Fallowing is the correct term used to describe the practice of leaving agricultural land uncultivated for a certain period of time. This is done intentionally to allow the land to rest and regain its fertility. During fallowing, the land is left without any crop cultivation or grazing. This practice is important because it helps in preventing soil erosion, allows the soil to replenish its nutrients naturally, and reduces the risk of pest and disease outbreaks. Fallowing can be practiced for different durations depending on the specific land and environmental conditions. It is a common practice in traditional agriculture systems and is beneficial for sustaining long-term agricultural productivity.