3 record(s) found with the tag "plant communities" (multi-year projects are grouped):
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Establishment of Lichens in Glacial Recession Zones
Principal Investigator: Fahselt, D.
Licenced Year(s): 1992 1991 1990
Summary: Samples of all colonizing lichen species will be collected, identified and examined for apothecal and spore production. Photographic records will be taken. Samples of umbilicate lichens will be collected and later analyzed for genetic variability. Temperature gradients will be established and distances from first establishment to ice mass will be measured....

Ecological investigations of Sverdrup Pass, Ellesmere Island
Principal Investigator: Svoboda, Josef
Licenced Year(s): 1994 1993 1992 1991 1988 1987
Summary: To study plant communities and conduct vegetation mapping; to study primary producers - herbivore (muskox) interactions (impact of grazing on vegetation); to document lichen diversity and growth; to document the history and age of the vegetation at Sverdrup Pass....

Licence #5101
Principal Investigator: Lewis, M.C.
Licenced Year(s): 1985
Summary: (a) comparison of resource allocation and reproductive strategies in Arctic plants; (b) ecological distribution of lichens and their potential as monitors of Arctic population; (c) hybridization and introgression in Arctic willows; (d) description and analysis of diversity in tundra plant communities....