水稻品质育种在世界各国均开始较晚,约有二十几年的历史。这些年来,世界各产稻国家和机构,特别是国际水稻研究所及日本、美国、印度、泰国等,先后开展了水稻品质育种研究。其重点是通过育种手段,进一步提高稻米蛋白质含量,兼顾提高赖氨酸含量。日本在进行营养成分鉴定的同时,还大力开展了稻米的蒸煮和食味品质的鉴定,以及对食味性进行有效分析方法的研 Rice quality breeding in all countries in the world began later, about twenty years of history. Over the years, various rice-producing countries and agencies in the world, especially the International Rice Research Institute and Japan, the United States, India and Thailand have carried out researches on rice quality breeding successively. The key point is to further raise the protein content of rice by breeding means, taking into account the increase of lysine content. Japan in the identification of nutrients at the same time, but also vigorously carry out the rice cooking and food quality identification, as well as the analysis of the edible taste of the method of research