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Rice is the seed of the grass species Oryza sativa (Asian rice)—or, much less commonly, Oryza glaberrima (African rice). Asian rice was domesticated in China some 13,500 to 8,200 years ago; African rice was domesticated in Africa about 3,000 years ago.
3 days ago · Rice, edible starchy cereal grain and the plant by which it is produced. Roughly one-half of the world population, including virtually all of East and Southeast Asia, is wholly dependent upon rice as a staple food; 95 percent of the world’s rice crop is eaten by humans.
- The Editors of Encyclopaedia Britannica
It is impossible to pin-point exactly when mankind first realised that the rice plant was a food source and began its cultivation. Many historians believe that rice was grown as far back as 5000 years BC. Archaeologists excavating in India discovered rice which could be dated to 4530BC.
For many archaeologists who focus on East Asia or Southeast Asia, it has long appeared that rice agriculture began in South-central China, somewhere along the Yangzte river, and spread from there southwards and to northeast towards Korea and Japan.
Rice was gradually introduced north into the early Sino-Tibetan Yangshao and Dawenkou culture millet farmers, either via contact with the Daxi culture or the Majiabang-Hemudu culture. By around 4000 to 3800 BC, they were a regular secondary crop among southernmost Sino-Tibetan cultures.
Oct 29, 2014 · Asian civilization was built on rice — on Oryza sativa, to be exact. The crop, which today is the primary food source for half of the world's population, transformed nomadic hunter-gatherers...
Rice cultivation began in at least three of them, the middle and lower Yangtze, the Ganges plains and west Africa. While the best evidence for rice origins comes from the Lower Yangtze, and has been a research focus of the Early Rice Project.
