40 
ANALYSES OF THE POTATO. 
2. Potato vine — Early Shaw. 
Cut August G, when it had just passed its flowering. 
ANALYSIS. 
Silica ..... 
Phosphates .... 
Lime ..... 
Magnesia .... 
Potash ..... 
Soda ..... 
Chloride of potassium 
Chloride of sodium - 
Sulphuric acid ... 
Carbonic acid - 
Organic matter ... 
PROPORTIONS. 
Per ccntage of water - - - - 90 • 54 
Dry matter - - - - - - - 9-46 
Ash.1-48 
Calculated dry - -.15-52 S. 
9-250 
17-797 
7-080 
24-074 
none. 
9-444 
0-032 
13-748 
none. 
3. Analysis of the leaves of the Mountain June potato. 
Cut at the same time, and taken from the same stalks. Slight effervescence of the ash. 
Silica. 35-775 
Phosphates.21-275 
Lime ........ 11-805 
Magnesia ....... 1-970 
Potash.17-896 
Soda.1-319 
Chloride of potassium ..... none. 
Chloride of sodium ...... 5 -593 
Sulphuric acid ...... 3-377 
Carbonic acid ....... traces. 
Organic matter ...... 1-725 
PROPORTIONS. 
Water. 80-360 
Dry matter ....... 19-640 
Ash.3-900 
Ash calculated dry ------ 19-852 
ANALYSIS OF THE PHOSPHATES. 
Phosphates -.21-275 
Lime -------- 7-600 
Magnesia ....... trace. 
Silica ........ l - 550 
Phosphate-of peroxide of iron - - - 7-075 
Phosphoric acid ...... 5-049 S. 
