MANURE. 



203 



are dissipated during combustion being abundantly 

 supplied from tlie atmosphere. 



Tlie following are a few of the most reliable analy- 

 ses wliicli have been published : 



Dr. Emmons found the wood of Yitis Lahrusca 

 (Isabella ?) to contain : Water, 40.26 ; dry matter, 

 59.74; ash, .98. 



Full-sized leaves of Catawba, picked June 2d : 

 Water, 72.388; dry matter, 27.612; ash, 2.138. 

 Per centage of ash calculated on dry matter, T.746. 



Leaves of Catawba grape picked June 2d. An- 

 alysis of ash ; 



Carbonic acid 3.050 



Silicic ticid 29.650 



Suljihuricacid 2.062 



Pliospliates 32.950 



Lime 4.391 



Ma^rnesia 1.740 



Potassa 13.894 



Soda 9.698 



Chlorine 0.741 



Organic acid 2.2o0 



96.925 



An analysis of wood and bark of wild vine gave 



Wood. Bark. 



Potassa 



Soda 



Chlorine 



Sulphuric acid 



Phosphate of lime 



Phosphate of peroxide of iron, 

 Carbonic acid 



Lime , 



Magnesia 



Silex 



Soluble silica 



Coal and organic matter. 



100.21 100.86 



The following tabulated analyses by Crasso & 

 Wi^lz explain themselves : 



