Soil Testing

The video tutorial explains the composition of soil, including clay, silt, sand, and humus, and how weathering and erosion contribute to soil diversity. It highlights the importance of soil quality for farmers and gardeners. The process of soil testing is detailed, including how to collect samples and the significance of pH levels. The video also covers the lab analysis of soil samples to determine nutrient content and how this information can guide soil improvement efforts.

What steps should be taken to collect a soil sample for testing?

Discuss the consequences of having too much or too little of a nutrient in the soil.