THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.
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THE SOIL
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Transcript of THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.
![Page 1: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/1.jpg)
THE SOIL
![Page 2: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/2.jpg)
• Soils are complex mixtures of minerals, water, air, organic matter.
![Page 3: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/3.jpg)
• The soil is the “skin of the earth”.
![Page 4: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/4.jpg)
• Soil is the most vital element required for food production.
![Page 5: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/5.jpg)
Sandy: Large particles, less water retention, easily crumbles through the fingers.
Clay: fine particles, Smooth when dry, Sticky when wet, Rich in nutrients.
Loam: Retains water, Retains nutrients, Soft and crumbly.
![Page 6: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/6.jpg)
Sandy clay loamy
![Page 7: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/7.jpg)
We can use the soil to build a house, for planting, to sculpture
![Page 8: THE SOIL. Soils are complex mixtures of minerals, water, air, organic matter.](https://reader030.fdocuments.us/reader030/viewer/2022033017/56649f585503460f94c7dcbb/html5/thumbnails/8.jpg)
We have to recycle, clean and plant trees
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