986 



EXPEEIMENT STATION EECOKD. 



Potatoes— Continued. Page. | 



fertilizer experiments 232, 



324, 329, 423, 424, 425, 428, 

 522, 536, 631, 636, 727, 836 



Mass 31 



R.I 817 



Tenn 422 



forcing by electricity 136 



foreign, danger from, U.S.D.A 836 



harvesting experiments 836 



improvement 437,636 



ingrowing sprouts of 828 



insects affecting 553, 631 



methods of variety testing 436 



nematodes affecting, U.S.D.A 748 



origin 529 



oxidases of 547 



planting experiments 833 



potash fertilizers for 526 



production in 1911, U.S.D.A 595 



United Kingdom 793 



United States 293 



quality as affected by weather 415 



relation between size of seed and yield. . . 434 



spraying with Bordeaux mixture 548 



sprouting tests 330 



susceptibility to Irish blight 636 



valuation 710 



variations in 433 



varieties. . . 233, 331, 424, 437, 536, 630, 631,636, 830 



resistant to rot 342 



wart disease 847 



water requirements 129 



wound stimulation and closure in 826 



yield as affected by size of seed 232 



Poul try- 

 bib Uography 669 



breeding for egg production, Me 571 



in South Australia 108 



buildings, description, W ash 591 



clubs in Oklahoma schools 497 



cost of keeping, Ohio 771 



crossing experiments 168 



experiments, Md 770 



fattening commercially, U.S.D.A 76 



feeding 164, 876 



experiments 669 



stations, descriptions, U.S.D.A.. 77 



feeds, analyses 665 



N.Y.State 165 



Vt 72 



houses and appliances, handbook 188, 591 



construction, Mich 386 



Wis 188 



Industry in European countries 473 



Ireland 271 



United States 293 



Italian breeds, description 876 



keeping, notes 309 



promotion 271 



live, transportation 271 



marketing cooperatively 92 



monthly receipts, U.S.D.A 94,190,595 



notes. Me 572 



profitableness imder farm conditions, 



Ohio 771 



raising in Missouri 271 



Poultry— Continued. Page. 



raising, instruction in 473 



notes, W.Va 473 



school in Mexico 798 



sex-Umited heredity in 878 



shipping into Germany 669 



tonics, analyses 568 



treatise 270, 473, 669 



(Sec also Cliickens, Ducks, elc.) 



Power transmission poles, Npreservation 644 



Pox in domestic animals, treatment 578 



Prairie grove, isolated, paper on 643 



plants, evaporation and transpiration. 821 

 Precipitation— 



and altitude ir the Sierra, U.S.D.A 27 



averages for large areas, U.S.D.A 27 



effect on drainage water 619 



sugar beets 738 



(See also Rainfall, Snowfall, etc.) 



Precipitin test, diagnostic value 283 



Precipitins, bacterial, notes 676 



specificity 482 



Precipitoids, inhibition of precipitation by. . 175 

 Preservatives — 



chemical, detection and use 609 



detection in milk and its products 806 



effect on butter and margarui 778 



guaiac test for milk 712 



oxygen in water 418 



Prickly pear. (See Cacti.) 



Priophorus acericaulls, notes. Conn. State 856 



Privet, fonnation of fatty acids in. 801 



Propionitrile, assimilation by plants 32 



ProspalleUa aurantii, notes 247 



parasitic on orange scale, 



Cal 554 



olivina, notes 149 



Protapanteles chrysippi n.sp., description 352 



Protargionia, new genus, description 247 



Proteid. (See Protein.) 

 Protein — 



carbon, utilization by the body 654 



cataboUsm in inam"tion, diminishing 465 



cleavage products, utilization 869 



studies 764 



compounds, physiological value 764 



condition of body, relation to diet 663 



derivatives, detection 804 



differentiation, teclmique and methods. . 676 

 effect on production and composition of 



milk. Mass 79 



formation and cleavage, in human body. 69 



in ripening seeds 729 



gains in the body, studies 664 



horse serum, changes in 374 



metabolism as affected by carbohydrates 



and fat 765 



bibliography 764 



of the fetus 363 



studies 158, 359, 7G4, 869, 870 



minimum for fann animals, U.S.D.A 664 



nitrogen of honej', determination 207 



of linseed meal, hydrolysis 201 



potato, autolysis 801 



requirements of growing cattle 768 



substances as protective agents for 



enzyms 504 



