Amaranthus sp. and Eleusine indica are natural hosts of Iris yellow spot virus in Zimbabwe
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چکیده
منابع مشابه
Sources of Iris yellow spot virus in New York
Hsu, C. L., Hoepting, C. A., Fuchs, M., Smith, E. A., and Nault, B. A. 2011. Sources of Iris yellow spot virus in New York. Plant Dis. 95:735-743. Iris yellow spot virus (IYSV) has been found consistently in commercial dry bulb onion fields throughout New York State since 2006. Yearly recurrence of IYSV may result from annual reintroductions of the virus or persistence of the virus in overwinte...
متن کاملmolecular diagnosis of iris yellow spot virus (iysv) on onion in iran
viral symptoms indicative of iris yellow spot virus (iysv) were observed on onion in several fields near chenaran in khorasan razavi province. mechanical inoculation of herbaceous hosts with onion sap extracts from symptomatic plants showed similar symptoms to those described for iysv. the mechanically transmitted virus reacted only with antisera specific to iysv in das-elisa but not with antis...
متن کاملiris yellow spot virus(iysv) a new viral disease of onion in iran
abstract iris yellow spot virus (iysv) is one of the important pathogens of onion in reported countries. host range of this virus is very wide and transmitted by onion thrips (thrips tabaci). in survey that was conducted in summer 2006 in onion fields of mashhad, samples with viral symptoms and high population of thrips have been collected. since the symptoms were similar to iysv, special antis...
متن کاملEvaluation of onion cultivars for resistance to onion thrips (Thysanoptera: Thripidae) and Iris yellow spot virus.
Onion thrips, Thrips tabaci Lindeman (Thysanoptera: Thripidae), a worldwide pest of onion, Allium cepa L., can reduce onion yield by > 50% and be even more problematic when it transmits Iris yellow spot virus (family Bunyaviridae, genus Tospovirus, IYSV). Because T. tabaci is difficult to control with insecticides and other strategies, field studies on onion, Allium cepa L., resistance to T. ta...
متن کاملTemporal dynamics of iris yellow spot virus and its vector, Thrips tabaci (Thysanoptera: Thripidae), in seeded and transplanted onion fields.
Onion thrips, Thrips tabaci (Lindeman) (Thysanoptera: Thripidae), can reduce onion bulb yield and transmit iris yellow spot virus (IYSV) (Bunyaviridae: Tospovirus), which can cause additional yield losses. In New York, onions are planted using seeds and imported transplants. IYSV is not seed transmitted, but infected transplants have been found in other U.S. states. Transplants are also larger ...
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ژورنال
عنوان ژورنال: Plant Disease
سال: 2017
ISSN: 0191-2917,1943-7692
DOI: 10.1094/pdis-05-16-0652-pdn