date:Jul 29, 2020
tous in global diets, its development, which began 9,000 years ago in Chinas Yangtze Valley, is not well understood. By understanding rices development, new varieties can be developed which meet environmental challenges, helping secure global food supplies.
The study indicates that the japonica subspecies of rice diversified into temperate and tropical varieties as a result of a major climate cooling about 4,200 years ago, which brought civilisation collapse in regions including Mesopotamia, Ch