Browse Items (13654 total)

Open grown ponderosa pine with sage brush, nr. Vernon, Okanagan valley.

Natural regen. of pine in Ceanothus bushes, SE Oregon Weyerhaeuser Tree Farm. N.B. Ceanothus fixes Nitrogen.

Fire origin D.fir 350yrs, Dbh 140cm.,Ht.61m.

Graph on nutrients uptake rate through time (difference between fertilized and unfertilized)

Graph on seedling dry weight (mg) through time (days) in Japanese larch (fertilized vs unfertilized)

Graph on seedlings dry weight through time (days)

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

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

Graph on relative growth rate through time

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