DOUGLAS-FIR 



A 



100 

 90 



80 



70 



U60 



a. 



-i 50 



< 



> 



>40 



D 



CO 



30 



20 

 10 



Lid 



LB 



9/15 9/29 10/13 

 Planting Date FALL 



Lid 



5/26 6/14 6/19 

 SPRING 



B 



100 

 90 

 80 

 70 



" 60 



DC 



^50 

 > 



>40 



CO 



30 



20 

 10 







La 



9/15 10/4 10/13 

 FALL 



5/14 5/28 6/10 

 SPRING 



C 



100 

 90 

 80 



z 



LU 



^ 60 



LU 



a. 



-! 50 



< 



> 



^ 40 



3 



t/5 



30 

 20 

 10 



V — 7 



D 



100 

 90 



80 



^70 



^60 



UJ 



a. 



-! 50 



< 



> 



a 40 



D 



CO 



30 



20 



10 



5^ 



9/13 10/1 10/11 

 FALL 



5/20 6/5 6/16 

 SPRING 



Early Mid Late 

 FALL 



Early Mid Late 

 SPRING 



Figure 2. — First-year survival of fall- and spring-planted Douglas-fir, on moist (dark bar) and dry (light bar) 

 sites. A. 1966 67 series; B. 1967-68 series; C. 1968-69 series; and D. 3-year average. 



8 



