Results 61 to 70 of about 9,816 (197)
The phytosociology of calcareous grasslands in the British Isles. [PDF]
The thesis attempts a broad overall survey and classification according to the Zurich-Montpellier system ofplant sociology, of limestone grassland vegetation in the British Isles The classification is based on some 535 grassland Aufnahmen and 75 ...
Shimwell, David William
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In Situ Hyperspectral Remote Sensing for Monitoring of Alpine Trampled and Recultivated Species
Vegetation, through its condition, reflects the properties of the environment. Heterogeneous alpine ecosystems play a critical role in global monitoring systems, but due to low accessibility, cloudy conditions, and short vegetation periods, standard ...
Marlena Kycko +3 more
doaj +1 more source
Project Chariot - Phase III: Progress Report [PDF]
This is a preliminary report and is NOT FOR PUBLICATIONBotanical investigations of the Cape Thompson - Ogotoruk Creek region of northwest Alaska were initiated in May, 1959 by the University of Alaska under contract with the United States Atomic ...
Johnson, R.E. +2 more
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Plateau vegetation on sub-Antarctic Macquarie Island [PDF]
The plateau of sub-Antarctic Macquarie Island supports an open short herb, feldmark vegetation that is markedly affected by the prevailing strong westerly winds.
Selkirk, PM
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The Impact of Tourist Traffic on the Condition and Cell Structures of Alpine Swards
This research focuses on the effect of trampling on vegetation in high-mountain ecosystems through the electromagnetic spectrum’s interaction with plant pigments, cell structure, water content and other substances that have a direct impact on leaf ...
Marlena Kycko +4 more
doaj +1 more source
ABSTRACT Alpine ecosystems are vulnerable to the warming climate, yet alpine soil mesofauna remains the less studied part of NZ biodiversity. Here we present a survey of soil mesofauna communities of three mountain peaks in the Nelson‐Tasman and Marlborough regions of the South Island of New Zealand.
Maria A. Minor, Alastair W. Robertson
wiley +1 more source
Four rural cemeteries in central western NSW: Islands of Australiana in a European sea? [PDF]
Vascular plants present in groundstoreys of variously–managed areas in four cemeteries in central western NSW – two on the Central Western Slopes (Garra and Toogong) and two on the Central Tablelands (Lyndhurst and Carcoar) – were recorded over periods ...
Cole, Ian A. +3 more
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Understorey plant communities are crucial to maintain species diversity and ecosystem processes including nutrient cycling and regeneration of overstorey trees. Most studies exploring effects of elevated CO2 concentration ([CO2]) in forests have, however,
Petr Holub +3 more
doaj +1 more source
ABSTRACT Rising sea levels and changing marine dynamics are increasing the inundation of previously terrestrial permafrost, accelerating thaw and altering microbial carbon cycling. On the Arctic Coastal Plain of Alaska, permafrost features like drained lake basins (DLBs) and uplands (ULs), offer distinct redox conditions and formation histories that ...
Madina Lucia Dolle +6 more
wiley +1 more source
Luzula divulgata KIRSCHNER : eine wenig bekannte Art aus dem Luzula campestris-multiflora-Komplex ; mit Erläuterungen zum Arten-Komplex und Bestimmungshilfe für Sachsen-Anhalt [PDF]
Relativ unbekannt ist bisher Luzula divulgata KIRSCHNER in der Bundesrepublik geblieben. Die zum Artenkomplex um Luzula campestris (L.) DC. und L. multiflora (EHRH.) LEJ. gehörende Sippe wurde erst 1979 von KIRSCHNER (Prag) beschrieben.
Dreyer, Sven
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