118 HATCH EXPERIMENT STATION. [Jan. 



II. REPORT ON GENERAL WORK IN THE CHEM- 

 ICAL LABORATORY. 



CHARLES A. GOESSMANN. 



1. Analyses of Materials sent on for Examination. 



2. Notes on Barn-yard Manure. 



3. Notes on Wood Ashes. 



4. Notes on Cotton-seed Meal. 



5. Notes on Guano from West Coast of Africa. 



6. Notes on Ashes from Crematory Furnace for City 



Garbage. 



7. Notes on Wool Washings. 



1. Analyses of Materials sent on for Examination. 



The work carried on in this connection is growing from 

 year to year in importance. A large proportion of com- 

 mercial manurial substances consists of by or waste products 

 of various industries. The composition and general charac- 

 ter of these materials depend on the current mode of manu- 

 facture. The rapid advancement in many branches of indus- 

 tries is at any time liable to affect more or less seriously the 

 commercial as well as the manurial value of their waste prod- 

 ucts. A frequent examination of that class of materials 

 cannot fail to benefit the vital interests of our farming com- 

 munity. For this reason arrangements were made, as in 

 previous years, to attend to the examination of substances 

 of interest to farmers to the full extent of the resources 

 placed at the disposal of the officer in charge of this work. 

 These investigations are carried on free of charge to farmers 

 of the State. The results are considered public property, 

 and are published from time to time in the bulletins of the 

 station. 



The number of substances tested in this connection amount 

 to two hundred and thirty-eight. As the detailed results of 



