Results 31 to 40 of about 564 (149)
Our findings demonstrate that providing sugar sources reliably supports parasitoid populations and parasitism rate but does not systematically translate into improved pest suppression or yield gains. These results suggest that, for economic and practical reasons, sugar inputs at the edge of cultivated fields should be favoured.
Martin Luquet +3 more
wiley +1 more source
En Panamá, Latrodectus geometricus se ha registrado desde 1925. A pesar de ello, existen pocos registros de su presencia en el país. En el presente estudio, se observaron y recolectaron 68 arañas viudas marrón en el Campus Central de la Universidad de ...
Juan J. Lezcano +5 more
doaj +1 more source
An exotic parasitoid provides an invasional lifeline for native parasitoids
AbstractThe introduction of an exotic species may alter food webs within the ecosystem and significantly affect the biodiversity of indigenous species at different trophic levels. It has been postulated that recent introduction of the brown marmorated stinkbug (Halyomorpha halys (Stål)) represents an evolutionary trap for native parasitoids, as they ...
Joanna K. Konopka +5 more
openaire +3 more sources
ABSTRACT Parasitoid insects can significantly influence the dynamics of terrestrial ecosystems due to their interactions with phytophagous insects. Tortoise beetles (Cassidinae s. str., Coleoptera, Chrysomelidae) are one of the most parasitized groups of Coleoptera.
Felipe Capoccia +3 more
wiley +1 more source
Egg parasitoids of Megamelus spp. (Hemiptera: Delphacidae) in Argentina
Se revisaron los parasitoides oófagos (Hymenoptera: Eulophidae, Mymaridae, y Platygastridae) de Megamelus spp. (Hemiptera: Delphacidae) de la Argentina, y se presenta una clave para su identificación. Se describen cuatro especies nuevas: Anagrus (Anagrus)
Serguei V. TRIAPITSYN +2 more
doaj
Abstract This work documents the first occurrence of Etiella zinckenella (Lepidoptera: Pyralidae) infestations in soybean crops in Greece, and in particular within the Regional Unit of Drama, north‐eastern Greece. Larvae of this pest inflict direct damage by feeding on seeds and cause indirect damage by reducing crop marketability, resulting in ...
Konstantinos B. Simoglou +2 more
wiley +1 more source
Los órdenes Diptera y Coleoptera son los principales grupos de insectos que participan directamente en el proceso de descomposición de un cadáver; sin embargo especies del orden Hymenoptera, especialmente las del género Brachymeria aprovechan la alta ...
Kepler N. Andrade-Herrera +1 more
doaj +1 more source
A soja apresenta um diversificado complexo de insetos-praga, que podem ocorrer no mesmo período de desenvolvimento da cultura. Assim, a utilização de parasitoides de ovos para o manejo de Euschistus heros (Fabricius) (Hemiptera: Pentatomidae) depende em ...
Gabriela Vieira Silva +3 more
doaj +3 more sources
The development and behavior of Epidinocarsis diversicornis (Encyrtidae), a parasite of Phenacoccus herreni Pseudococcidae) was studied. Developmental time was 35.72 at 20°C, 20.15 at 25°C and 18.12 at 30°C.
Bellotti Anthony C. +1 more
doaj
En Venezuela son pocos los trabajos sobre el estudio de la diversidad de avispas de importancia agrícola, por lo que el objetivo de esta investigación fue determinar la biodiversidad de la familia Braconidae en dos ambientes diferentes en la localidad de
Ramón Paz +3 more
doaj

