1894.] rUBLlC DOCUMENT — No. 33. 9 



5. Field experiments witli different commercial phosphates, to 

 study the economy of using the cheaper natural phosphates 

 or the more costly acidulated phosphates (Field F). 



G. Field experiments to show the effect of barn-yard manure on 

 the yield of corn (Field G). 



7. Field experiments to determine the effect of various fertilizer 



mixtures on leguminous and grain crops (East Field). 



8. Observations on permanent grass lands, — meadows, 

 y. Report on general farm work. 



10. On special fertilization with reference to some prominent in- 

 dustrial crops, fruits and garden vegetables. 



The recently increased facilities for chemical analysis have 

 been tested to their full capacity, as may be seen from the 

 following enumeration of examinations called for: — 



Fertilizers, official, . 214 



Fertilizers, sent on, 50 



Fertilizers, for station, ....... 24 



Fodders, sent on, . 32 



Fodders, for station, 31 



Wood ashes, 108 



Milk, for station, 295 



Milk, sent on, 26 



Cream, 46 



Skim-milk, 24 



Buttermilk, 8 



Water, 93 



Miscellaneous, 32 



The entire work carried on in the chemical department will 

 be found in subsequent pages under the following heads : — 



Part III. 



Special Woek ix the Ciie31ical Laboratory. 



I. Communication on conunercial fertilizers : — 



1. General introduction. 



2. State laws for the regulation of the trade in commercial 



fertilizers. 



3. List of licensed manufacturers and dealers from May 1, 



1893, to .May 1, 1894 (52). 



4. Analyses of licensed fertilizers (214). 



5. Analyses of commercial fertilizers aud manurial substances 



sent on for examination (169). 

 G. jNliscellaneous analyses (7). 

 7. Miscellaneous fodder analyses (45) . 



