INDEX OF SUBJECTS. 



979 



Pennsylvania — Page. 



College and Station, notes-- 19S, 700 

 Institute of Animal Nutrition, 



notes 900 



Pentatoma ligata affecting Sudan 



grass, Tex 747 



Pentosans, determination 713 



Pentoses, free. In plant extracts 712 



Peony diseases, notes 50 



Pepper — 



culture, U.S.D.A 297 



Spanish, canning and use. 



U.S.D.A 297 



Peppermint rust, notes 848 



Percolation, losses of moisture and 



plant food by, Tex 619 



Perennials, herbaceous, rest period 



In, Mo 223 



PeridercBus granellus, notes 658 



Peridermium cerehium on jacl: pines, 



U.S.D.A 351 



Peridroma saucia. {See Cutworms, 



variegated.) 

 Peronospora — 



hyocyami In tobacco seed beds. 147 



tparsa, notes 854 



Peroxidase — 



Investigations 409 



use of term 329 



Pcatalozzia — 



palmarutn, notes 545, 650 



spp., relation to apple rot 348 



PhtUaris — 



bulbosa, culture under Irriga- 

 tion 228, 



nodosa, analyses 169 



Phanerotofna tibialis, parasitism, 



Mass 353 



Pharmacology, papers on, from 



Rockefeller Institute 279 



Phenacoccus acericola, notes 253 



Phenol as a serum preservative 280 



Phenologlcal observations at Wau- 



seon, Ohio, U.S.D.A 825 



Phlegethontius — 



quinqtie-maculatus. (See To- 

 bacco worm.) 

 sewta. {See Tomato-worm.) 

 Phlox drummondii, heredity of color 



in, U.S,D.A 644 



Photna — 



apiicola, relation to celery root 



scab 547 



apiicola, treatment 848 



betcB on sugar beet leaves, U.S. 



D.A 246 



hetcB, physiology of 53 



ietw, relation to sugar beet 



damping off, U.S.D.A 246 



oitricarpa, treatment 149 



destruotiva on tomatoes, U.S. 



D.A 147 



spp., treatment 848 



Phomopsis — Page. 



oitri, studies, Fla 55 



citri, treatment 149 



mall, relation to apple rot 348 



Phorhia cepetorum. (See Onion 



maggot.) 

 Phosphate — 



deposits in Siam 220 



deposits In South Carolina 518 



deposits, occurrence and min- 

 ing 126 



flour, fertilizing value 227 



of lime. (See Calcium phos- 

 phate.) 



Redonda, fertilizing value, R.I_ 723 

 rock, dissolved. (See Super- 

 phosphate.) 



rock, fertilizing value 516 



rock, for Missouri soils, Mo 212, 



213, 214, 215 

 rock, production and use_ 218, 219, 819 



rock, raw, assimilation by plants 519 



rock, raw, fertilizing value, La_ 32 



rock, raw, fertilizing value, R.I. 723 

 Phosphates — 



after effects, R.I 723 



comparison, R.I 722 



effect on nodule production 134 



effect on root development 526 



effect on soil bacteria, Wis 515 



effect on yield of wheat 729 



importance, selection, and use, 



Mass 624 



mineral, fertilizing value 313 



mineral, for calves 469 



of animal origin 126 



treatise 126 



(See also Superphosphate.) 

 Phosphatic slag — 



fertilizing value 729, 731 



fertilizing value, R.I 723 



for grass lands 330, 527 



industry in Austria-Hungary 822 



powders, methods of analysis 610 



solubility 519 



Phosphatids of milk 660 



Phosphoric acid — 



absorption in soils 515 



determination 110, 803 



determination as ammonium- 

 magnesium phosphate 204 



determination In lime 115 



determination In mineral phos- 

 phates 13, 313 



effect on peaches, W.Va 840 



fertilizing value 519 



fixation by soils, P.R 122 



for sweet potatoes, Ala.College- 337 

 Importance In the animal organ- 

 Ism 758 



in honey 164 



inorganic, determination 111 



spring application 625 



Phosphoric oxld In corn meal 752 



