1, black rice originated in Yangxian County, Shaanxi Province, now in China's Shaanxi, Guangdong, Guangxi, Guizhou and Hunan and other regions are distributed.

2, it is glutinous rice, suitable for planting in the back wind to the sun, drainage and irrigation of the soil is convenient, is a precious rice varieties, it is in many areas of our country have a large area of planting, varieties of Shaanxi black rice, Guizhou black glutinous rice, Hunan black rice, Yunnan black rice and other types.