Plant life of the Northwest Territories
Date: 1978-01-01
Subject: Plants
Primary production processes within polar semi-desert vegetation, Truelove Lowland, Devon Island, N.W.T., Canada
Date: 1974-01-01
Rhodora
Date: 1994-10-19
Rhodora
Date: 2026-10-19
Rhodora
Date: 2026-10-19
Rhodora
Date: 1980-10-19
Rhodora
Date: 1989-10-19
Rhodora
Date: 2026-10-19
Some aspects of physiological processes of lichens and pine trees, affected by air pollutants. Considerations of measurements of sulphur dioxide effects on photosynthesis
Date: 1977-01-01
Studies on the vegetation of north central Canada
Date: 1961-01-01
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