Alfalfa is a general term for alfalfa plants in (Medicago), commonly known as salting technic, is a kind of perennial flowering plants. Is one of the most famous as the grass of alfalfa (Medicago sativa). There are many different kinds of alfalfa and mostly wild herbs. There are three main forms of alfalfa made in China. Nutritional value very high, with spleen and stomach, large intestine, under the effect of bladder calculi. Clover is one of the most abundant vitamin K, composition of the high, driving almost all vegetables. Other such as vitamin C, B is also quite rich. Is a livestock feed. In the western han dynasty introduced from the western regions.