Which agricultural practice is key in reducing soil erosion?

Cover cropping is a vital practice in reducing soil erosion due to its ability to maintain soil structure and protect the soil surface from the impact of rainfall and wind. By growing cover crops during the off-season, the soil is kept covered, which helps to shield it from erosion. The roots of these plants help bind the soil together, improving its stability and structure. Additionally, cover crops enhance soil organic matter, which can improve water retention and promote better infiltration, further mitigating erosion risks.

In contrast, conventional tillage tends to expose the soil to erosion by breaking up its structure and leaving it bare, while monoculture can lead to nutrient depletion and degrade soil health. Crop rotation, while beneficial for managing pests and improving soil fertility, does not offer the same direct protective benefits against erosion as cover cropping. Therefore, cover cropping stands out as a specific, effective measure for reducing soil erosion in agricultural practices.