What is the purpose of crop rotation?

The purpose of crop rotation is multifaceted, but primarily, it serves to minimize soil depletion. This practice involves alternating the types of crops grown in a specific area across seasons or years. Different crops utilize soil nutrients in varying amounts; by rotating crops, the soil can replenish nutrients that are consumed by one particular type of crop. This process helps maintain soil fertility and health, leading to more sustainable agricultural practices.

Additionally, crop rotation can also prevent the accumulation of pests and diseases specific to one type of crop, contributing indirectly to other benefits such as pest resistance and improved soil structure, which can benefitting earthworm populations. However, the core intent of crop rotation centers around nurturing the soil and its resources to ensure long-term agricultural productivity.