Results 91 to 100 of about 4,929 (208)
The noctuid pest western bean cutworm (Striacosta albicosta) lays its eggs in corn fields over the season. Various generalist predators consume the eggs and larvae of this pest. To improve integrated pest management of S. albicosta, this study identified key trophic interactions between S. albicosta and predatory arthropods in corn fields.
Westen R. Archibald +5 more
wiley +1 more source
The conservatism of prairie pollinators according to experts and empiricism
We derived ecological conservatism values for prairie pollinators using expert opinion and analysis of remnant fidelity. Expert values were potentially biased and struggled to differentiate between remnant and non‐remnant prairie sites Empirical values showed advantages for pollinator‐based site assessment and prioritization in prairie regions ...
Jason T. Bried +3 more
wiley +1 more source
Response of chrysopids (Neuroptera) to larval tracks of aphidophagous coccinellids (Coleoptera)
Choice tests showed that tracks left by coccinellid larvae have generally little effect on oviposition site selection by chrysopid females. Fresh tracks of first instar larvae of the coccinellid species Coccinella septempunctata, Cycloneda limbifer, Leis
Zdeněk RŮŽIČKA
doaj +1 more source
In the shadow of the condor: Invasive Harmonia axyridis found at very high altitude in the Chilean Andes [PDF]
1. Harmonia axyridis has invaded many regions of the world, with negative effects on local biodiversity, and thus it is of global concern for biological conservation.
Alyokhin +24 more
core +2 more sources
Despite the many studies on age based mate choice in insects, the question of how age influences mate choice in predaceous ladybird beetles is still unexplored.
Mahadev BISTA, OMKAR
doaj +1 more source
Effect of a standardised extract from the wood of Quassia amara L. ex BLOM on cerealaphids and their antagonists [PDF]
Quassia amara ist ein kleiner Baum oder Strauch der neotropischen Wälder, dessen Holz mehrere Quassinoide mit insektiziden Eigenschaften enthält (POLONSKY 1973). Die Art wächst hauptsächlich in Mittelamerika, Brasilien und Guyana (JACOBSON & CROSBY 1971).
Basedow, Thies +3 more
core
Response of coccinellid community to the dimethoate application in olive groves in northeastern Portugal [PDF]
In this work we assessed the effects of the application of dimethoate on the coccinellid community. The field work was carried out on a weekly basis, in two different olive groves, from April to November of 2002 and 2003 and captured coccinellids were ...
Nogueira, AJA +4 more
core +3 more sources
The olfactory orientation of the aphidophagous ladybird Coccinella septempunctata L. was assessed in a Y-tube olfactometer and a choice arena. The response of the predator to 22 plants, aphid prey and conspecifics was tested.
Mara SCHALLER, Wolfgang NENTWIG
doaj +1 more source
Influence des facteurs abiotiques du milieu sur la croissance et la reproduction de deux coccinelles aphidiphages Coccinella septempunctata et Adonia variegata Goeze (Col., Coccinellidae). [PDF]
Rapport du stage effectué à Station de Zoologie et de Lutte Biologique (I.N.R.A.) d'Antibes du 1.10.1984 au 31.12.1984.[...]. Le travail presénté ci-dessous s'insere dans ie cadre d'un programme de recherches assuré par plusieurs scientifiques de la ...
Furtado, Maria R.
core
Целта на настоящото изследване беше да се определи видовият състав на хищниците Coccinellidae (Coleoptera) в агроценоза на ориенталски тютюн и тяхната популационна динамика в зависимост от Myzus persicae Sulzer (Hemiptera; Aphididae).
Жеко Радев
doaj

