Results 41 to 50 of about 44,154 (229)

Genetic differentiation of Ukrainian populations of Eusomus ovulum (Coleoptera, Curculionidae): evidence of multiple hybrid speciation

open access: yesZoodiversity, 2021
The clonal structure of populations of the weevil Eusomus ovulum (Coleoptera, Curculionidae) from several regions of Ukraine was analyzed. The significant interpopulation differentiation between populations from different region was demonstrated.
S. Yu. Morozov-Leonov, V. Yu. Nazarenko
doaj   +1 more source

Use of Baited Pitfall Traps for Monitoring Pales Weevil, \u3ci\u3eHylobius Pales\u3c/i\u3e (Coleoptera: Curculionidae) [PDF]

open access: yes, 2017
Pitfall traps baited with ethanol and turpentine serve as an effective tool for monitoring pales weevil (Hylobius pales) populations. Males and females are equally attracted to this bait. Neither component alone showed any attractiveness. The presence of
Hunt, David W. A, Raffa, Kenneth F
core   +2 more sources

Patterns in abdominal pumping, miniature inspirations and heartbeats simultaneously recorded during cyclical gas exchange in adult Hylobius abietis (Coleoptera: Curculionidae) using a respirometer and IR actographs

open access: yesEuropean Journal of Entomology, 2004
Rhythms in abdominal pumping, heartbeats and discontinuous gas exchange cycles (DGCs) of CFV subtype (closed, flutter and ventilation periods) in adults of pine weevil Hylobius abietis were simultaneously recorded using an electrolytic microrespirometer ...
Ivar SIBUL, Aare KUUSIK, Kaljo VOOLMA
doaj   +1 more source

Separation of Aspidiotes species using morphometric analysis (Coleoptera: Curculionidae)

open access: yesEuropean Journal of Entomology, 2000
The efficacy of morphometric characters for separating the species of the genus Aspidiotes Schoenherr, 1847, was evaluated. Thirty characters were analyzed.
Manuel SÁNCHEZ-RUIZ, Isabel SANMARTÍN
doaj   +1 more source

The pheromone verbenone and its function in Dendroctonus armandi (Coleoptera: Curculionidae: Scolytinae)

open access: yesEuropean Journal of Entomology, 2017
The Chinese white pine beetle, Dendroctonus armandi Tsai and Li is a native species of bark beetle and one of the most destructive in much of western China.
Mingzhen ZHAO   +4 more
doaj   +1 more source

Nueva especie de Metadonus Capiomont, 1868 de Los Monegros (Zaragoza, España) (Coleoptera, Curculionidae, Hyperinae)

open access: yesGraellsia, 2016
Se describe Metadonus fernandoi sp. n. especie nueva de curculiónido hallada en la zona subárida de Los Monegros (Aragón, Zaragoza, España) que se sitúa en la depresión central del valle del río Ebro. Esta especie que pertenece al “grupo de M.
Iñigo Ugarte San Vicente
doaj   +1 more source

Evaluation of semiochemical based push-pull strategy for population suppression of ambrosia beetle vectors of laurel wilt disease in avocado. [PDF]

open access: yes, 2020
Ambrosia beetles (Coleoptera: Curculionidae: Scolytinae and Platypodinae) bore into tree xylem to complete their life cycle, feeding on symbiotic fungi.
Carrillo, Daniel   +5 more
core   +1 more source

Natural Enemies of Alfalfa Weevil, \u3ci\u3eHypera Postica\u3c/i\u3e (Coleoptera: Curculionidae), in Minnesota [PDF]

open access: yes, 2017
Alfalfa weevil, Hypera postica, is present throughout Minnesota. How- ever, economically damaging populations seldom occur, due to a combination of natural enemies and adverse climatic conditions.
Flanders, Kathy L   +2 more
core   +2 more sources

Cleonis pigra (Scopoli, 1763) (Coleoptera: Curculionidae: Lixinae): Morphological Re-Description of the Immature Stages, Keys, Tribal Comparisons and Biology

open access: yesInsects, 2019
Mature larvae and pupae of Cleonis pigra (Scopoli, 1763) (Curculionidae: Lixinae: Cleonini) are morphologically described in detail for the first time and compared with known larvae and pupae of other Cleonini species.
Jiří Skuhrovec   +4 more
doaj   +1 more source

Responses of Adult Hypera rumicis L. to Synthetic Plant Volatile Blends

open access: yesMolecules, 2022
The behavioral responses of Hypera rumicis L. adults to varying blends of synthetic plant volatiles (SPVs) at various concentrations in lieu of single compounds are reported for the first time. For this study, Rumex confertus plants were treated with two
Dariusz Piesik   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy