Column A Column B 1. Uppermost layer of the forest, acts like an umbrella that lessens the impact of rain on the forest floor. A. windbreak 2. It spread out underground and keep the soil more intact. The more intact a soil is B. canopy the less prone it is to soil erosion. 3. Shielding and protecting plants and crops from strong wind. C. roots D. strip cropping 4. Planting on steps built on the slopes of mountains. E. terracing 5. Alternately planting different crops in strips