Results 141 to 150 of about 481,349 (388)

Soil Properties and their Influence on Grassland Production under Low Input and Organic Farming Conditions [PDF]

open access: yes, 2006
End of project reportThis project set out to identify soil properties that most influence grassland production under low mineral nitrogen input conditions. Sixteen farms were selected in Counties Limerick and Clare and the soil sampled. Soil physical and
Breen, J.   +3 more
core  

The Key Role and Recent Advances of Single‐Atom Catalysts in Sustainable Energy Conversion

open access: yesEcoEnergy, EarlyView.
This review comprehensively summarizes the recent advances of single‐atom catalysts (SACs) in sustainable energy conversion. Emphasis is placed on their applications in water splitting, CO₂ reduction, nitrogen fixation, and oxygen reduction reactions.
Ziyi Zheng   +9 more
wiley   +1 more source

A set of ecosystem service indicators for European grasslands based on botanical surveys

open access: yesGrassland Research
Background Grasslands provide a wide range of ecosystem services (ESs). However, there is currently no method for easily diagnosing the level of ESs produced.
Simon Taugourdeau   +7 more
doaj   +1 more source

The pace and drivers of community change vary over space and time – findings from a national biomonitoring programme

open access: yesEcography, EarlyView.
Habitat heterogeneity and demographic processes create variability in the major taxonomic diversity trends: 1) biotic homogenization and 2) the emergence of novel community compositions. Nonetheless, little is known about how the imprints of environmental filtering and random demographic processes on community dissimilarity vary over 1) time or 2 ...
Jussi Mäkinen   +8 more
wiley   +1 more source

Age‐related changes in root dynamics of a novel perennial grain crop

open access: yesGrassland Research
Background Standing root biomass stocks are larger in the perennial grain intermediate wheatgrass (IWG; Thinopyrum intermedium [Host] Barkworth and Dewey) than annual spring wheat (Triticum aestivum L.).
Stella Woeltjen   +2 more
doaj   +1 more source

A guide to organic grassland [PDF]

open access: yes, 2001
Organic farming systems in the UK are traditionally based on ley/arable crop rotations. Up to 70% of the farmed area comprises of mixed grass and legume leys. These leys offer a powerful mechanism for supplying nitrogen through their potential to harvest
Philipps, Lois
core  

Scalogram habitat measures as predictors of bird abundance

open access: yesEcography, EarlyView.
Birds select habitat characteristics, such as variability in habitat structure, across multiple spatial scales (grain and extent). Measuring habitat variability at multiple scales can better capture factors that influence avifauna communities than focusing on one scale only. One valuable tool in assessing habitat heterogeneity is the cumulative dynamic
Eduarda Silveira   +8 more
wiley   +1 more source

Shared temporal increases in bill size among songbirds of the San Francisco Bay Area provide evidence for different seasonal selective pressures

open access: yesEcography, EarlyView.
Museum specimens offer a unique and powerful tool for understanding the impact of anthropogenic change on populations over time. Morphological traits can be impacted by many different environmental variables that are difficult to separate from one another as potential driving factors.
Jenna D. Krugler   +2 more
wiley   +1 more source

Development of long‐term spatiotemporal continuous NDVI products for alpine grassland from 1982 to 2020 in the Qinghai–Tibet Plateau, China

open access: yesGrassland Research
Background The time‐series data of the Normalized Difference Vegetation Index (NDVI) is a crucial indicator for global and regional vegetation monitoring.
Xiali Yang   +5 more
doaj   +1 more source

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