CONTENTS, V 



c 



Report of the Chief of the Weather Bureau — Continued. Page. 



Climatology 80 



Ocean meteorology 83 



Agricultural meteorology 84 



Weathor TJureau printing office 85 



Montlily Weather Review 85 



Library 86 



Investigations in seismology . 86 



Volcanology 86 



Instrumentation 87 



Investigations in solar radiation 87 



Report of the Chief of theJBureau of|Aniraal Industry 89 



Acti\4ties receiving special attention 89 



Animal Husbandry Division 95 



Dairy Division 106 



Meat Inspection Division 118 



Quarantine Division 126 



Field Inspection Di\'ision 128 



Tick Eradication Division 130 



Tuberculosis I^radication Division 132 



Division of Hog-Cholera Control 135 



Pathological Division lLi6 



Biochemic Di\'ision 142 



Zoological Division 148 



Miscellaneous Division J 152 



Office of Virus-Serum Control 153 



Experiment Station 154 



Experiments in live-stock production in cane-sugar and cotton districts. . 155 



Report of the Chief of the Bureau of Plant Industry 159 



Work and organization of the Bureau ] 59 



Plant nutrition investigations 161 



Agronomy, crop breeding, and horticulture 161 



New crop plants and crop extension 183 



Dry-land agriculture 186 



Forage crops 188 



Crop utilization 191 



Congressional seed distribution 193 



New and rara field-seed distribution 194 



Soil-fertility investigations 195 



Plant diseases 198 



Citrus-canker eradication 220 



Forest pathology 220 



Report of the Forester 221 



A National forest policy 221 



Personnel 223 



The National Forests 224 



Cooperation with States 245 



Research 246 



Miscellaneous 254 



Report of the Chemist 255 



Report of work 255 



Enforcement of the food and drugs act 257 



Imported foods and drugs 265 



Sugars, sugar derivatives, sirup 267 



Fats and oils 268 



Chemistry and nutritive values of proteins 269 



