6 BULLETIN 210, U. S. DEPARTMENT OF AGRICULTURE. 



Table 1. — Classification of trees according to character of crown and presence or absence 

 of cones; number of cones and amount of seed produced by sample trees, and total seed 

 production on plot No. 1, Kaniksu National Forest {area, one-half acre) . 



CROWN CLASSIFICATION OF TREES AND NUMBER BEARING CONES. 



Diameter breast high 

 (inches). 



Number of trees, by 



crown class. 



Trees with cones. 



Trees without cones. 



Class 

 I. 



Class 

 II. 



Class 

 III. 



Class 

 IV. 



Class 

 V. 



Number. 



Per cent. 



Number. 



Per cent. 



1 to 5 











4 

 3 

 1 







4 

 5 

 8 

 5 

 3 



100 



6 to 8 









2 

 5 

 3 

 2 







100 



9 to 10 







2 

 2 

 2 







100 



11 to 12 











100 



13 to 14 





1 





2 



40 



60 



15 to 16 







17to 18 





1 

 5 

 5 

 6 

 2 



1 

 2 





1 

 6 

 7 

 6 

 8 

 4 

 1 

 3 



50 

 75 

 87 

 86 

 89 



100 

 50 



100 



1 

 2 

 1 



1 

 1 



50 



19 to 20 



1 

 3 

 1 



7 



1 



3 







25 



21 to 22 







13 



23 to 24 









14 



25 to 26 









11 



27 to 28 











29 to 30 



1 









1 



50 



31 to 32 











33 to 34 















35 to 36 



1 











1 



100 





















Total 



21 

 30 



100 



21 

 30 



83 



9 

 12 



18 



12 

 17 







8 

 11 







3S 

 54 



:54 



33 



46 



146 



Percent 





Per cent of each 

 class w, i t h 

















NUMBER OF CONES AND AMOUNT OF SEED PRODUCED BY SAMPLE TREES. 





Crown 



class. 



Diameter. 



Age. 



Height. 



Cones open 

 or closed. 



Number of cones 



by inch lengths. 



Tree No. 



3to4 

 inches. 



5 to 6 

 inches. 



7 to 8 



inches. 



Total. 



1 



2 



I 



I 



I 



II 



II 



II 



Ill 



Inches. 

 28 

 28 



21 



24 



21 



21 

 14 



Years. 

 230 

 230 



223 



215 



200+ 



200+ 

 2 200 



Feet. 

 166 

 152 



147 



154 



146 



152 

 104 



Closed 



...do 



/..do 



9 



2 



139 

 26 



4 

 4 



14 

 5 

 4 



55 



77 

 24 

 17 

 37 

 6 



225 

 52 

 21 



3 



\Open 





41 



1 



Closed 





20 





f-.do 



(Open 

 Closed 

 ...do 



4 

 1 

 5 



9 







5 



3 



1 



9 

 7 



69 



7 













Total 



(7 trees).. 



21 



251 



177 



449 





1 









Tree No. 



Average 



length of 



cone. 



Total 



weight of 



cones. 



Total 



volume of 



cones. 



Weight of 

 clean seed. 



Number of 

 clean seed 

 per pound. 



Per cent 

 of germi- 

 nation. 



Per cent 

 germinating 

 in first 144 

 days of test. 



1 



Inches. 



5.8 



6.2 



f 7.0 



1 7.3 



6.1 



/ 4.4 



\ 5.0 



5.3 



7.2 



Pounds. 



23.3 



4.5 



1.5 



3.5 



2.1 



.2 



.15 



4.1 



.7 



Bushels. 

 1.215 

 .325 

 .204 

 .478 

 .137 

 .027 

 .045 

 .341 

 .090 



Grams. 



330. 27 



58.58 



8.79 



17.10 



40.21 



.82 



4.02 



94.32 



13.06 



38, 069 

 30, 362 

 31, 680 

 29, 813 

 26, 880 

 35, 200 

 56,960 

 33, 876 

 24. 320 



22 

 45 

 18 



19.0 



2 



31.0 



3 



13.5 







1 



52.5 

 26 



33.5 



2 



25.0 



3 



67.5 

 56 



34.0 



1 



33.0 







Total (7 trees). 



i 5.8 



40.1 2.862 ! 567.19 













1 



i Per cent of total. 



2 Rotten. 



