Results 131 to 140 of about 54,643 (305)

Faunal Composition, Wing Polymorphism and Seasonal Abundance of Some Flea Beetles (Coleoptera: Chrysomelidae) in Southern Quebec (Canada) [PDF]

open access: yes, 2018
Chrysomelidae (51 taxa) were collected with flight intercept traps from May through October during 1987-1989, in four sites near a raspberry plantation in southern Quebec.
Levesque, Claire, Levesque, Gilles-Yvon
core   +2 more sources

Revision of Afrocrania (Coleoptera: Chrysomelidae, Galerucinae) Part I: Species in which the males have head cavities or extended elytral extrusions

open access: yesEuropean Journal of Entomology, 2001
Material of Afrotropical Afrocrania Hincks, 1949 (= Pseudocrania Weise, 1892, not Pseudocrania M'Coy, 1851) is revised, and a redescription of the genus is given.
Jens MIDDELHAUVE, Thomas WAGNER
doaj   +1 more source

Chalcosicya maya n. sp, a new Mexican species (Coleoptera: Chrysomelidae: Eumoplinae) and its implications for morphology and biogeography [PDF]

open access: yes, 2012
Chalcosicya maya, new species, (Coleoptera: Chrysomelidae: Eumolpinae) is described and the species key of Blake (1951) is modified to accommodate it. This is the first known mainland species of this previously Antillean genus.
Flowers, R. Wills
core   +1 more source

Bioactivity of Six Plant Extracts on Adults of Demotispa neivai (Coleoptera: Chrysomelidae)

open access: yesJournal of Insect Science, 2015
. Demotispa neivai Bondar (Coleoptera: Chrysomelidae) damage oil palm fruits, which makes it necessary to develop products to control this insect. The mortality, repellency, and antifeeding effects on adults of D.
L. C. Martínez   +3 more
semanticscholar   +1 more source

Incidence, Spread and Mechanisms of Pyrethroid Resistance in European Populations of the Cabbage Stem Flea Beetle, Psylliodes chrysocephala L. (Coleoptera: Chrysomelidae)

open access: yesPLoS ONE, 2015
Background Cabbage stem flea beetle (CSFB), Psylliodes chrysocephala L. (Coleoptera: Chrysomelidae) is a major early season pest of oilseed rape throughout Europe.
D. H. Højland   +4 more
semanticscholar   +1 more source

Occurrence, development and economic importance of Phratora (= Phyllodecta) vitellinae (L.) (Coleoptera, Chrysomelidae)

open access: yesJournal of Forest Science, 2006
The paper summarizes results of the study of the occurrence, development and harmfulness of Phratora (= Phyllodecta) vitellinae (L.). The majority of studies was carried out in 1998 to 2005 in riparian and accompanying stands of the Svitava and Svratka ...
J. Urban
doaj   +1 more source

Exploitation of Eggs of the Colorado Potato Beetle, \u3ci\u3eLeptinotarsa Decemlineata\u3c/i\u3e (Coleoptera: Chrysomelidae), by the Exotic Egg Parasitoid \u3ci\u3eEdovum Puttleri\u3c/i\u3e (Hymenoptera: Eulophidae) in Eggplant [PDF]

open access: yes, 2017
Edovum puttleri is a newly discovered, exotic, egg parasitoid of the Colorado potato beetle, (CPB) Leptinotarsa decemlineata. The exploitation of CPB eggs by E. puttleri was examined in a New Jersey eggplant field. E.
Williams, Charles E
core   +2 more sources

EFEITO REPELENTE DE ÓLEOS FIXOS SOBRE Zabrotes subfasciatus (BOH.) (COLEOPTERA: CHRYSOMELIDAE, BRUCHIDAE) EM FEIJÃO COMUM ARMAZENADO

open access: bronze, 2022
Maria Carolina Farias e Silva   +3 more
openalex   +1 more source

La colección ibérica del Museo Nacional de Ciencias Naturales (Madrid) de Cryptocephalus Geoffroy, 1762 (Coleoptera, Chrysomelidae) de los grupos de C. sericeus (Linné, 1758), C. hypochaeridis (Linné, 1758) y C. violaceus Laicharting, 1781

open access: yesGraellsia, 2004
Se estudia la colección ibérica de Cryptocephalus de los grupos de C. sericeus (Linné, 1758), C. hypochaeridis (Linné, 1758) y C. violaceus Laicharting, 1781 depositados en el Museo Nacional de Ciencias Naturales (Madrid).
Andrés Baselga, Francisco Novoa
doaj   +1 more source

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