Results 41 to 50 of about 1,887 (185)

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

First mitogenome for the tribe Saccharosydnini (Hemiptera: Delphacidae: Delphacinae) and the phylogeny of three predominant rice planthoppers

open access: yesEuropean Journal of Entomology, 2018
The mitochondrial genome of Saccharosydne procerus (Matsumura) is the first sequenced in the tribe Saccharosydnini (Hemiptera: Delphacidae: Delphacinae).
Yi-Xin HUANG, Dao-Zheng QIN
doaj   +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

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

Ontogeny of the Tibial Spur in \u3ci\u3eMegamelus Davisi\u3c/i\u3e (Homoptera: Delphacidae) and its Bearing on Delphacid Classification [PDF]

open access: yes, 2017
The forms of the nymphal tibial spur in Megamelus davisi Van Duzee, and their relation to Muir\u27s classification of delphacid subfamilies and tribes, are ...
McPherson, J. E, Wilson, S. W
core   +2 more sources

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

Can monophagous specialists mediate host plant choices in generalist planthoppers (Hemiptera: Delphacidae)? [PDF]

open access: yesEcological Entomology, 2020
A preference experiment was set up with two planthopper species (Hemiptera: Delphacidae) to test the influence of competition on host plant choice. The delphacid ...
Alex D.K. Dittrich, Alvin J. Helden
openaire   +3 more sources

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

Spider Web DNA Metabarcoding Provides Improved Insight into the Prey Capture Ability of the Web-Building Spider Tetragnatha keyserlingi Simon (Araneae: Tetragnathidae)

open access: yesAgriculture
Spiders play a crucial role as predators in terrestrial ecosystems, particularly in controlling insect populations. Tetragnatha keyserlingi Simon (Araneae: Tetragnathidae) is a dominant species in rice field ecosystems, where it builds webs amidst rice ...
Jie Sun   +5 more
doaj   +1 more source

The planthopper genus Spartidelphax, a new segregate of Nearctic Delphacodes (Hemiptera, Delphacidae)

open access: yesZooKeys, 2014
The new genus Spartidelphax is described to house three species removed from the polyphyletic genus Delphacodes. The members of Spartidelphax are coastal species native to eastern North America, and probably feed exclusively on cordgrass (Poaceae, Spartina Schreb.). The taxonomy and nomenclature of the included species (viz.
Bartlett,Charles, Webb,Mick
openaire   +6 more sources

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