40 ANALYSES OF THE POTATO. 



2. Potato vine — Early Shaw. 

 Cut August 6, when it had just passed its flowering, 



ANALYSIS. 



Silica 3-500 



Phosphates 9-250 



Lime 17797 



Magnesia 7-080 



Potash 24-074 



Soda ........ none. 



Chloride of potassium ..... 9-444 



Chloride of sodium 0-032 



Sulphuric acid 13-748 



Carbonic acid --,--.- none. 



Organic matter ...... 1-150 



PROPORTIONS. 



Per centage of water ..... 90-54 



Dry matter 9-46 



Ash 1-48 



Calculated dry 15 52 S. 



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 1970 



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 19640 



Ash 3-900 



Ash calculated dry 19-852 



ANALYSIS OF THE PHOSPHATES. 



Phosphates 21-275 



Lime 7-600 



Magnesia ....... trace. 



Silica 1-550 



Phosphate of peroxide of iron - • - 7-075 



Phosphoric acid 5-049 S. 



