INDEX. 



15 



Pine — Continued. 



moth, Zimmerman — Bulletin No. 



bibliography 295 



brood trees, menace and elimination 295 



bulletin by Josef Brunner 295 



description, life history and habits 295 



enemies 295 



relation to other insects 295 



remedy 295 



white, occurrence in northern hardwood forests 285 



Pineapples, imports and sources, 1903-1914 296 



Pines — ■ 



injury by Zimmerman pine moth 295 



species inj ured by Zimmerman pine moth 295 



Pinipestis — ■ 



cambiicola, injury to pines 295 



ziramermani. See Pine moth, Zimmerman. 



Pissodcs schwarzi, inj nry to pines 295 



Poison baits, grasshopper, preparation and value ,293 



Pollen, red clover, potency in self pollination and cross- 

 pollination, comparison 289 



Pollination, studies in red-clover seed production, bulletin 



by J. M. Westgate, H. S. Coe, and others 289 



Polyporus fraxino philus , injury to ash trees, nature and 



occurrence 299 



Poplar — 



occurrence in northern hardwood forests 285 



yellow, occurrence in northern hardwood forests 285 



Post roads — 



improvement, appropriation and work 284 



maintenance and supervision 284 



Pork products, foreign trade 298 



foreign trade, 1851-1914 298 



score card for school work 281 



Poultry, foreign trade, 189.5-1914 296 



Prairie dogs, usefulness against grasshoppers, note 293 



Priononyx atrata, usefulness against grasshoppers, method 



and value 293 



Prizes, home-projects club in public schools, suggestions and 



advantages 281 



Prunes, foreign trade, 1903-1914 298 



Publications, peach industry, list 298 



Pulp wood, imports, 1914 298 



Raisins, foreign trade, 1903-1914 298 



Rapeseed oil, imports and sources, 1912-1914 296 



Rattans, imports and source, 1914 296 



Red-clover — 

 flower — 



fertilization, studies 289 



pollination by bees, studies 289 



structure and development 289 



seed production: pollination studies, bulletin by J. M. 



Westgate, H. S. Coe, and others 289 



Reeds, imports and source, 1914 296 



Reforestation, ash stands, natural and artificial methods. . . 299 



Rennets, imports and source, 1876-1914 296 



Resins — ■ 



hard, of hops, changes in sulphured and unsulphured 



samples in storage . 282 



soft, of hops — 



acid and ester values, determination 282 



iodin value, determination 282 



sulphured and unsulphured in cold and open stor- 

 age, study, bulletin by G. A. Russell 282 



Rhodostethia rosea, breeding range and occurrence 292 



12 



10 



1-12 



2-9 



6-7 



5-8 



10 



9 



43 



3,8-9 

 1 



5 

 11-12 



10-11 



1-31 



24 



8, 9, 10 



52-53 

 59 

 11 



40-41 



35 



13-14 



7 



9-11 



42 

 16 



47 



42-43 

 35 



47 



10 



18-20 



5-10 



1-31 



47 



40-48 



18 



7-9 



11-14 

 14-18 



1-19 

 62-65 



