408 ANNUAL KEPOKTS OF DEPARTMENT OF AGBICULTUKE. 



Curculio— ^«8«; 



clover-root, injury to alfalfa 222 



plum, on peach trees, control experiments 215 



Dairy — 



architecture and engineering 104 



cattle, tuberculin testing, work 116 



demonstration farm, Denison, Tex., work 97 



Dixdsion, work 94-105 



farm, experiment, Beltsville, Md., work 103-104 



farming — 



investigations 94-97 



West, investigations 100-101 



industry- 

 development in South 94-95 



West, investigations and work 100-102 



Naval Academy, Maryland, cooperation with Dairy Division 105 



products — 



exports (with meats), value, increase 4, 5 



manufacturing, investigations 98-100 



marketing, investigations 387-388 



Show Herd, National — 



outbreak of foot-and-mouth disease, control 82-83 



presence of foot-and-mouth disease, recovery ■.---:• 17-18 



Dairy and Food Commissioners, State, National Association, cooperation in 

 study of doubtful eggs _. 196 



Dairying, community, development, experiments 96 



Date" palms, insects, study 229-230 



Dates, offshoots, propogation, studies 149 



Demonstration work, farm and home, transfer to States Relations Service 295. 300 



Dendroctonus beetles, control, demonstrations 224-225 



Dendrology, studies, Forest Service 184-185 



Department- 

 Agriculture. See Agriculture Department. 



Bulletins, new, and bureaus, etc., contributing 259 



publications. See Publications. 



Dipping- 

 baths, testing, analysis, etc 125 



vats, tick eradication work, number under Federal and State supervision. Ill 



Dips — 



live slock, studies 125-126 



use for destruction of parasites on live stock, experiments 135 



Disbuisements Division. See Accounts Division. 



Diseases — 



citrus-fruit, studies 192 



meat animals — 



cause for condemnation 106, 107 



losses from 10 



plant, introduction on plant importations 358 



Disinfectants- 

 studies 1 25-126 



toxicity, investigations 122 



Distillation, hardwood, method 187 



District of Columbia, dair>- cattle, tuberculin testing 116 



Division. See Accounts; Publications. 



Documents^ 



distribution, 1915, details 269-273 



Superintendent of, sales of department publications, 1910-1915 L'02-263 



Dogs- 

 Alaska, tapeworm infection 134 



export, inspection 115 



presence of parasites injurious to live stock, investigations 130 



pure-bred, imported, certificates issued 88 



Douglas fir, pitch moth, control 224 



Dourine — 



eradication, work 116 



investigations, work 117 



