Results 41 to 50 of about 5,886 (165)

Diversity and infectivity of the RNA virome among different cryptic species of an agriculturally important insect vector: whitefly Bemisia tabaci

open access: yesnpj Biofilms and Microbiomes, 2021
A large number of insect-specific viruses (ISVs) have recently been discovered, mostly from hematophagous insect vectors because of their medical importance, but little attention has been paid to important plant virus vectors such as the whitefly Bemisia
Hai-Jian Huang   +16 more
doaj   +1 more source

Native and Non-Native Bemisia tabaci NAFME Haplotypes Can Be Implicated in Dispersal of Endemic and Introduced Begomoviruses in Oman

open access: yesInsects, 2023
Irrigated agriculture and global trade expansion have facilitated diversification and spread of begomoviruses (Geminiviridae), transmitted by the Bemisia tabaci (Gennadius) cryptic species.
Muhammad Shafiq Shahid   +4 more
doaj   +1 more source

L925I mutation in the Para-type sodium channel is associated with pyrethroid resistance in Triatoma infestans from the Gran Chaco region [PDF]

open access: yes, 2014
Background: Chagas' disease is an important public health concern in Latin America. Despite intensive vector control efforts using pyrethroid insecticides, the elimination of Triatoma infestans has failed in the Gran Chaco, an ecoregion that extends over
Capriotti, Natalia   +3 more
core   +3 more sources

Tomato chlorosis virus, a promiscuous virus with multiple host plants and whitefly vectors

open access: yesAnnals of Applied Biology, 2022
AbstractTomato chlorosis virus (ToCV, genus Crinivirus, family Closteroviridae) is an emerging plant virus first identified in the mid‐1990s affecting tomato in Florida. Today, the virus is present in at least 39 countries and territories around the world, and this number has not stopped growing.
Elvira Fiallo‐Olivé   +1 more
openaire   +2 more sources

Fitness costs associated with infections of secondary endosymbionts in the cassava whitefly species Bemisia tabaci [PDF]

open access: yes, 2017
We investigated the dual effects of bacterial infections and diseased cassava plants on the fitness and biology of the Bemisia tabaci infesting cassava in Africa. Isofemale B.
Bouvaine, Sophie   +4 more
core   +3 more sources

Pre-infestation of Tomato Plants by Aphids Modulates Transmission-Acquisition Relationship among Whiteflies, Tomato Yellow Leaf Curl Virus (TYLCV) and Plants

open access: yesFrontiers in Plant Science, 2017
Herbivory defense systems in plants are largely regulated by jasmonate-(JA) and salicylate-(SA) signaling pathways. Such defense mechanisms may impact insect feeding dynamic, may also affect the transmission-acquisition relationship among virus, plants ...
Xiao L. Tan   +8 more
doaj   +1 more source

Evaluation of the Efficacy of Flupyradifurone against Bemisia tabaci on Cassava in Tanzania

open access: yesInsects, 2022
A novel butenolide insecticide—flupyradifurone (Sivanto SL 200)—was evaluated for efficacy against cassava-colonizing Bemisia tabaci whitefly under laboratory, screenhouse and field conditions.
Khamis A. Issa   +3 more
doaj   +1 more source

Relationship between Tomato Yellow Leaf Curl Viruses and the Whitefly Vector

open access: yesJournal of Science and Sustainable Development, 2011
Abstract · Tomato yellow leaf curl is prevalent in tomato growing districts of Uganda. The disease is known to be spread by a whitefly (Bemisia tabaci) in a persistent manner. Some of its symptoms are leaf curl, marginal leaf yellowing, malformation of fruits, stunting and dieback (in case of primary infection at early seedling stage), so the disease ...
Ssekyewa, C   +4 more
openaire   +3 more sources

Secoviridae: a proposed family of plant viruses within the order Picornavirales that combines the families Sequiviridae and Comoviridae, the unassigned genera Cheravirus and Sadwavirus, and the proposed genus Torradovirus [PDF]

open access: yes, 2009
The order Picornavirales includes several plant viruses that are currently classified into the families Comoviridae (genera Comovirus, Fabavirus and Nepovirus) and Sequiviridae (genera Sequivirus and Waikavirus) and into the unassigned genera Cheravirus ...
Gall, O., Le   +5 more
core   +3 more sources

Unsuccessful Cassava Brown Streak Disease (CBSD) evaluation attempts in western Democratic Republic of Congo and implications with cassava root necrosis disease (CRND) etiology [PDF]

open access: yes, 2020
Open Access ArticleCassava brown streak disease (CBSD) is the second most important virus disease after Cassava mosaic disease (CMD), infecting cassava (ManihotesculetaCrantz) in Africa. The disease is caused by two distinct viruses, Cassava brown streak
Bakelana, Z.   +7 more
core   +1 more source

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