Results 51 to 60 of about 33,699 (313)

Pollinator parasites and the evolution of floral traits

open access: yesEcology and Evolution, 2019
The main selective force driving floral evolution and diversity is plant–pollinator interactions. Pollinators use floral signals and indirect cues to assess flower reward, and the ensuing flower choice has major implications for plant fitness. While many
Bertrand Fouks, Kaira M. Wagoner
doaj   +1 more source

Pollination ecology in the 21st century: key questions for future research

open access: yes, 2010
To inspire new ideas in research on pollination ecology, we list the most important unanswered questions in the field. This list was drawn up by contacting 170 scientists from different areas of pollination ecology and asking them to contribute their ...
Jane C. Stout   +68 more
core   +1 more source

Hemp Cultivation and Crop Diversification: Implications for Ecosystem Services in Kentucky

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This study examines the ecosystem benefits of expanding hemp cultivation by assessing its impact on crop diversity. Using scenario‐based simulations and fixed‐effect panel regressions with county‐level data in Kentucky, we find that increased hemp acreage tends to enhance crop diversity, improving water quality and bird diversity.
Yunsun Park   +4 more
wiley   +1 more source

Can outsourcing pest and disease control help reduce pesticide expenditure? Evidence from rice farmers

open access: yesAgribusiness, EarlyView.
Abstract Outsourcing pest and disease control (PDC) has grown rapidly worldwide, especially in developing countries. Although numerous studies have investigated various advantages of outsourcing PDC, little is known about its impact on pesticide expenditure.
Pengcheng Wang   +2 more
wiley   +1 more source

A meta‐analysis of the effects of habitat aridity, evolutionary history of grazing and grazing intensity on bee and butterfly communities worldwide

open access: yesEcological Solutions and Evidence, 2022
A variety of habitat‐associated factors moderate effects of grazing on insect biodiversity. Here, we examine how aridity, evolutionary history of grazing and grazing intensity individually and interactively mediate the effect of livestock grazing on ...
Khum Bahadur Thapa‐Magar   +2 more
doaj   +1 more source

Pollinator-data-Table-1

open access: yes, 2018
Pollinator visitation to experimental ...
Koski, Matthew   +7 more
core   +1 more source

Intercropping flowering plants in maize systems increases pollinator diversity [PDF]

open access: yes, 2017
Maize is a poorly competitive crop. Accordingly, soil preparation and high application rates of herbicides are required to reduce early competition with weeds.
Williams, J.   +22 more
core   +1 more source

Regional Differences in U.S. Consumer Preferences for Native Woody Shrubs With Varying Aesthetic Characteristics

open access: yesAgribusiness, EarlyView.
ABSTRACT Native plants offer a variety of aesthetic (e.g., fall colour, fruit, flowers) and functional benefits (e.g., pollinator friendly, wildlife friendly, water management). How these benefits influence consumer choice and perceived value of native versus introduced plants is not well understood.
Alicia Rihn   +3 more
wiley   +1 more source

NcSWP8, a New Spore Wall Protein, Interacts with Polar Tube Proteins in the Parasitic Microsporidia Vairimorpha (Nosema) ceranae

open access: yesMicroorganisms
Vairimorpha (Nosema) ceranae is a pathogen that affects Apis mellifera and Apis ceranae Fabricius, capable of spreading within and between honeybee colonies.
Pengfei Wang   +8 more
doaj   +1 more source

New data on the fauna of bees of the genus Andrena Fabricius, 1775 (Hymenoptera: Andrenidae) in Nakhichevan Autonomous Republic [PDF]

open access: yesКавказский энтомологический бюллетень, 2009
In the paper data on ecology of 27 species bees of the genus Andrena of fauna Nakhichevan AR are cited. Species A. aberrans Eversmann, 1852, A. asperula Osytshnjuk, 1977, A. dentiventris Morawitz, 1874, A. lateralis Morawitz, 1876, A.
M.M. Maharramov
doaj   +1 more source

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