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GRASSES
2
PERMAFROST
2
SWAMPS
VEGETATION
(*PLANTS(BOTANY)
1
(*USSR
1
*CANADA
1
*PLANTS(BOTANY)
1
*SOILS)
1
*TERRAIN
1
*TUNDRA
1
ARCTIC REGIONS
1
BAYS
1
Biology
1
CLASSIFICATION
1
ENVIRONMENTS
1
EXPOSURE(PHYSIOLOGY)
1
FORESTRY
1
LAKES
1
MANITOBA
1
MEASUREMENT
1
ONTARIO
1
REMOTE AREAS
1
REMOTE SENSING
1
ROCK
1
SOILS
1
STATISTICAL ANALYSIS
1
Soil Mechanics
1
TEMPERATURE
1
TRANSLATIONS
1
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