INDEX OF SUBJECTS. 



977 



Perilla cake, analyses 467 



feeding value 467, 869 



PeriUuides bioculata, notes, U.S.D.A 455 



Permutite nitrogen, assimilation by plants. 127, 517 



Peronia fcrmgana, notes, Me 252 



Peronospora ccphalarix n. sp., studies 552 



sparsa, notes 650 



vicix, notes 243 



Peroxidase, active principle of 202 



as affected by alkalis 202 



in milk as affected by heating 310 



notes 413 



Persimmons- 

 adaptation and variety tests, U.S.D.A — 41 



induction of nonastringency in 264 



new, descriptions, U.S.D.A 436 



parthenogenesis in S37 



reducing and nonreducing sugars in 503 



Pestaloziia sp., notes 345 



Petroleum products, effect on dormant trees. 354 



PhaccUa tonncc<!/o/w, culture and analyses — 535 



Pfiscosplixrdla macularis, notes 51 



Pharmacology for veterinarians, text-book. . 580 



papers on 676 



Pharmacopoeia, extra British 5S0 



Phascolus lunalus, analyses 215 



Pheasant hybrids, sterility in 575 



Pheasants and fowls, hybridization experi- 

 ments 575 



Phenacaspis eugcnix, notes 654 



Phenacoccus artemisix, parasite of 359 



spp., notes, Me 251 



Phenol, disappearance from creosoted wood. . Ill 



oxidation by peroxidase 202 



use against tetanus 883 



Phenology, relation to fruit culture and agri- 

 culture 15 



Phenolphthalein, detection in ethyl alcohol. . 312 



Phenylalanin as a source of ammonia, Iowa. . 723 



Phidippus coloradcnsis, notes, U.S.D.A 455 



Philxmatomyia insignis, mouth parts and 



sucking apparatus of 760 



Phlebatrophia mathcsoni, notes, Can 252 



Phlebotomus, habits S56 



Phleum pratense. {See Timothy.) 



Phlox, culture in Alaska, Alaska 743 



Phocnicococcus viarlatti, notes 255 



Phoenix skipper, life history and habits 655 



Phoma batalx, notes, U.S.D.A 153 



hctx, notes 647 



napobrassicx, notes, Conn.State 547 



spp., notes, Conn.State 547 



Phomopsis citri, notes, U.S.D.A 24S 



studies,Fla 247 



malin. sp., notes, U.S.D.A 154 



Phonolite, fertilizing value 215, 319, 625 



ground, zeolitic properties 518 



Phorbia brassicx, notes, Oreg 158 



Pftormmm <c7iai fiber, strength of, U.S.D.A.. 313 



Phorocera claripcnnis, notes, U.S.D.A 455 



Phorodon humuli. (See Hop aphis.) 

 Phosphate — 



Algerian, fertilizing value 519, 632 



deposits in Decatur County, Tennessee. . 822 



North America 128 



western United States 822 



effect on growth of tubercle bacilli 3S1 



Page. 

 Phosphate — Continued. 



industry in Algeria 519 



insoluble, utilization by higher plants... 423 



mining practice in Tennessee 517 



of lime. (See Calcium phosphate.) 



rock as affected by iron sulphid 419 



dissolved. {See Superphosphate.) 



effect on tomatoes, Md 339 



fertilizing value 418 



Ala.CoUege 831 



N.C 31 



production in Florida 25 



1912 519 



Tunis, for peat soils 519 



Phosphates — 



as affected by fermenting manure 23 



mixtures, Wis. 624 



comparison 319, 418, 516, 519, 632, 797 



effect on apples. Pa 438 



conservation of pears » . 640 



proteolytic enzyms in yeast 309 



imports into Europe 319 



in soils as affected by ignition 317 



urine, conservation 317 



mineral, utilization by animals 870 



natural, utilization 520 



organic, as affected by micro-organisms. . 423 



precipitated, manufacture 418 



production and use in 1911 213 



raw, as affected by calcium nitrate and 



ammonium sulphate 318 



role in alcoholic fermentation 715 



use in Victoria 214 



on New Zealand soils 730 



(See also Superphosphate.) 

 Phosphatic slag- 

 availability 797 



composition 822 



effect on germination of seed 328 



fertilizing value 228, 233, 



319, 418, 519, 632, 635, 737, 829 



N.C 31 



for fruit trees 639 



grass lands 530 



production and use in 1911 213 



soluble silicic acid in 409 



valuation 823 



Phosphoric acid- 

 absorption by bacteria 315 



as a water-sterOizing agent 474 



affected by bacteria 315 



availability in basic slag 797 



citric acid soluble, determination in 



Thomas slag powder 409,410 



determination in beer 798 



foods 809 



presence of magnesium 



chlorid 609 



slag 795 



displacement by water in leaves 218 



effect on variation of tomatoes and beans, 



Md 339 



fertilizing value 227 



hydrochloric acid insoluble, in soils 515 



in animal nutrition 869 



loss from soils, Fla 211 



manufacture 418 



