The cultivation of black rice is very histotical.Black rice is an ancient and expensive species of tice.The parridge boiled with black rice is of good taste and bright light,it's also be called "the rice which enriches the blood","the rich which extends the life"and so on.In the folk China,there exists a saying that the black food has a great function of enrichment.The black rice is the product of belonging to the category of glutinous rice.The appearance of rice grain is oblong,with teh gray-brown husk.It is nutritious and it's of great edible and medicinal value.It can eliminate free radicals,improve the physiological functions of iron deficency anemia,immune regulation.Black rice has the effect of anti-bacteria,lowering blood pressure,inhibiting teh growth of cancer cells.Besides,black rice also has the function of improving the nutrition of heart,reducing the oxygen consumption of heart.In addition to be boiled as porridge,it can be also made nutritious food and wine.It has the glory of "the king of all the rices in the whole world".