Which practice helps in conserving soil and preventing erosion in agriculture?

No-till cropping is a conservation practice that significantly helps in preserving soil structure and moisture while preventing erosion. In this method, farmers leave the previous crop's residues on the soil surface rather than plowing it under. This residue acts as a protective layer, reducing the impact of rain on the soil and helping to minimize surface runoff. By avoiding tillage, no-till cropping maintains the integrity of the soil structure, promotes the activity of beneficial microorganisms, and encourages the development of earthworms, all of which contribute to healthier, more resilient soil ecosystems.

Furthermore, no-till cropping can improve water retention in the soil, leading to better moisture availability for crops. This practice reduces soil compaction and allows roots to explore a deeper layer of soil, which can enhance nutrient uptake. These benefits are crucial for sustainable agriculture, particularly in regions prone to erosion, as they help maintain soil health and productivity over time.