INDEX OF SUBJECTS. 



1267 



I'agc. 



House Hies, anatoiiiN' mill liibliof^rapliy t)t)4 



Houses, fumigation 857 



Howard scale, notes, Colo 454 



remedies, U.S.D.A 45(5 



Humieacid, determination in soils 410 



studies 821 



Humidity, atmospheric, deficiency of 414 



relation to inculiation 1174 



Humus acids, determination in moor soils. . 1008 



soils r.22, 1009 



formation, studies 419,719 



substances in Norwegian waters. . . 1115 



Hunting licenses, statistics, U.S.D.A 51 



Hurricane at St. Allsans, England 917 



in the Bahamas, U.S.D.A 10 



of Oct. 18-19, 1815, U.S.D.A 916 



Hyacinth bacterial diseases, notes 750 



Hydrobromic acid, combining power with 



casein 776 



Hydrocliloric acid — 



combining power with casein 776 



effect on activity of yeast 127 



casein, N.Y. State 173 



Hydrocyanic acid — 



assimilation by plants 1128 



determination in plants 932 



gas, fumigation 162, 556, 959, 960 



Can 1156 



Conn.State 1053 



Del 451 



in lieans 129 



determination 1008 



cassava, U.S.D.A 361 



plants 129, 426, 932 



as affected by grafting 1025 



protective effect 933 



Hydrogen in organic substances, measure- 

 ment 610 



peroxid as a milk preserva- 

 tive 275,472 



detection in millc 1010 



Hydrography of Central America 1114 



Hydroiodic acid, coml^ining power with 



casein 776 



Hydrological investigations, utility 618 



Hydrophol)ia. (.See Rabies.) 

 Hydrosulphite, effect on saccharine prod- 

 ucts 295 



Hygiene, alimentary, principles of 562 



of children 62 



millc, boolc 275 



nutrition, treatise 257 



relation to climatology, U.S.D.A. 212 



Bylecoetus dermestoides, life history 1159 



Hylemyia coarctata, note". 253 



Hylesinus orni, description 962 



-piniperda, reproduction 760 



spp. , notes 253 



Hylurgus piniperda, notes 253 



Hymenoptera, new species and genera, Ha- 

 waii 57 



of Middle Europe, treatise.. 760 



Tlypochnu.s ochraleuea, notes 656 



theie n. sp., notes 50 



Hypoderma bovis, life history 254 



notes 1155 



nervisequum, notes 155 



I 'age. 

 Hyponomcula .spii., ilcvclopiiicnt as alfected 



))y insecticides 254 



Ilythors, relation to climate, U.S.D.A 212 



Ice, anchor, formation, U.S.D.A 212 



colimins in gravelly soil, U.S. D..\ 711 



cream, analyses 509, 764 



detection of thickeners in 295 



nutritive value 61 



relation to health 1 176 



crystals, studies, U.S.D.A ... 413,710,915,916 



for household use, U.S.D.A 592 



formation, U.S.D.A 413 



machines, notes, W.Va 1077 



manufacture of, in the United States. . . 619 



pollution and self-purification 12 



storing and handling 415 



Idaho Station, notes 493 



University, notes 493, 1094 



Ignotin and camosin, identity 64 



Illinois Station, fmancial statement 894 



notes. . .94, 292, 393, 593, 696, 794, 996 



University, notes 393, 593, 696, 794, 996 



Immunity, chemical theory of, treatise 780 



nonbactericidal,mechanismof.. . 277 



problems in 982 



theories of 277,376 



Inanition, effect on Carabus morbiUosus 1157 



metal3olism 864, 805 



Incubation experiments 1173, 1174 



problems, chemical work in ... . 1174 



Incubator, electric, description 1070 



Incubators, notes, Ark 974 



Kans 875 



Incurvaria capitella, remedies 553 



India rubber. (See Rubber.) 



Indiana Station, financial statement 894 



notes 195,292,393,696,1094 



report of director 894 



Indigo, physiological acti(m 766 



production in Java 41 



Indigo/era galegoides, hydrocyanic acid in. . 932 

 Industrial school, Jewish, at Woodbine, N.J. 892 



Infants, feeding 562, 1177 



bibliography 562 



in China 258 



the Philippines 1063 



use of buttermilk in 258 



mortalit}', relation to milk 1176 



Influenza, prevalence in Norway 576 



the Netherlands. . . 180 



Injectol as a wood preservative 652 



Inks, methods of examination, U.S.D.A . . . 1008 



Inocarpus edulis, starches in 459 



Inosinic acid, composition 808 



Inosit, physiological behavior 358 



Insect collections, protection against insects 963 



egg parasite hosts, bibliography 57 



gaUs of Ontario 53 



larva;, destruction in trees 557 



food value 665 



sex differentiation 252 



parasites, utilization in agriculture . 1159 

 Insecticides- 

 analyses, Can 963 



effect on trees, Mass 246 



notes, Ga 665 



N.J 661 



