Results 181 to 190 of about 693,647 (252)

Annual flower strips under the ‘Sweden Blossom’ initiative – how do they perform for pollinators, natural enemies and herbivores?

open access: yesAgricultural and Forest Entomology, EarlyView.
Pollinator‐targeted annual flower strips increase abundances of pollinators but also natural enemies and herbivores. Natural enemies and herbivores disperse in a taxon‐specific manner into nearby crops. Pest control by ground‐dwellers slightly increases in crop areas near the flower strips.
Neus Rodríguez‐Gasol   +6 more
wiley   +1 more source

Supplementing beef cattle diets with brown seaweed affects coprophagous beetles' dung use

open access: yesAgricultural and Forest Entomology, EarlyView.
Supplementing beef cattle diets with brown seaweed reduced the attractiveness of dung for a common dung beetle (Onthophagus nuchicornis). Dietary supplementation with brown seaweed appeared to reduce the proportion of major males in the F1 generation.
Samantha Bennett   +3 more
wiley   +1 more source

The choice argument for proportional representation

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract What electoral system should a democracy choose? I argue for proportional representation (PR). My main empirical premise is Duverger's law: Under PR there are more viable candidates in district‐level elections than there are under single‐member plurality (SMP) systems.
Adam Lovett
wiley   +1 more source

Complementarity in alliances: How strategic compatibility and hierarchy promote efficient cooperation in international security

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract How can defense alliances reap the efficiency gains of working together when coordination and opportunism costs are high? Although specializing as part of a collective comes with economic and functional benefits, states must bargain over the distribution of those gains and ensure the costs of collective action are minimized.
J. Andrés Gannon
wiley   +1 more source

The public agglomeration effect: Urban–rural divisions in government efficiency and political preferences

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract Why and when do cities vote for the left? The emergence of the urban–rural divide in the United States in the 1930s is inconsistent with canonical theories of cleavages. This paper introduces an explanation: agglomeration effects. The provision of government services is more efficient in urban environments because of nonrivalries, economies of
Theo Serlin
wiley   +1 more source

Malnutrition exacerbates pathogenesis of Lutzomyia longipalpis sand fly-transmitted Leishmania donovani. [PDF]

open access: yesCommun Biol
Iniguez E   +14 more
europepmc   +1 more source

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