PPT-Soils and Gardening Based on “Sustainable Soil Management” from the National Sustainable

By C Kohn What is Soil Take a moment and create your own definition of soil When instructed discuss your definition with a partner Try to come to a consensus definition that both you and your partner can agree on. Identify Basic Soils Properties. TEC C03-A01. Why is. . Soil . important ?. It is the foundation for. all types of pavement. systems and building. structures.. What is . Soil . .... is the entire unconsolidated . Rainscaping:. Soils 101. . Soils 101. Living, breathing dynamic system. Chemical, . physical . and biological characteristics. Soil . Formation -- 5 . Influencing Factors. C. limate . -. weathering, freeze, thaw, wetting, drying. Plant Material Maintenance. Soil. Soil is the top . layer of . the Earth’s crust. .. Millions of years to make. Being lost at a rate of 5.2 tons/acre/year (Iowa state-wide average). SOLIDS +. PORE SPACE =. Dru. Yates. dru.e.yates@gmail.com. Learning Objectives. List . and describe the 5. . factors of soil formation. List and describe the 4. . soil forming processes. Be familiar with common soil horizons and corresponding lowercase suffixes used to describe these horizons. Soils. We know more about the movement of celestial bodies than about the soil underfoot. . - Leonardo da Vinci. Soil: Definition. Solid earth material that has been altered by physical, chemical and organic processes so that it can support rooted plant life.. Russell Yost. 1. , . Bao-Shen. Li. 2. , Prof. . Xiaolin. Li. 2. , ZuChao. 3. 1. Tropical Plant and Soil Sciences. University of Hawai`i at . Manoa. Honolulu, Hawai`i. 2. China Agricultural University, Beijing, China. st. Century. David T . Chand. Assistant Professor, . Teacher Education Department,. School of Education and Human Sciences. University of the Southern Caribbean. Organic Gardening. Outline of the Presentation. Soils differ from one part of the world to another, even from one part of a backyard to another. . They differ because of where and how they formed. And over time, five major factors control how a soil forms. These factors are . Tundra comes from the Finnish . tunturia. ,. which means barren . or treeless land. However, the . tundra is not really barren. A . diversity of low growing plants . – including a few dwarf trees . Hydrology. Hydric soils. Hydrophytic plants. Hydric soil. soil that is saturated, flooded, or ponded long enough . during the growing season. . to develop anaerobic conditions in the upper part.. Oxygen is removed from groundwater by respiration of microbes, roots, soil fauna . . Rani Abraham. Syllabus portions. The . chemistry of . processes in Lithosphere; Redox status in soil. . pE. pH predominance diagrams for . redox sensitive . elements. Acidity in soil materials. Acid neutralization capacity and . The soil is the upper layers of the . regolith. that is accumulated materials of weathering product and thus supports plant growth. . Weathering Products. : . Product of weathering is . regolith. or . Soils support the growth of higher plants by providing a medium for plant roots and supplying nutrient elements that are essential to the entire plant.. Soil properties are the principal factor controlling the fate of water in the hydrologic system. Water loss, utilization, contamination and purification are all affected by the soil.. Figure 3-24. Fig. 3-24a, p. 69. Mosaic of closely packed pebbles, boulders. Weak humus-mineral mixture. Dry, brown to reddish-brown with variable accumulations of clay, calcium and carbonate, and soluble salts.