7 record(s) found for principle investigator "Lewis, M.C." (multi-year projects are grouped):
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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....


Licence #4085
Principal Investigator: Lewis, M.C.
Licenced Year(s): 1984
Summary: To complete studies begun in 1976 of plant species and vegetational communities and to undertake field studies to investigate sex ratios of arctic willows (Salix spp.) in relation to habitat, as there appears to be a predominance of female plants in many habitats. Seeds will be collected to observe this phenomenon in arctic willows....


Licence #2477
Principal Investigator: Lewis, M.C.
Licenced Year(s): 1979
Summary: 1. general vegetation surveys. 2. plant and growth reproduction. 3. diet and food preferences of lemmings. 4. effect of lemming grazing on plant growth and reproduction. 5. mineralnutrition of lichens. 6. atmospheric sampling....


Licence #2338
Principal Investigator: Lewis, M.C.
Licenced Year(s): 1978
Summary: Studies to include: (1) general vegetation surveys (2) plant growth and reproduction (3) diet and food preferences of lemmings (4) effect of lemming grazing on plant growth and reproduction (5) determination of mineral nutrition of lichens (6) atmospheric sampling...


Licence #2196
Principal Investigator: Lewis, M.C.
Licenced Year(s): 1977
Summary: A general vegetation survey of the island and adjacent mainland to determine growth and reproduction of plants. To conduct a study of the diet and food preferences of lemmings and the effect of their grazing on plant growth and reproduction....


Licence #2042
Principal Investigator: Lewis, M.C.
Licenced Year(s): 1976
Summary: Studies of: 1) Plant growth and reproduction as affected by microclimate and grazing, 2) Pollination and seed dispersal of selected species, 3) General vegeational surveying....


Licence #1838
Principal Investigator: Lewis, M.C.
Licenced Year(s): 1975
Summary: Ecological studies, primarily the growth and reproduction of tundra plants and their importance as forage for tundra animals....


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