'Strip cropping' diaporamas de présentation

Soil Formation

Soil Formation. What is Soil? Soil is a combination of particles of rocks, minerals, and organic matter produced through the weathering process. What process makes soil?. Weathering and Organic Decay. What is Organic Matter?. Organic Matter is materials which have come from Living Things.

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Ch. 10 Notes

Ch. 10 Notes. APES: Mrs. Sealy. Structure of the earth. Core Inner: solid, high temp and pressure, made of: nickel and iron Outer: liquid, cooler than the inner core, Made of: nickel and iron Mantle Made of iron, oxygen and silicon (Rock called peridotite)

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EFFECTS OF CONSERVATION PRACTICES ON WATER QUALITY

EFFECTS OF CONSERVATION PRACTICES ON WATER QUALITY AE 520 Carl E Anderson Spring 2005 SOIL CONSERVATION PRACTICES TERRACES AND DIVERSIONS VEGETATED WATERWAYS SEDIMENT RETARDING PONDS CONTOURING STRIP CROPPING BUFFER STRIPS EFFECTS OF CONSERVATION PRACTICES ON WATER QUALITY

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Prepared by Assoc. Prof. Philip Chiverton , SLU and

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SOILS

SOILS. Most important result of weathering and Erosion is soil Soils - soil science = PEDOLOGY Residual soil - soil made from local bedrock (weathered material) Transport soil - soil that was moved by wind, water, ice, or gravity (weathered and eroded material). SOIL .

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Human Impact

Human Impact. Humans are constantly changing the world around them. This and other environmental processes have lead to land degradation Humans have altered many characteristics of the soil through agriculture, deforestation, and construction humans.

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Erosion

Erosion. Erosion is the movement of soil particles from one place to another by water or wind. Water Erosion: Erosion by water is caused by raindrops, surface flow, and gully flow. Wind Erosion:

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