. The Canadian field-naturalist. B 0 10 0 10 20 30 0 10 20 30 40 50 60 70 80 O 98301250 (GSC 1516) POLLEN PERCENTAGES )X<=i 0D< CO UJ 10 20 30 0 lO O 10 20 â CHARCOAL POLLEN ZONES. 20 40 60 eO 2 4 2 POLLEN PERCENTAGES FiGL RE 3. Abbreviated pollen diagrams from Perch Lake (A) and Lac Louis (B). The black areas indicate occurrence and abundance of charcoal particles, based on study of palynological slides (Perch Lake) and gelatin-coated slides (continuous sampling) from the Lac Louis sediment Please note that these images are extracted from scanned page images that may have been di
. The Canadian field-naturalist. B 0 10 0 10 20 30 0 10 20 30 40 50 60 70 80 O 98301250 (GSC 1516) POLLEN PERCENTAGES )X<=i 0D< CO UJ 10 20 30 0 lO O 10 20 â CHARCOAL POLLEN ZONES. 20 40 60 eO 2 4 2 POLLEN PERCENTAGES FiGL RE 3. Abbreviated pollen diagrams from Perch Lake (A) and Lac Louis (B). The black areas indicate occurrence and abundance of charcoal particles, based on study of palynological slides (Perch Lake) and gelatin-coated slides (continuous sampling) from the Lac Louis sediment Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club
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