COMPOSITION OF VARIOUS TREES 145 



The ashes of Picea nohilis contain in 100 

 parts : — 



One ton of Picea nohilis extracts 29 lbs. of 

 mineral matter from the soil. 



Norway Spruce {Abies excelsa, Natural 

 Order, Coniferse) is a hardy evergreen tree. It 

 yields the white deal of commerce, while the Scotch 

 fir {Pinus sylvestris) yields yellow deal. It prefers 

 a sandy loam. 



The ashes of Abies contain in 100 parts : — 



