14 



DEPARTMENT OF AGRICULTURE BULS. 426-450. 



Bulletin 

 Pine — Continued. No. 



sugar — Continued. 



stands, California pine region, volume and asso- 

 ciated species 440 



types, description, occurrence, etc 426 



volume tables, California National Forests 426 



yellow — 



lumber grades, comparison with sugar pine 



lumber, California pine region 440 



stands in California pine region, volume and 



associated species 440 



Pineapple, Baliia, description, quality, and marketing 



practices 445 



Pineapples, occurrence in Bahia, description and value 445 



Pines, sugar — ■ 



and other, identification key 426 



forest types 426 



Pinha, occurrence, description, and characteristics 445 



Pinus lambertiana. See Pine, sugar. 

 PiPEK, C. v., and W. J. Morse, bulletin on " The soy bean, 

 with special reference to its utilization for oil, cake, 



and other products " 439 



Pissoiles yosemitei, injury to sugar pine 426 



Pitanga, description and uses 445 



Pitomra, description, occurrence, and propagation 445 



Polycystus foersteri, parasitic enemy of spike-horned 



leaf -miner ^ 432 



Polyporus volvatus, injury to dead sugar pine trees 426 



Ponds, sawmill, construction, size and cost, California 



pine region 440 



Potassium persulphate, reagent in color analysis, note 448 



Potato, tuber moth, bulletin by J. E. Graf 427 



Potatoes — ■ 



fumigation for tuber-moth infested, before storage 427 



oxidation of soil under acid conditions 441 



planting, depth, time, etc., for tuber-moth control, 



expeiriments 427 



yield — 



manganese neutral conditions, Arlington experi- 

 ments, 1913-1915 441 



manganese sulphate acid soils, experiments at 



Arlington farm, 1907-1912 441 



with and without manganese, experiments 441 



TowiCK, WiLMEB C, Ralph Hoagland, and Chaeles N. 

 McBryde, bulletin on " Changes in fresh beef during 



cold storage above freezing " ^^ 433 



Precipitation — 



Cheyenne, Wyo., 1900-1915 4.30 



northern Great Plains, 1908-1914 450 



Propagation, lemon grass, method 442 



"Proso, production experiments, Cheyenne experiment 



farm, 1913-1915, yields, etc 430 



Pruning, apple trees, labor and cost 446 



Pseudomphale ancylae. enemy of apple leaf-sewer 435 



Psidium guagava, occurrence in Bahia, description and 



uses 445 



Quaintance, A. L., and E. W. Geyer, bulletin on " Life 

 history of the codling moth in the Pecos Valley, 

 N. Mex." 429 



Racupari, occurrence, description, and characteristics 445 



Railroads — 



logging, types, construction, cost and maintenance 440 



wages in California pine region 440 



Ranch, fruit, investments in Wenatchee Valley, Wash 446 



