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Oryza officinalis

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Oryza officinalis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Genus: Oryza
Species:
O. officinalis
Binomial name
Oryza officinalis
Synonyms[2]
List
    • Oryza malampuzhaensis Krishnasw. & Chandras.
    • Oryza minuta var. silvatica (A.Camus) Veldkamp

Oryza officinalis is species of flowering plant in the genus Oryza (rice) native to India, Nepal, the eastern Himalaya, southeast Asia, south-central and southeast China, Hainan, the Philippines, New Guinea, and the Northern Territory and Queensland in Australia.[2] A perennial diploid with the CC rice genome, it can reach 3 m (10 ft) in height.[3] It is the namesake of a widespread species complex.[4]

Pests

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O. officinalis in Sukhothai Province, Thailand was reported in 1990 to be highly resistant to tungro and various other pests, and already in use in several cultivars.[IRRI 1][Bon 1]

References

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  1. ^ Dict. Econ. Prod. India 5: 501 (1891)
  2. ^ a b "Oryza officinalis Wall. ex Watt". Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. 2017. Retrieved 16 November 2020.
  3. ^ "药用稻 yao yong dao". Flora of China. efloras.org. Retrieved 16 November 2020.
  4. ^ Kurata, Nori; Sato, Yutaka; Nonomura, Ken-Ichi; Yano, Kentaro; Wing, Rod; Kudrna, David; Kubo, Takahiko; Miyabayashi, Toshie; Furuumi, Hiroyasu; Fujiyama, Asao; Ikawa, Hiroshi; Toyoda, Atsushi; Fujita, Masahiro; Ohmido, Nobuko; Zhang, Jianwei; Hernández-Hernández, Tania; Copetti, Dario; Ohyanagi, Hajime; Terashima, Shin; Kobayashi, Masaaki; Shenton, Matt (2020). "Evolution and diversity of the wild rice Oryza officinalis complex, across continents genome types, and ploidy levels". Genome Biology and Evolution. 12 (4): 413–428. doi:10.1093/gbe/evaa037. PMC 7531200. PMID 32125373.
  1. ^ p. 53, "Oryza officinalis from Sukothai, Thailand, is a good source of resistance to several pests and diseases; it has been used in a number of crosses to derive high-yielding lines with multiple pest resistance."
  1. ^ p. 520, "An accession of O. officinalis from Thailand showed high resistance to RTD (62), although it is not yet known whether this resistance is due to resistance to the vector, to the viruses themselves, or to some combination of these resistances. Results from recent research indicate that resistance to RTD is present in many wild rice species (R. Ikeda, personal communication), and perhaps some will show resistance to RTBV."