Cover crops are often used in Kentucky following the harvest of row crops such as tobacco, corn, and soybeans. Living cover crops can prevent erosion, reduce leaching of nutrients, and supply grazing, green manure, or a plant cover in which to no-till the following spring.
Lauriault, L. M.; Taylor, Norman L.; Henning, Jimmy C.; and Edmonson, W. T., "1990 Kentucky Winter Annual Legume Variety Test" (1991). Agronomy Notes. 96.