920 A^■^■UAL uEroirrs or depaktxMemt of agriculture. 



Page. 



Dcmonst ration farms, irrigation withemall water pupplios 151 



.sjjrayinj;, coopt'ralive ntudii'H of cranljt'rry growing 528-529 



Work, FaniuTs' C'oo|)i>ralive, review 335-;i3& 



Demonstrations, fieiil, work of Fariiu'rs' Institutes 144 



Denatured alcohol, investigations by Food Inspection Laboratory 456—157 



manufacture, studies by C'lieinistry iJureau 453,456—457 



Denver laboratory, food and drug inspection work, 1!)10 467 



Department of Justice, cooperation with Agricultun; Department in study of 



(ransi)orlation law violations 248 



Chemist ry ihireau 106 



Dermaccntor vcnuslus, epotted-fever-transmitting tick, study 537, 538 



Dermatitis schambcrqi, skin disease, responsibility of joint worm 529-530 



Desert flood, Utah and sout hern < 'alifornia 40 



Detroit laboratory, food and drug inspection work, 1910 467-468 



"Diabetic Hour," value, studies 449-450 



Diarrhea, white. See Coccidiosis. 



Dike borers, destruction, methods 550-551 



Dioscorea, study 298 



Dips, animal, investigations, 1910 269-270 



arsenical, cat t le ticks, experiments 269-270, 273-274 



cattle, formula 273 



coal-tar, cattle ticks, experiments 273-274 



injury to sheep, laboratory investigations 269-270 



Disbursements, Agriculture Department, 1910 569 



Division. See Accounts Division. 



Disbursing agents, temporary special 569 



Disease, skin, responsibility of grain mite 530 



Diseases, animal, causes of condemnation of meat 200, 244 



eradication work 47-50 



scientific investigations 50-51 



studies by Animal Industry Bureau 204-207, 



246-248, 257-263, 271, 273-277 



contagious, domestic animals, suppression 204-207, 



246-248,257-263,271,273-277 



forest trees, investigations 394 



live stock, studies in Porto Rico, Hawaii, and Honduras, 1910 .... 255-257 



poultry and other birds, studies 263 



Disinfectants, animal, laboratory investigations 269-270 



Distillery, alcohol, experimental, use in educational course, Chemistry 



Bureau 453 



District of Columbia, bovine tuberculosis, measures for eradication 49-50 



Diversification, crop 336 



Division, Accounts; Publications. /See Accounts ; Publications. 



Dolichos bijlorus, note 86 



lablab, note 86 



Domestic Crop Reports Division, work 704-706 



Douglas fir, Pacific Northwest, results of investigations 408^09 



Drainage investigations, Experiment Stations Office 152 



work, plans, etc 762-765 



Drinks, "soft," medicated, examination 444 



Drought, grains resistant, notes 312 



resistance, physiology 324 



resistant crops, breeding 323-325 



Drug adulteration, inspection work of Chemistry Bureau 439-447 



Inspection Laboratory, work, 1910 459-461 



work, Chemistry Bureau, 1910 439-447, 461^78 



investigations. Chemistry Bureau, 1910 439-447 



plant investigations, plans for future work 299 



review 59, 295-297 



samples, examination by Chemistry Bureau, 1910 440 



in branch laboratories, 1910 461^63, 454-455 



Drug Inspection Laboratory 459^61 



Drug-addiction cures, investigation 459 



so-called, investigation 444 



Drug-habit cures, investigations 440 



Drugs, adulteration, examination of samples, etc 459-461 



