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For other uses, see Rice (disambiguation). Rice plant (Oryza sativa) with branched panicles containing many grains on each stem Rice grains of different varieties at the International Rice Research Institute Rice is a cereal grain and in its domesticated form is the staple food of over half of the world's population, particularly in Asia and Africa. Rice is the seed of the grass species Oryza ...
Oryza sativa, having the common name Asian cultivated rice, [2] is the much more common of the two rice species cultivated as a cereal, the other species being O. glaberrima, African rice. It was first domesticated in the Yangtze River basin in China 13,500 to 8,200 years ago.
Chloroplasts in leaf cells of the moss Mnium stellare. Plant anatomy or phytotomy is the general term for the study of the internal structure of plants.Originally, it included plant morphology, the description of the physical form and external structure of plants, but since the mid-20th century, plant anatomy has been considered a separate field referring only to internal plant structure.
Fruit anatomy is the plant anatomy of the internal structure of fruit. [6] [7] In berries and drupes, ... Examples include cereal grains, such as wheat, barley, and rice.
Short-grain glutinous rice from Japan Long-grain glutinous rice from Thailand Glutinous rice flour. Glutinous rice (Oryza sativa var. glutinosa; also called sticky rice, sweet rice or waxy rice) is a type of rice grown mainly in Southeast East Asia, the northeastern regions of India and Bhutan which has opaque grains, very low amylose content, and is especially sticky when cooked.
The team claims C 4 rice could produce up to 50% more grain—and be able to do it with less water and nutrients. [36] [37] [38] The researchers have already identified genes needed for C 4 photosynthesis in rice and are now looking towards developing a prototype C 4 rice plant.
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Oryza is a genus of plants in the grass family. [3] [4] It includes the major food crop rice (species Oryza sativa and Oryza glaberrima).Members of the genus grow as tall, wetland grasses, growing to 1–2 metres (3–7 ft) tall; the genus includes both annual and perennial species.