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Tree species High-fertility relation graph
Graph depicting numerical relations between two variables
Tree species height increment over time (graph)
Graph on average height increment
Tree seedlings root and length measurement (Caledon 400 UF control)
Mounting tree seedlings for measurements
Tree seedlings greenhouse experiment
Experimental effects of gases on tree growth
Tree seedling physical measurements
Measurements by researcher
Tree seedling measurements
Tree seedling measurements by researcher
Tree seedling length measurement
Measurement by researcher
Tree seedling experimental growth specimen
Mounting tree seedling for root and length measurement (Caledon UF 400)
Tree planting in old field
Old field planting of jack pine with "FinnForester" (cf slide #567) Buctouche, J.D.Irving