Table 4. -Summary of test data for untreated ponderosa pine needle 

 and aspen excelsior fuel beds 



Fire : Rate of : Rate of : Energy : 

 number : spread : weight loss : release rate : Residue 



R (ft./min.) R (g./min.) E (B.t.u. /min. ) R(g.) 



Ponderosa pine needle fuel beds 



1-PP 





1. 



70 





291 





5,610 





2-PP 





1. 



71 





330 





6,362 





3-PP 





1. 



77 





276 





5,321 





4-PP 





1. 



81 





299 





5,765 





5-PP 





1 . 



70 





290 





5,591 





6-PP 





1. 



75 





257 





4,955 





7-PP 





2. 



02 





296 





5,707 



321 



8-PP 





1. 



85 





290 





5,591 



295 



9-PP 





1. 



89 





315 





6,073 



300 



10-PP 





1 . 



92 











315 



11-PP 





1. 



89 





299 





5,765 



285 



1 Z- rr 





i 



i . 



Do 





9 q n 

 zyu 





£ C Q 1 







R 



s 



= 1. 



81 



R 



w 



= 294 



E = 



= 5,668 



R = 303 





m— 



±0. 



03 



S = 

 m 



±3.3 



S 



m 



= ±64 



S = ±6.6 

 m 



Aspen 



excelsior 



fuel 



. beds 













1-E 





4. 



; I 





462 





8,635 







2-E 





3. 



51 





474 





8,859 







3-E 





3. 



70 





467 





8,728 







4-E 





4. 



31 





463 





8,653 







5-E 





4. 



44 





450 





8,411 







6-E 





3. 



70 





486 





9,083 







7-E 





4. 



71 





i ; i 





8,242 



o 



8-E 





3. 



74 





424 





7,925 



2 



9-E 





3. 



81 





462 





8,635 



20 





R 



s 



= 4. 



04 



R 



w 



= 459 



E = 



8,579 



R = 2 





S = 

 m 



±0. 



14 



S = 



01 



±6.1 



S = 



m 



= ±114 



S = 

 m 



— S standard error of the mean fS = standard deviation/ /nJ 

 m m 



22 



