Results 31 to 40 of about 4,945 (181)

Revision of the Eurybrachidae (XVII). The new Australian genus Kamabrachys gen. nov. with ten new species (Hemiptera: Fulgoromorpha)

European Journal of Taxonomy, 2023
The Australian genus of Eurybrachidae (Hemiptera, Fulgoromorpha) Kamabrachys gen. nov. is described to accommodate Platybrachys signata Distant, 1892 and Euronotobrachys plana Kirkaldy, 1906, the former being the type species.
Jérôme Constant
doaj   +1 more source

Regulation of RNA Interference Pathways in the Insect Vector Laodelphax striatellus by Viral Proteins of Rice Stripe Virus

Viruses, 2021
RNA interference (RNAi), especially the small interfering RNA (siRNA) and microRNA (miRNA) pathways, plays an important role in defending against viruses in plants and insects.
Yan Xiao, Qiong Li, Wei Wang, Yumei Fu, Feng Cui   +4 more
doaj   +1 more source

Two New Species of Betacixius Matsumura, 1914 (Hemiptera: Fulgoromorpha: Cixiidae) from Southwestern China, with an Updated Checklist and Key to Species

Insects, 2022
In this study, two new species of genus Betacixius Matsumura, 1914 (Fulgoromorpha, Cixiidae), Betacixius gongshanensis sp. nov. from Yunnan Province and B. guizhouensis sp. nov. from Guizhou Province, are described and illustrated.
Yan Zhi, Xiao-Ya Wang, Lin Yang, Xiang-Sheng Chen   +3 more
doaj   +1 more source

Revision of the Eurybrachidae (XV). The Oriental genus Purusha Distant, 1906 with two new species and a key to the genera of Eurybrachini (Hemiptera: Fulgoromorpha: Eurybrachidae)

European Journal of Taxonomy, 2020
The Oriental genus of Eurybrachidae (Hemiptera, Fulgoromorpha) Purusha Distant, 1906 is reviewed and a key to the genera of Eurybrachini is given. Two new species, P. bellissima sp. nov. and P. vietnamica sp. nov.
Jérôme Constant
doaj   +1 more source

Revision of the Afrotropical planthopper genus Centromeriana Melichar, 1912 (Hemiptera, Dictyopharidae)

European Journal of Taxonomy, 2017
The Afrotropical planthopper genus Centromeriana Melichar, 1912 (Hemiptera, Fulgoromorpha, Dictyopharidae, Dictyopharinae, Orthopagini) is revised. Four species are included: C.
Zhi-Shun Song, Igor Malenovský, Ai-Ping Liang   +2 more
doaj   +1 more source

Planthopper-Secreted Salivary Calmodulin Acts as an Effector for Defense Responses in Rice

Frontiers in Plant Science, 2022
The brown planthopper (Nilaparvata lugens, BPH) and small brown planthopper (Laodelphax striatellus, SBPH) are major pests of rice (Oryza sativa) in Asia. These piercing-sucking insects secrete saliva into the host during feeding.
Jianmei Fu, Yu Shi, Lihua Wang, Tian Tian, Jing Li, Lei Gong, Zhouting Zheng, Maofeng Jing, Jichao Fang, Jichao Fang, Jichao Fang, Rui Ji, Rui Ji   +12 more
doaj   +1 more source

The continuing significance of chiral agrochemicals

Pest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

New Cretaceous Fossil Achilidae Taxa (Insecta, Hemiptera, Fulgoromorpha) from Burmese Ambers with Description of Niryasaburniini Trib. Nov.

Insects
A new species Niryasaburnia nigrutomia sp. nov. of the planthopper family Achilidae from Burmese amber collected from Hukawng Valley (Tanai) of northern Myanmar, is described, notably based on forewing pattern coloration and metatibiotarsal teeth ...
Keyi Deng, Thierry Bourgoin, Zhiyue Zhai, Menglin Wang   +3 more
doaj   +1 more source

Gergithoides Schumacher, 1915 in Vietnam, with two new species, and taxonomic notes on the genus (Hemiptera: Fulgoromorpha: Issidae)

European Journal of Taxonomy, 2017
Two new species of the genus Gergithoides Schumacher, 1915 (Issinae, Hemisphaeriini), G. gnezdilovi sp. nov. from Bidoup-Nui Ba National Park in Central Vietnam and G. nui sp. nov. from Pia-Oac National Park in North Vietnam, are described. These are the
Jérôme Constant, Hong-Thai Pham
doaj   +1 more source

Hemipteran vectors of stylet‐borne plant viruses: Aphids lead the charge

Insect Science, EarlyView.
Among all sap‐feeding hemipterans, aphids stand out by far as the most important vectors of noncirculative plant viruses. Compared to whiteflies and mealybugs, aphids’ highly specialized stylet anatomy and distinct feeding behaviors contribute, together with other features of their biology, to their remarkable efficiency in transmitting stylet‐borne ...
Yu Fu, Stefano Colella, Marilyne Uzest
wiley   +1 more source