Question

what do we call the tillage (plowing) practice that follows the curve and layout of the landscape to avoid erosion? alley cropping contour tillage

Explanation:

To determine the correct term, we analyze the definitions:

• Alley cropping involves growing crops between rows of trees or shrubs, not related to plowing along landscape curves.
• Contour tillage is the practice of plowing (tillage) along the contour lines of the landscape (following its curve and layout) to reduce soil erosion by slowing water runoff.

Answer:

B. contour tillage