Results 51 to 60 of about 28,087 (228)

Diversity of aquatic and semi-aquatic Heteroptera (Insecta) assemblages from two urban rivers in Northwestern Argentina

open access: yesActa Biológica Colombiana
In Argentina, studies on aquatic Heteroptera have been conducted in the northwestern, northeastern, Pampean, Cuyo, and Patagonian regions, most of which have been carried out in protected areas.
Graciela Cecilia Gomez   +1 more
doaj   +1 more source

Description of eight new species of the traumatically inseminating plant bug genus Coridromius (Heteroptera: Miridae: Orthotylinae: Coridromini)

open access: yes, 2013
Eight new species of the plant bug genus Coridromius are described: C. basilanus sp. nov. from the Philippines, C. eremnos sp. nov. from Sabah, Malaysia, C. fomangsu sp. nov. and C. tafo sp. nov. from Ghana, C. norfolkensis sp. nov.
Gerasimos Cassis   +3 more
core   +1 more source

Natural Parasitism of Nezara viridula (Linnaeus) (Hemiptera: Pentatomidae) by Trichopoda pictipennis Bigot (Diptera: Tachinidae) in an Organic Strawberry Field in Germany

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Natural parasitism of the invasive southern green stinkbug was recorded in an organic strawberry cropping system in southwestern Germany. The tachinid fly Trichopoda pictipennis shows successful establishment and field activity, indicating ongoing range expansion.
Sophie Wenz   +2 more
wiley   +1 more source

Los coleópteros y heterópteros acuáticos del Parque Nacional El Palmar (Provincia de Entre Ríos, Argentina): lista faunística, diversidad y distribución Aquatic Coleoptera and Heteroptera from El Palmar National Park (Entre Ríos Province, Argentina): faunistic list, diversity and distribution

open access: yesRevista de la Sociedad Entomológica Argentina, 2007
Se presenta una lista de las especies de Coleoptera y Heteroptera presentes en cuerpos de agua del Parque Nacional El Palmar. Se registraron 67 especies de Coleoptera incluidas en 32 géneros y siete familias, y 42 especies de Heteroptera distribuidas en ...
Patricia L. M. Torres   +2 more
doaj  

Karyotype and male meiosis in Spartocera batatas and meiotic behaviour of multiple sex chromosomes in Coreidae (Heteroptera)

open access: yesEuropean Journal of Entomology, 2006
The Coreidae (Heteroptera) have holokinetic chromosomes and during male meiosis the autosomal bivalents segregate reductionally at anaphase I while the sex chromosomes do so equationally. The modal diploid chromosome number of the family is 2n = 21, with
María José FRANCO   +2 more
doaj   +1 more source

An experimental examination of dispersal decisions made by flight‐capable heteropteran insects in urban stormwater pond conditions

open access: yesEcological Entomology, EarlyView.
Salty conditions in urban stormwater ponds can influence dispersal timing in species‐specific ways for actively dispersing aquatic heteropteran insects. Assaying multiple aspects of dispersal propensity, Hesperocorixa obliqua emigrated earlier in stormwater pond conditions while overall probabilities remained unchanged; Notonecta undulata emigration ...
Ilia Maria C. Ferzoco   +1 more
wiley   +1 more source

Contribution to knowledge of the true bugs species (Hemiptera: Heteroptera) in the habitats of the Berati area in Albania

open access: yesJournal of Biological Research
The present study provides taxonomic information pertaining to the distribution patterns of “true bugs” insects (Hemiptera: Heteroptera), throughout the ecological systems of the Berat region in Albania.
Eltjon Halimi   +3 more
doaj   +1 more source

Camptibia obscura, gen. and sp. n. (Heteroptera: Reduviidae: Harpactorinae) from China

open access: yesEuropean Journal of Entomology, 2003
A new harpactorine reduviid, Camptibia obscura, gen. et sp. n., from China is described. A key to related genera is provided. The functional morphology of the fore legs of this species is discussed.
Wanzhi CAI, Masaaki TOMOKUNI
doaj   +1 more source

Arthropod conservation in roadside verges: Unmown refuges outperform mowing equipment changes

open access: yesInsect Conservation and Diversity, EarlyView.
While roadside verges might have potential as connecting corridors for grassland habitats and their inhabitants, roadside mowing negatively impacts grassland arthropod densities. In contrast to unmown refuges, all mowing techniques harmed grassland arthropods, with no significant differences between mowing equipment.
Johanna L. Berger   +3 more
wiley   +1 more source

A quantitative study of adipokinetic hormone of the firebug, Pyrrhocoris apterus [PDF]

open access: yes, 2002
The development of an enzyme-linked immunoassay (ELISA) for the adipokinetic neuropeptide hormone, Pya-AKH, from the firebug Pyrrhocoris apterus L. is described. The ELISA measures as little as 20 fmol of Pya-AKH.
Kodrik, D.   +3 more
core   +1 more source

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