REN R210 Lecture 20: 3.7 Review Lecture
11 Dec 2016
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Ren r 210 lecture 3. 7 review lecture. Classify used to define soils and predict their performance . soil resources in ab and canada. Describe what kind of soil in different ecosystems and landscapes. Understand physics, chemistry and biology of soils. Describe different nutrient cycles in soil in relation to fertility as well. Turtle island: a term used by several northeastern first nation tribes (esp. Pedology: the study of soils, a very integrative science. 3-dimensional body system in 3 phases water air solids (organic and mineral) Soil = function (cl, o, r, p, t) Factors processes soils climate colour organisms losses texture parent material structure relief carbonates time biota mineralogy biogeochemistry. Orthic: typical horizon sequence for the great group. A: elluviation (soil movement from upper layers of soil to lower levels by downward precip. ) eluviate (move down) iluviate (accept the moved) B: illuviation (accumulation of this material, lower level of soils accumulating movement of upper soil)
