146 



Analyses of Ashes of Plants. 



Mineral matter on an acre : — 



Bulbs . . 

 Tops . . 



Analysis of the ash of the bulb 



Silica . 

 Phosphoric Acid 

 Sulphuric Acid 

 Carbonic Acid . 

 Lime 

 Magnesia 

 Peroxide of Iron 

 Potash . 



Soda . . . 

 Cliloride of Sodium 

 Chloride of Potassium 



Total , . 

 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 



452 lbs. 

 267 



719 



In 100 parts. 



Mineral matter 

 in an Acre of 



2-75 



12-4 



8-77 



39-6 



11-71 . 



53-0 



12-66 



57-2 



6 - 46 



29-2 



2-51 



11-3 



0-14 



0-6 



36-93 ' , 



166-8 



8-01 



36-2 



10-00 



45-2 



none. 



none. 



99-94 



451-5 



In loo parts. 



1-26 

 4-58 

 6 -71 



13-82 



35-10 

 1-75 

 0-61 



13-53 

 4 -BO 



18-02 



ineral matter removed 

 n an Acre of Crop. 



3-4 

 12-2 

 17-9 



36-9 



Total 



99-98 



267-3 



Specimen No. 85. — Dale's Hybrid. 



From the Rev. A. Huxtable. 



[Soil, composed of flint and chalk; subsoil, hard chalk (soil, previous 

 crop, manure, &c., identical with those of Specimen 82). Drilled 

 early in August.] 



Estimated produce, bulbs, 20 tons. 



5, „ tops, 4 tons 8 cwt. 

 Per centage of water and ash :— 



Water. Ash. calculated 



on dry substance. 



Mbs ... 92-0 . . 0-73 . . 9-06 

 Tops . . . 86-0 . . 2-25 . . 16-10 



Mineral matter on au acre : — . . 



Bulbs 324 lbs. 



Tops ...... 222 



546 



