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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.
The history of rice cultivation is an interdisciplinary subject that studies archaeological and documentary evidence to explain how rice was first domesticated and cultivated by humans, the spread of cultivation to different regions of the planet, and the technological changes that have impacted cultivation over time.
The Mayoyao Rice Terraces are for a rice variety called "tinawon", [26] a rare type of organic rice which is grown in red and white varieties in these terraces. The Hapao Rice Terraces are located in Hungduan and are stone-walled from Sagada rock formation and date back to 650 AD. [ 27 ]
Suwandel is known to contain higher amounts of glutamic acid and vitamins than other, more common rice varieties. [7] Suwandel is an heirloom rice variety, cultivated organically with traditional rain-fed methods in the southern lowlands of Sri Lanka. Because of this, cultivation takes longer than other varieties of rice.
Arroz da terra, an heirloom red rice cultivated in Northeastern Brazil (States of Rio Grande do Norte and Paraíba) since the 16th century. [5] Malaysia red rice varieties are Udang Besar, Udang Halus, Katek Merah, Silah Merah, MRQ98, MRQ99, MRQ 100 and UKMRC-9. UKMRC-9 is the new red rice varieties in Malaysia, developed through plant breeding ...
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Rice can come in many shapes, colours and sizes. This is a list of rice cultivars, also known as rice varieties.There are several species of grain called rice. [1] Asian rice (Oryza sativa) is most widely known and most widely grown, with two major subspecies (indica and japonica) and over 40,000 varieties. [2]
Black rice, also known as purple rice or forbidden rice, is a range of rice types of the species Oryza sativa, some of which are glutinous rice. There are several varieties of black rice available today. These include Indonesian black rice, Philippine heirloom balatinaw black rice and pirurutong black glutinous rice, and Thai jasmine black rice ...