CONTENTS. 



Part I. 



Officers and staff, . 

 Report of the director, 

 Report of the treasurer, . 



United States appropriations, 



State appropriations. 

 Report of the department of agricultural economics, 

 Report of the department of agriculture, . 



Top-dressing permanent mowings, 

 Report of the department of botany. 

 Report of the department of chemistry, 



Research section, ..... 



Fertilizer section, ..... 



Feed and dairy section, .... 



Numerical summary of laboratory work. 

 Report of the department of entomology, . 

 Report of the department of horticulture. 



Work in pomology, ..... 



Work at the market-garden field station. 

 Report of the department of microbiology. 

 Report of the department of poultry husbandry. 

 Report of the department of veterinary science, 



Blood test of fowls, ..... 



Bacterium pullorum studies, 



Hog cholera investigations. 



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Part II, 



Bulletin No. 182. Soy beans as human food, ..... 



Bulletin No. 183. Rose canker and its control, .... 



Bulletin No. 184. Late dormant versus delayed dormant or green tip treat- 

 ment for the control of apple aphids, ...... 



Bulletin No. 185. Inheritance of seed coat color in garden beans, 



Bulletin No. 186: — 



Part I. The composition, digestibility and feeding value of alfalfa, 

 Part II. The value of corn bran for milk production. 



Bulletin No. 187. The clarification of milk, ..... 



Bulletin No. 188. The nutrition of the horse, ..... 



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