Results 51 to 60 of about 364,325 (311)

Contrasting Foraging Patterns: Testing Resource-Concentration and Dilution Effects with Pollinators and Seed Predators

open access: yesInsects, 2016
Resource concentration effects occur when high resource density patches attract and support more foragers than low density patches. In contrast, resource dilution effects can occur if high density patches support fewer consumers.
Alexandria Wenninger   +3 more
doaj   +1 more source

Ant-Plant Relationships in a Re-Created Tallgrass Prairie [PDF]

open access: yes, 2018
Relationships between the distributions of nesting ants and flora were investigated in a re-created tallgrass prairie located in northeastern Illinois. One-third of 167 randomly selected 1m2 quadrats in the prairie contained ant nests.
Dave, Dhvani G   +3 more
core   +3 more sources

Access to Finance and Innovation in the Canadian Food Processing

open access: yesAgribusiness, EarlyView.
ABSTRACT Innovation is a presumed channel through which finance affects productivity, yet there is limited research testing the relationship between finance and innovation in the food manufacturing sector. The purpose of the paper is to explore the determinants (e.g., financing, R&D, firm size, expenditure on innovation) of the adoption of innovation ...
Getu Hailu, Deepananda Herath
wiley   +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

THE FAMILY OF BRASSICACEAE BURNETT IN THE FLORA OF THE CITY GROZNY

open access: yesЮг России: экология, развитие, 2014
The article provides a list of species BRASSICACEAE BURNETT of urbanized flora of the city of Grozny. The article also gives a brief, ecological, geographical, chorological affinity, life form, resource significance.
R. S. Erzhapova   +3 more
doaj   +1 more source

Racial and ethnic disparity in clinical outcomes among patients with confirmed COVID-19 infection in a large US electronic health record database

open access: yesEClinicalMedicine, 2021
Background: Racial and ethnic minority groups have been disproportionately affected by the US coronavirus disease 2019 (COVID-19) pandemic; however, nationwide data on COVID-19 outcomes stratified by race/ethnicity and adjusted for clinical ...
Ami R. Buikema   +15 more
doaj   +1 more source

Economics of land‐based carbon mitigation

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Agricultural land holds tremendous potential to contribute to net zero greenhouse gas emission goals by providing low carbon renewable energy to displace fossil fuels and by serving as a sink for sequestering carbon in the soil with climate‐smart practices. This potential is, however, far from being realized.
Madhu Khanna
wiley   +1 more source

Evaluation of fall‐seeded cover crops for grassland nesting waterfowl in eastern South Dakota

open access: yesWildlife Society Bulletin, EarlyView., 2023
Cover crops are experiencing a revival among Midwestern farmers, and we assessed their attractiveness and safety for nesting ducks in South Dakota. Nest success was markedly lower in cover crops than in perennial cover during both years of our study, including 2019 which was a best‐case scenario for cover crops, with extremely wet conditions delaying ...
Charles W. Gallman   +3 more
wiley   +1 more source

Sam Whiteside’s Prairie Creek Sites in Smith County, Texas [PDF]

open access: yes, 2016
During primarily the late 1950s Sam Whiteside investigated a slate of sites on the upper reaches of Prairie Creek in eastern Smith County, Texas. Archaeological investigations ranged from fairly extensive efforts at a couple of sites, including the ...
Perttula, Timothy K., Walters, Mark
core   +1 more source

Factors affecting female space use in ten populations of prairie chickens [PDF]

open access: yes, 2015
Citation: Winder, V. L., Carrlson, K. M., Gregory, A. J., Hagen, C. A., Haukos, D. A., Kesler, D. C., . . . Sandercock, B. K. (2015). Factors affecting female space use in ten populations of prairie chickens. Ecosphere, 6(9), 17.
Carrlson, K. M.   +15 more
core   +2 more sources

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