Results 31 to 40 of about 204,433 (183)

From the Ground Up: Prairies on Reclaimed Mine Land—Impacts on Soil and Vegetation

open access: yesLand, 2020
After strip mining, soils typically suffer from compaction, low nutrient availability, loss of soil organic carbon, and a compromised soil microbial community.
Rebecca M. Swab   +4 more
doaj   +1 more source

Making a Difference in Children’s Lives: Lessons Learned from Planning and Implementing a Virtual Summer Camp During the COVID-19 Pandemic

open access: yesJournal of Family Strengths, 2021
Summer camps are known to increase knowledge and engage children during the summer holidays. However, the COVID-19 pandemic placed a freeze on all activities that required face-to-face interaction during the summer of 2020.
Andrea McDonald   +4 more
doaj   +1 more source

2014 Prairie Lightning Symposium [PDF]

open access: yes, 2014
Agenda and abstracts of presentations and posters from the 2014 Prairie Lightning Symposium, March 20, 2014, Champaign, IL. Presentation videos are available on YouTube, https://www.youtube.com/playlist?list=PLVIJRNR__4MdcmGL0fnkKikvQHKG6oXixSubmitted ...
Prairie Research Institute
core  

Diverse Ecological Strategies Increase Invasion Resistance in an Experimental Grassland Restoration

open access: yesEcology and Evolution
Understanding how the characteristics of native plant communities influence invasion is a pressing question, with implications for theory and management.
Adrienne R. Ernst   +4 more
doaj   +1 more source

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

Bacterial Isolation from Natural Grassland on Nitrogen-Free Agar Yields Many Strains Without Nitrogenase

open access: yesMicroorganisms
Nitrogen inputs for sustainable crop production for a growing population require the enhancement of biological nitrogen fixation. Efforts to increase biological nitrogen fixation include bioprospecting for more effective nitrogen-fixing bacteria.
Amrit Koirala   +3 more
doaj   +1 more source

Prairie Strips and Lower Land Use Intensity Increase Biodiversity and Ecosystem Services

open access: yesFrontiers in Ecology and Evolution, 2022
Agricultural landscapes can be managed to protect biodiversity and maintain ecosystem services. One approach to achieve this is to restore native perennial vegetation within croplands.
Lindsey R. Kemmerling   +13 more
doaj   +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

Dryden de Serge Lemoyne du musée des Beaux-Arts de Montréal

open access: yesConserveries Mémorielles, 2016
L’œuvre de Serge Lemoyne, Dryden jouit de nos jours d’une renommée créée par la popularité de l’artiste, mais aussi par la représentation culturelle qui réside dans l’œuvre. Cette réputation acquise au fil du temps, par divers moyens, lui permet, par une
Camille Lavallée Prairie
doaj  

Composition en acides gras poly-insaturés de notre assiette et utilisation des matières premières agricoles en France : une amélioration lente, mais insuffisante

open access: yesOilseeds and fats, crops and lipids, 2017
Un consensus est établi qu'un apport insuffisant en acide alpha-linolénique (ALA) et un rapport LA (acide linoléique)/ALA trop élevé contribuent à un accroissement de nombreuses maladies chroniques.
Duru Michel, Magrini Marie-Benoît
doaj   +1 more source

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