INDEX. 



17 



Bulle- 

 tin No. 

 Oriole, Porto Rican, occurrence in Porto Rico, variant names, habits 



and food 326 



Orthoclase feldspar, nature and value for road buildin? 348 



Osprey, occurrence in Porto Pico, variant names, and food habits. . . 326 



Oven-bird, occurrence in Porto Rico, habits and food 326 



Owls, occurrence in Porto Rico, variant names, habits and food 326 



"Owner farms," use of term 341 



Ozyechus vociferus rubidus, occurrence in Porto Rico, habits and food . 326 



Oyster-catcher, occurrence in Porto Rico, variant names and habits . . 326 



Packing raisins, directions 349 



Paddy machine, description and operation 330 



Panariti gra^e, variant names, description and characteristics 349 



Pandion haliaetus carolinensis, occurrence in Porto Rico, historical 



notes 326 



Paper — 



commercial manufacture of news-print sheets, experiments and 



tests 343 



making equipment, ground-wood pulp 343 



news print — 



from 8' ruce, testing 343 



material used in manufacture, development of industry, etc . 343 



sheets from various woods, tests on press 343 



See also News-print paper. 



pulp mills, number and output, by decades 343 



Paroqut t, Santo Domingo, occurrence in Porto Rico 326 



Parrot, Porto Rican, occurrence in Porto Rico, habits and food 326 



Pasteur, control of anthrax by serum treatment, method 340 



Pasteurization — 



low-temperature, for milk, advantages 342 



milk — 



in bottles, process, and value 342 



methods, descriptions, advantages, and objections 342 



t resent status, bulletin by S. Henry Ayers 342 



eupen ision and control 342 



temperatures and methods, recommendations 342 



value and importance 342 



origin and use of term 342 



Pasture, irrigation requirements, experiments in Idaho 339 



Pelecanus cccidentalis, occurrence in Porto Rico, habits and food 326 



Pelican, brown, occurrence in Porto Rico, local name, habits and 



food 326 



Pellagra, transmission by buffalo gnats, investigations and studies. . 329 

 Pennsylvania — 



Chester County — 



agricultural history 341 



market facilities, topography, soils, etc 341 



farm management.practice in Chester County, bulletin by 



W. J. Spillman, H. M. Dixon, and G. A. Billings .' 341 



Petchary , Torto Rican, occurrence in 1 orto Rico, habits and food . . . 326 

 Petrochelidon fulva pceciloma, occurrence in Porto Rico, habits and 



food 326 



Pewee, Porto Rican wood, occurrence in Porto Rico, variant names, 



habits and food 326 



Pha'ethon, spp., occurrence in Porto Rico, habits and food. ... 326 



Phoenicopterus ruber, occurrence in Porto Rico, note 326 



Picea — 



genus, key 327 



spp.— 



occurrence in Rocky Mountain region, characteristics and 



economic value 327 



pulp, tests 343< 



Pig project, home, study outline 346 



10807°— 17 3 



Page. 



115-116 



7 



34 



101 



67-69 



25 



39-40 



38 



13 



8-9 



10 



55-64 

 9 



11 



2-3 



59-64 



2-3 



55 



55-56 



2-4 



5-6 



4-5 

 4-5 

 1-16 

 7-8 

 6-7 

 1-2 

 1 



20 

 18 



18 

 29-34 



8-14 

 4-8 



1-99 



78-80 



85-87 



83-84 



18 



27-28 



42 



3-17 



35, 36, 



45, 68-85, 



116-117, 



141-143 



10 



