Analyses of Ashes of Plants. 



163 



Analysis of the ash of the top 



Silica ... . 

 Phosphoric Acid . 

 Sulphuric Acid . 

 Carbonic Acid 

 Lime 



Magnesia . . . 

 Peroxide of Iron . 

 Potash . , . 

 Soda . . . . 

 Chloride of Sodium 

 Chloride of Potassium 



In 100 parts. 

 1-83 

 1-12 

 5-47 

 22-75 

 29-50 

 3-03 

 0-90 

 7'53 

 10-69 

 17-14 

 none. 



99-96 



ineral matter removedj 

 in an Acre of Crop. 

 10-9 

 G-7 

 32-7 

 135-9 

 176-3 

 18-1 

 5-4 

 44-9 

 . 64-4 

 102-4 

 none, 



597-7 



Specimen No. 114. — White Belgian Carrot. 



From the Rev. A. Huxtable. 



l^Soil, six inches of reddish mould, containing some clay; subsoil^ chalk ; 

 does not require draining ; 3 years in tillage. Previous crop 20 tons 

 of swedes ; manured for the carrots with 1 cwt. of bones and ^ cwt. 

 sulphuric acid, 1 cwt. guano and 20 bushels of ashes. Drilled end 

 of April, 1846; very good crop. Collected middle of November.] 



Produce, in roots, 16 tons.] 



„ in tops, 3 tons 15 cwt.* 



Per centage of water and ash : — 



Water. 



Roots . . . 85-0 

 Tops . . . 82-0 



Mineral matter on an acre : — 



Roots ...... 330 lbs.' 



Tops 236 



566 



Analysis of the ash of the root : — 





In 100 parts. 



Mineral matter removed 





in an Acre of Crop. 



Silica 



1-92 



. . 6-3 



Phosphoric Acid . 



. . 9-17 



. . 30-2 



Sulphuric Acid 



. . 9-49 



. . 31-3 



Carbonic Acid 



. . 19-11 



. . G3-0 





11-89 



. . 39-2 





. 5-89 



. . 19-4 



Peroxide of Iron 



. . 1-37 



. . 4-5 





, 21-40 



. . 70-6 



Soda 



14-21 



. . 47-0 



Chloride of Sodium 



. . 5-52 



. . IS- 2 



Chloride of Potassium , 



none. 



none. 





99-97 



329 - 7 



* Four tons— Mr. Huxtable. 



M 2 



V , Ash calculated 



^ ■ on dry substance. 



0*92 . . 6-10 



2-85 . . 15-80 



