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Ditylenchus angustus (rice stem nematode )
Ditylenchus angustus
rice stem nematode
Anguillulina angusta, Tylenchus angustus
Bangladesh, India, Malaysia, Myanmar, Philippines, Thailand
Not known to occur
2021-04-13 18:56:17
nematode
Korea
rice
DITYAN
Primarily found in deep water cultivation. Debris and ratoons are primary sources of inoculum.
1 Known Hosts
Oryza sativa
rice
Yes
DITYAN-2,DITYAN-3,DITYAN-1
Although there are several reports of this nematode being seed borne, the importance seed inoculum is under investigation. Seed transmission is low when seed is dried.
Yes
Visual examination
DITYAN-3
Seed treatments
Control of weeds and volunteer rice, prevention of river overflow by dikes and clean cultivation, and early roguing of diseased plants are suggested as control measures.
DITYAN-1
DITYAN-2
Tin Sein, 1977. Seed-borne infection and ufra disease. International Rice Research Newsletter, 2(2):6 (verified via abstract)
DITYAN-3
Prasad JS, Varaprasad KS, 2002. Ufra nematode, Ditylenchus angustus is seed borne!. Crop Protection, 21(1):75-76.
DITYAN-1
Ditylenchus angustus. In: Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc. In:
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