40 1 



Seedling spacing 

 Hand thinned, 95 



20 30 40 50 60 70 

 Distance between seedlings (mm) 



100+ 



40-1 



Seedling spacing 

 Hand thinned, 75-85 



10 20 30 40 50 60 70 80 90 100+ 

 Distance between seedlings (mm) 



40 



30 



c 

 

 o 



05 20 

 a. 



Seedling spacing 

 Oyjord seeder, 95 



10 - 



+- 



10 20 30 40 50 60 70 80 90 100+ 

 Distance between seedlings (mm) 



Seedling spacing 

 Oyjord seeder, 75-85 



10 20 30 40 50 60 70 80 90 100+ 

 Distance between seedlings (mm) 



40 



30 



c 

 o 



03 20 

 Q. 



Seedling spacing 

 Summit Precision seeder, 95 



10 



10 20 30 40 50 60 70 80 90 100+ 

 Distance between seedlings (mm) 



40 -1 



30 



c 

 o; 

 o 



S 20 

 Q. 



Seedling spacing 

 Summit Precision seeder, 75-85 



10 



0^ 

 



" I """ "1" ^ -1 — T-^ n -r 



10 20 30 40 50 60 70 80 90 100+ 

 Distance between seedlings (mm) 



Figure 7b — Distribution of Englemann spruce seedlings at the Coeur d'Alene Nursery 

 using hand thinning, the Oyjord Seeder, and the Summit Precision Seeder. The 

 histograms on the left represent 95 percent germination seedlots (95), while the 

 histograms on the right represent 75 to 85 percent germination seedlots (75-85). 



22 



