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plant productivity 
arctic flora 
plant growth 
plant life cycles 

2 record(s) found for principle investigator "Cummins, W. Raymond" (multi-year projects are grouped):
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To Study the Role of Alternative Pathway Respiration in Arctic Plants
Principal Investigator: Cummins, W. Raymond
Licenced Year(s): 1991 1990 1989
Summary: Professor Cummins and his team will estimate potential productivity of plants in northern ecosystems and will investigate further the exceptionally high rate of respiration and alternative pathway respiration which they have discovered in arctic plants. They will use nitrate and ammonium electrodes to survey the levels of available nitrogen in wet and dry meadows on Devon...

Licence #7116
Principal Investigator: Cummins, W. Raymond
Licenced Year(s): 1987
Summary: To continue to collecting trips to sample respiration rates, growth rates in arctic plants and to collect plants and seeds....