Results 51 to 60 of about 12,275 (261)

Cloning and Functional Verification of CYP408A3 and CYP6CS3 Related to Chlorpyrifos Resistance in the Sogatella furcifera (Horváth) (Hemiptera: Delphacidae)

open access: yesBiology, 2021
Simple Summary As an important enzyme system in organisms, P450 multi-functional oxidase not only participates in the metabolism and synthesis of substances in organisms but can also maintain the normal physiological functions of organisms under stress ...
Yanwei Ruan   +7 more
semanticscholar   +1 more source

Two new species of planthoppers from India (Hemiptera: Auchenorrhyncha: Delphacidae) in the genera Parasogata and Eoeurysa

open access: yesEuropean Journal of Taxonomy, 2020
The genus Parasogata Zhou, Yang & Chen, 2018 is here reported from India represented by the new species Parasogata sexpartita sp. nov. collected in a recent exploration and survey of delphacids from Nagaland in northeastern India.
N Ramya   +2 more
doaj   +1 more source

Pengaruh Dosis Subletal Imidakloprid Terhadap Kesintasan Populasi Wereng Coklat Pada Varietas Padi Rentan Dan Tahan [PDF]

open access: yes, 2016
Sublethal dose effect of imidacloprid on the survival of brown planthoppers on resistant and susceptible rice varieties. Imidacloprid insecticides and resistant rice varieties are commonly used to control the the rice brown planthopper (BPH) Nilaparvata ...
Firmansyah, A. S. (Angga)   +2 more
core   +3 more sources

Cross resistance in the brown planthopper, Nilaparvata lugens Stal (Hemiptera: Delphacidae)

open access: diamondJapanese journal of applied entomology and zoology, 1987
The topical toxicities of eight insecticides in susceptible (S), malathion-resistant (Rm) and fenvalerate-resistant (Rmf) strains of the brown planthopper were determined. The negatively correlated cross resistance was observed between malathion and fenvalerate. The insecticidal activity of fenvalerate (racemic) wholly depends on that of fenvalerate A.
Y. Honmi, Tadashi Miyata, Tetsuo Saito
openalex   +3 more sources

Transcriptome and metabolome analyses reveal the responses of brown planthoppers to RH resistant rice cultivar

open access: yesFrontiers in Physiology, 2022
The brown planthopper (BPH) Nilaparvata lugens (Stål) (Hemiptera: Delphacidae) is one of the most destructive rice pests in Asia. The application of insect-resistant rice cultivars is currently one of the principal means of controlling BPH. Understanding
Chunmei Li   +3 more
semanticscholar   +1 more source

Primeiro registro de Eudorylas schreiteri (Shannon) (Diptera: Pipunculidae) como parasitóide da cigarrinha do milho (Hemiptera: Cicadellidae) na Argentina, e uma tabela dos hospedeiros de pipunculídeos na região neotropical [PDF]

open access: yes, 2009
The big-headed fly Eudorylas schreiteri (Shannon) is recorded for the first time as an endoparasitoid of the corn leafhopper Dalbulus maidis (DeLong & Wolcott) in Northern Argentina.
Moya Raygoza, Gustavo   +2 more
core   +3 more sources

Seasonal migration of Cnaphalocrocis medinalis (Lepidoptera: Crambidae) over the Bohai Sea in northern China [PDF]

open access: yes, 2014
The rice leaf roller, Cnaphalocrocis medinalis (Guenée), is a serious insect pest of rice with a strong migratory ability. Previous studies on the migration of C. medinalis were mostly carried out in tropical or subtropical regions, however, and what the
C. Li   +23 more
core   +1 more source

Comparative analysis of diet-associated responses in two rice planthopper species

open access: yesBMC Genomics, 2020
Background Host adaptation is the primary determinant of insect diversification. However, knowledge of different host ranges in closely related species remains scarce.
Hai-Jian Huang   +2 more
doaj   +1 more source

The Effectiveness of Lemongrass Oil Against Brown planthopper Nilaparvata lugens Stal. (Hemiptera: Delphacidae) on Rice Plant

open access: yes, 2021
Rice (Oryza sativa) is the primary food crop in the world. The use of natural pesticides made from essential plants has begun to be developed because it is useful in controlling some plant pests.
T. Himawan   +2 more
semanticscholar   +1 more source

WolbachiaOccurrence in Planthopper (Hemiptera: Delphacidae) Vectors of Cereal Viruses in Argentina

open access: yesJournal of Economic Entomology, 2015
Maize (Zea mays L.) and wheat (Triticum aestivum L.) are the most important cereal crops for the Argentinean economy and are affected by several diseases. Different planthopper species transmit causal agents of some of those diseases, including Mal de Río Cuarto virus, barley yellow striate mosaic virus, and the recently proposed maize yellow striate ...
Mattio, Maria Fernanda   +5 more
openaire   +3 more sources

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