996 ANNUAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



Page. 

 Paraaites, Hessian fly 515 



iniportalions for use against noxious insects 502 



moth, importations 501 



white fly, introduction 501 



Parcronsta dulnnix, usefulness against moths 500 



Partridges, importations, note 122 



Pasteurization, milk, chemical effects, study 216 



Pasteurized milk, definition 803 



Pasture, National forest, decision of Supreme Court regarding 795 



Pastures, improvement, studies 74 



Patent, oil-mixed concrete, granting to Director of Public Roads Office 151 



public, for oil-mixed concrete 741 



Patents, by Department employees, applications, fiscal year 1911 948 



deaication to public 801 



disposal of 762 



remarks by Secretary 39, 151 



Pathological Division, Animal Industry Bureau, review of work, 1911 232-242 



Pathology, plant, collections and inspection 260 



Patolas, introduction and growing, Guam 703 



Paving blocks, preservative treatment, studies 410 



Peach, Chinese wild, valuable characters 334 



crop, value of lime-sulphur sprays 261 



orchard, Arlington, value to students of peach industry, note 322 



scab and brown rot, control 56 



yellows, note 261 



Peanut butter, use of Spanish peanuts 320 



growing, effect on soil, note 319-320 



hay, value 319 



investigations 67 



Peanuts, insect damage, losses, work, etc 525 



Spanish, demand, plans, etc 320 



value as farm crop, extension work, etc 318-320 



Pear thrips, control investigations 115, 509-510 



Pear-blignt eradication, work, results 261 



Peas, exports, note 24 



Peat soils, studies 485 



Pecan, diseases, work 261-262 



investigations 330 



scab and rust, control 56 



Pediculoides ventricosus, parasite of jointworm, cause of grain itch 514 



Pedigree certificates, imported animals, issuance by Department 208 



Pelican Island Bird Reservation, report, 1911 543 



Pellagra, relation of com 278 



insects, investigations 115 



Simulium fly, studies 524 



spoiled corn, studies 62 



Pencil wood, scarcity, note 413 



Pennsylvania Experiment Station, work, note 137 



State College, cooperation with Animal Industry Bureau in ani- 

 mal nutrition studies 207 



tobacco investigations 296 



Pepper growing, South Carolina testing garden 276 



Perfumery-plant investigations 276 



Periodicals, current, circulation methods, rules, and suggestions by Librarian. 665- 



667, 683 



received at Department library and branch libraries 664- 



667, 673, 674, 677, 678, 680, 681 



Perishable products, work of food research laboratory 445-449 



Permits, grazing on National Forests 391-394 



National Forests, demand by private companies, remarks 356 



Persian walnut, investigations 323 



Persimmons, processing, experiments 323 



valuable characters, studies, etc 335 



Personnel board, appointment of Dr. C. C. Clark 805 



Department, changes 35 



Peru, agriculture department, ai d from United States 502 



