Asparagus (Asparagus officinalis L.) is one of the ten well-known dishes in the world.It has the good name of "the king of vegetables".It has fine texture and unique aromatic flavor, which contained many kinds of amino acids, proteins and vitamins.Its major function is to regulate the metabolism and improve the immunity of body.It has a very high nutritive value and very strong effect for health care.Asparagus has important significance for improving the human living quality, adjusting planting structure and promoting economic development.