Graph on nitrogen- mg per 1000 seedlings (white spruce)

Table on white spruce foliage nutrient concentration

Drawing of the difference on seedlings root length

Number of secondary needles through time (difference between fertilized and unfertilized)

Graph on relative growth rate through time

Douglas fir relative growth rate through time (days)

Change in dry weight and nutrient contents in Norway spruce through time

Graph on nutrient intake and relative growth rates through time in 2yr Douglas fir

Graph on relative growth rate through time

Graph on nutrient uptake rate through degree days in 1 yr White spruce