EXPERIMENT STATION. 



523 



Southern source accounts for this foct by stating that more or 

 less seeds are not unfrequently mixed with hulls when burned. 

 An article which represents a high money value, like the above 

 material, ought to be bought only on analysis. 



Cotton Seed Hitll As/i. 



[Sent on from Northampton, Mass.] 



Cotton Seed IMJ Ash. 



[Sent on for examination from Northampton, Masc] 



Moisture at 100^' C, ... 



Calcium oxide, ..... 

 Magnesium oxide, .... 

 Phosphoric acid (6 cents per pound). 

 Potassium oxide (5,^ cents per pound). 

 Insoluble matter, .... 



Per cent. 



2.30 

 11.6.? 

 15.24 

 13,67 

 30.82 

 21.65 



Valuation per 2,000 pounds, foO 30 



The percentage of potash found in the above sample is ex- 

 ceptionally high. The same may be said of the phosphoric 

 acid. 



