近两年来,随着农业高新技术的飞速发展和人们物质生活消费水平的迅速提高,彩色农产品因其集营养、保健、观赏等多种功能于一体而备受广大消费者的青睐。继彩色玉米、彩色棉花等彩色农产品之后,彩色梨、彩色番茄、彩色地瓜等彩色农产品新秀更是以其特有的色彩、优良的品质和天然的风味等特点而俏销国内外市场。一、彩色甘薯以前,我国的地瓜主 In the recent two years, with the rapid development of agricultural high-tech and the rapid increase of people’s material life consumption, colored agricultural products have been favored by consumers due to their multiple functions of nutrition, health care and ornamentation. Following the color of corn, colored cotton and other colored agricultural products, colored pears, colored tomatoes, colored sweet potatoes and other color agricultural products rookie is its unique color, excellent quality and natural flavor and other characteristics of Qiao sell domestic and foreign markets. First, the color sweet potato Previously, China’s sweet potato Lord