Results 31 to 40 of about 38,843 (265)

Potential of herbicide reduction by automatic spot spraying in sugar beet with regard to weed control and biodiversity

open access: yesJulius-Kühn-Archiv, 2022
Reducing pesticide use while maintaining crop productivity is one of the biggest challenges in modern agriculture. Spot spraying systems can achieve significant herbicide savings in weed control.
Dücker, Rebecka   +4 more
doaj   +1 more source

Ground Beetle Range Extensions: Six New Ohio Records (Coleoptera: Carabidae) [PDF]

open access: yes, 2018
We newly report six ground beetles from Ohio, comprising Badister parviceps, Stenolophus dissimilis, Harpalus somnulentus, Pentagonica fiavipes, Agonum albicrus, and Lebia ...
Horn, David J   +2 more
core   +2 more sources

Seasonal shift in carabid phenology over a period of 18 years

open access: yesEuropean Journal of Entomology, 2022
The present study is based on a 20-year study of fields that were previously farmed conventionally and then changed to being farmed organically and a 10-year study of a conventionally farmed field in south-eastern and central Schleswig-Holstein, North ...
Ulrich IRMLER
doaj   +1 more source

Notes on the Food of Cychrini (Coleoptera: Carabidae) [PDF]

open access: yes, 2017
In this paper, the food of nineteen species of Cychrini is given, for three genera: Cychrus, Scaphinotus and Sphaeroderus. The beetles of this tribe seem to be nearly exclusively carnivorous, feeding principally on snails and slugs, exceptionally on ...
Larochelle, Andre
core   +3 more sources

Effects of Pitfall Trap Preservative on Collections of Carabid Beetles (Coleoptera: Carabidae) [PDF]

open access: yes, 2018
Effects of six pitfall trap preservatives (5% acetic acid solution, distilled water, 70% ethanol, 50% ethylene glycol solution, 50% propylene glycol solution, and 10% saline solution) on collections of carabid beetles (Coleoptera: Carabidae) were studied
McCravy, Kenneth W, Willand, Jason E
core   +2 more sources

Consequence of the transformation of a primeval forest into a managed forest for carabid beetles (Coleoptera: Carabidae) - a case study from Białowieża (Poland)

open access: yesEuropean Journal of Entomology, 2014
A comparison was made of the number of species, species diversity and ecological traits of carabid beetle (Coleoptera: Carabidae) assemblages inhabiting Białowieża Primeval Forest (National Park) and adjacent managed Białowieża forest planted following ...
Jarosław SKŁODOWSKI
doaj   +1 more source

\u3ci\u3eEutarsopolipus Hemistylus\u3c/i\u3e Sp. Nov. (Acari: Podapolipidae), Subelytral Parasite of \u3ci\u3eChlaenius Prasinus\u3c/i\u3e Dejean (Coleoptera: Carabidae) From Central and Eastern USA [PDF]

open access: yes, 2018
Eutarsopolipus hemistylus sp. nov. (Acari: Podapolipidae), subelytral, parasite of Chlaenius prasinus Dejean, 1826 (Coleoptera: Carabidae), is described from Illinois, Ohio, Missouri, Kentucky, North Carolina and Georgia, USA. E.
Husband, David O, Husband, Robert W
core   +2 more sources

Carabid Beetles (Coleoptera: Carabidae) as Prey of North American Frogs [PDF]

open access: yes, 2017
In this paper, 62 species of carabid beetles are listed as prey of frogs. Records are from the literature and a stomach contents study. During the period May to October 1973, I collected and examined the stomach contents of 2 bullfrogs, 45 green frogs ...
Larochelle, Andre
core   +2 more sources

Application of the mean individual biomass of ground beetles (Coleoptera: Carabidae) to assess the assemblage successions along areas of recent glacier retreats

open access: yesEuropean Journal of Entomology, 2014
Glacial retreat creates new habitat which is colonized by plants and animals during the process of primary succession. Traditionally, invertebrate succession along the glacier forelands has been spatially and temporally described by the following ...
Mauro GOBBI
doaj   +1 more source

Herbaceous Filter Strips in Agroecosystems: Implications for Ground Beetle (Coleoptera: Carabidae) Conservation and Invertebrate Weed Seed Predation [PDF]

open access: yes, 2018
A 9.3-ha crop field flanked by two filter strips was selected to: 1) assess carabid beetle activity-density and community composition and 2) assess post-dispersal weed seed predation by invertebrates in these habitats.
Landis, Douglas A   +2 more
core   +3 more sources

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