OF THE ASH OF FOREST TREES. 



321 



5. Swamp White Oak (Quercus bicolor) 



Potash - 



Soda - 



Chloride of sodium 



Sulphuric acid 



Carbonic acid 



Lime 



Magnesia 



Phosphates 



Organic matter 



Silica - 



Coal 



Moisture 



Bark. 



Outside wood. 



Inside wood 



0-459 



20-49 



14-79 



trr.ce. 



3-15 



3-69 



0-295 







40-335 



32-919 



34-61 



52-26 



30-23 



35-87 



0-25 



0-50 



0-51 



3-50 



5-20 



6-30 



2-13 





2-70 



2-00 



1-50 



0-50 



2-50 



4-00 



1-60 

 2-60 



103-729 



97-999 



103-17 



6. White Oak (Quercus alba) . 



Ash obtained from the green wood. 



Potash .... 

 Soda 



Sodium - 

 Chlorine - 



Sulphuric acid ... 

 Phosphate of peroxide of iron, 

 Phosphate of lime 

 Phosphate of magnesia 

 Carbonic acid ... 

 Lime - - - - - 

 Magnesia - - - - 

 Silica .... 



Soluble silica 

 Organic matter - 



Sap wood. 



13-41 

 0-52 

 2-78 

 4-24 

 0-12 



32-25 



8-95 

 30-85 

 0-36 

 0-21 

 0-80 

 5-70 



Heart wood. Wood ofiwigs, Bark of trunk. Bark of twigs. 



9-68 

 5-03 

 0-39 

 0-47 

 0-26 



13-30 



19-29 

 43-21 

 0-25 

 0-88 

 0-30 

 7-10 



9-74 

 6-89 

 0-16 

 0-25 

 0'08 



23-60 



17-55 

 34-10 

 0-50 

 0-55 

 0-60 

 5-90 



0-25 

 2-57 

 0-08 

 0-12 

 0-03 

 0-60 

 10-10 



29-80 

 54-89 

 0-20 

 0-25 

 0-25 

 1-16 



1-27 

 4-05 

 0-08 

 0-13 



trace. 



14-15 



30-33 

 47-72 

 0-20 

 0-65 

 0-65 

 1-52 



100-18 S. 100-06 S. 99-99 S. 100-05 S. 100-00 S. 



The oak grew in the immediate neighborhood of Albany, upon a stiff clay known as the 

 Albany clay. 



[Agricultural Report — Vol. ii.] 



41 



