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| Description: Horizon = each layer of soil Soil profile = the cross-section of soil as a whole Topsoil = inorganic and organic material most nutritive for plants Leaching = dissolved particles move down through horizons Litter = surface deposits of leaves, branches, mosses, animal waste O Horizon – peat deposits A Horizon – topsoil B Horizon = subsoil, hardpan C Horizon = broken parent material R Horizon = unaltered parent material W Horizon = distinct layer of water in some soils Permafrost = some arctic soils contain a perennially frozen layer Picture Stats: Views: 391 Filesize: 151.49kB Height: 797 Width: 586 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=35718 |