Results 31 to 40 of about 16,542 (211)

Iron Age to Medieval entomogamous vegetation and Rhinolophus hipposideros roost in south-eastern Wales (UK) [PDF]

open access: yes, 2006
Karst cave systems are well developed in Wales (UK) and, in some instances, constitute important bat roosts. Ogof Draenen, near Blaenavon in south-east Wales, is the most recent major cave discovery (1994) with already > 70 km of passages explored ...
Bronk   +24 more
core   +1 more source

An iconic traditional apiculture of park fringe communities of Borena Sayint National Park, north eastern Ethiopia [PDF]

open access: yes, 2015
Background: Traditional apiculture has been practised in Ethiopia over a long historical period and still remains a benign means to extract direct benefits from natural ecosystems.
Adal, Hussien   +4 more
core   +2 more sources

Аеропалінологічний спектр м. Дніпропетровськ як основа профілактики сезонної алергії

open access: yesRegulatory Mechanisms in Biosystems, 2013
Наведено результати першого для Дніпропетровська спостереження за спектром алергенного пилку у повітрі та змінами його концентрації упродовж сезону.
V. V. Rodinkova
doaj   +1 more source

Floral Calendar of Honeybee Plants in Kellem and West Wollega Zone, Western Ethiopia

open access: yesInternational Journal of Forestry Research, 2023
Beekeeping has significantly contributed to environmental conservation and the preservation of natural resources. Although the quality and quantity of flora available play a major role in the success of the sector, the botanical makeup of natural ...
Ofijan Tesfaye, Etenesh Mekonnen
doaj   +1 more source

Chronologies for Recent Peat Deposits Using Wiggle-matched Radiocarbon Ages: Problems with Old Carbon Contamination [PDF]

open access: yes, 2005
Dating sediments which have accumulated over the last few hundred years is critical to the calibration of longer-term paleoclimate records with instrumental climate data.
Charman, D.J., Garnett, M.H.
core   +1 more source

The Occurrence of Skeletons of Silicoflagellata and Other Siliceous Bioparticles in Floral Honeys

open access: yesFoods, 2021
Siliceous marine microfossils were unexpectedly discovered during the analysis of flower honey samples from Poland and Tunisia. The microfossils were represented by protist with siliceous skeletons: silicoflagellates, diatoms, and endoskeletal ...
Donát Magyar   +5 more
doaj   +1 more source

Abrupt climate changes of the last deglaciation detected in a Western Mediterranean forest record [PDF]

open access: yes, 2009
Abrupt changes in Western Mediterranean climate during the last deglaciation (20 to 6 cal ka BP) are detected in marine core MD95-2043 (Alboran Sea) through the investigation of high-resolution pollen data and pollen-based climate reconstructions by the ...
Dormoy, Isabelle   +3 more
core   +3 more sources

Pollination services in the UK: how important are honeybees? [PDF]

open access: yes, 2011
Pollination services are known to provide substantial benefits to human populations and agriculture in particular. Although many species are known to provide pollination services, honeybees (Apis mellifera) are often assumed to provide the majority of ...
Bailey, Alison P.   +3 more
core   +1 more source

Multidisciplinary approach to reconstructing local pastoral activities: an example from the Pyrenean Mountains (Pays Basque) [PDF]

open access: yes, 2009
International audienceIn this study archaeology, history and palaeoecology (modern and fossil data sets of pollen and nonpollen palynomorphs) were used to reconstruct small-scale pastoral activities in the Pyrenees Mountains during the last two millennia.
A. Buttler   +26 more
core   +5 more sources

The Revised Edition of Korean Calendar for Allergenic Pollens [PDF]

open access: yesAllergy, Asthma and Immunology Research, 2012
The old calendar of pollens did not reflect current pollen distribution and concentrations that can be influenced by changes of weather and environment of each region in South Korea. A new pollen calendar of allergenic pollens was made based on the data on pollen concentrations obtained in eight regions nationwide between 1997 and 2009.
Oh, Jae-Won   +12 more
openaire   +2 more sources

Home - About - Disclaimer - Privacy