166 



Analyses of Ashes of Plants. 



Analysis of the ash : — 



Bulb. Stem. Lea\-es. 



Silica .... 1-52 . . 1-51 . . 17-25 



Phosphoric Acitl . 16-99 • . 2-97 . . 0-Gl 



Sulphuric Acid . . 3-77 . . 3-23 . . 2-21 



Carbonic Acid .. 11-80 . . 25-40 . . 24-31 



Lime 3-34 . . 20-31 . . 40-15 



Magnesia ... 1-30 . . 1-91 . . 1-95 



Peroxide of Iron . 0-45 . . 0-88 . . 1-14 



Potash .... 55-89 . . 38-40 . . 6-81 



Soda none. . . 0-69 . . 3-72 



Chloride of Sodium . none. . . 4-68 . . 1-82 



Chloride of Potassium 4-88 . . none. . . none. 



99-94 99-98 99-97 



Specimen No. 118. — White Peas. 



From the Rev. A. Huxtable. 



\_Soil, chalk on the upper chalk ; grown without manure (the peas 

 were an early boiling variety : the amount of crop is not known).] 



The proportion of grain to straw, including pods, in this crop was found, 

 in two estimations on large quantities : — 



First estimation 

 Second Estimation . 1000 

 Mean . . . 1000 



Per centage of water and ash : — 



Water. 



1000 grain to 1240-9 straw 



1135-0 

 1187-9 



Peas 

 Straw* 



17-50 

 15-G4 



Analysis of the ash :■ 



Silica . 



Phosphoric Acid 

 Sulphuric Acid 

 Carbonic Acid . 

 Lime . 

 Magnesia . 

 Peroxide of Iron 

 Potash 

 Soda 

 Chloride of Sodium 

 Chloride of Potassium 



Ash. 

 1-97 

 7-52 



Peas. 

 1-76 



24-20 



4-70 



3-18 



(?-97 



6-66 



0-25 

 44-02 



none. 



8-23 



none. 



99-97 



Ash calculated 

 on dry substance. 

 2-39 

 8-92 



Specimen No. 119. — White Peas. 



From the Rev. A. Huxtable. 



\Soily clay loam ; subsoil, blue clay ; well drained ; sown without ma- 

 nure.] 



* With the pods. 



