Buckwheat. An interesting alternative for weaker soils

Spring has begun, and with it the sowing of spring crops is slowly starting. For now, these are mainly cereals, and soon it will be time for more thermophilic species. Due to problems with profitability, many farmers are considering reducing the area of ​​corn for grain or sunflower this season, and buckwheat may be an alternative in this situation. How to grow this species? What are its advantages and disadvantages?