A frenulum (or frenum) is a small fold of tissue that prevents an organ in the body from moving too far.
Cover crops usually are grown to prevent soil loss from wind and water erosion. Use fast-growing cover crops, such as winter wheat or annual rye, on fall-spaded gardens. A second, and probably more important reason home gardeners should use cover crops is to improve soil structure and increase organic matter.
Rotating garden crops is one of the most basic techniques gardeners, homesteaders, and farmers can use to assure plant crop success. Everyone should consider rotating their crops, because it helps maximize productivity while minimizing pests and disease.