leaving Cert Notes: Leaving Cert Geography- Geoecology Essay.
Powered by Create your own unique website with customizable templates. Get Started.Brown soils, often referred to as brown forest soils or brown earths, are well drained with brownish subsoils where iron oxides created through weathering processes are bonded to silicate clays. Other properties such as texture and level of fertility depend on the nature of the parent material and the degree of alteration it has undergone.The moisture content of brown earth soils is influenced by the time of year and the topography. The optimum moisture content of soils is 25%. Air content is also vital and determined by the soils peds. Oxygen is needed for soil germination, plant growth, respiration and the breakdown of organic matter.
A large part of the terrain tract at the foot the Himalayas is covered with forest soil. Forest soil is deficient in potash, phosphoric acid and lime. It is much suitable for agriculture when properly manured. Plantations of tea, coffee, spices, tropical fruits, maize, barley etc, are raised on such type of soil.Brown earth Brown earth soils are widespread in Britain, except in highland areas. Soil organisms, like earthworms, mix the materials together, merging the boundaries between the horizons. These.
Brown earth soils are composed of mineral matter, air, water, humus and living organisms. Mineral matter is the remains of rocks that have been broken down by weathering and erosion. Brown earth soils developed on boulder clays. Brown earth soils contain water, which comes from the rainfall.
