1. All About
Soil
All About Soil

2. Soil can basically be separated into 5 main parts:
Humus
Clay
Silt
Sand
Loam

3. Humus: A dark, moist soil composed of bits of dead, rotting insects, animals, leaves, roots, sticks, and food.  Humus adds nutrients to the soil which plants need to grow and live.

4. Clay: A soil that holds water. When wet, clay feels slippery and slimy
Clay: A soil that holds water.  When wet, clay feels slippery and slimy.  It is made of particles that are smaller than millimeters.

5. Silt: Soil that looks like fine grains or tiny pieces of rock
Silt: Soil that looks like fine grains or tiny pieces of rock.  Particles classified as silt measure from millimeters to millimeters.

6. Sand: Soil that is coarse and drains quickly
Sand: Soil that is coarse and drains quickly.  Sand particles measure from about millimeters to 2.00 millimeters.

7. Loam: Loam is a mixture of humus, clay, silt, and sand
Loam: Loam is a mixture of humus, clay, silt, and sand. Most farms use loam as their soil.

8. What is a Soil Profile? A soil profile is a view
of a cross section of soil.

9. What is soil texture It is the relative sizes of the different soil
particles.

10. The major Soil Texture Classes
Sand-largest particle
Silt-medium size particle
Clay-smallest particle

11. What is Soil Structure?
Sand, silt and clay particles combine with one anther to form cluster called aggregates.
The way in which aggregates or clusters are arranged is referred to as soil structure.

12. Soil Structure Categories