CHINCHA PERUVIAN GUANO. 



2061-2063. I. Received from Westborough, Mass. 

 II, Received from Sunderland, Mass. 

 III. Received from Concord, Mass. 



Moisture at 100° C, 

 Total phosphoric acid, 

 Soluble phosphoric acid, 

 Reverted phosphoric acid. 

 Insoluble phosphoric acid, 

 Potassium oxide. 

 Nitrogen, 



Note.— Analysis shows that about ijf of the nitrogen in the Chincha Guano is in the 

 form of nitrates, 3.2554 in the form of ammoniates, and the remainder in the form of organic 

 nitrogen. 



PULVERIZED SHEEP MANURE. 



2064-2065. I. Received from Amherst, Mass. 

 II. Received from, Boston, Mass. 



Moisture at ioo° C, 

 Nitrogen, 

 Potassium oxide, 

 Phosphoric acid. 

 Calcium oxide. 

 Insoluble matter. 



