INDEX OF SUBJECTS. 



IKil 



Page. 



Hymenoptera, of Italy 167 



parasitic, new species 170 



Hyperi lis nystaria, notes 168 



Hypericum, notes 552 



Uyphantria cvuea, notes 167 



Ilypholoma appendicvlatum, notes, U. S. 



D. A 551 



Hypocrea sacchari, notes 57 



Hypoderma bovis, notes 508 



lineata, notes 568 



HypomyceBthiryanus, parasitic on Lactarius 



torminosus 1057 



vuiUeminianus parasitic ou Lac- 

 tarius delciosus 1057 



Hyponomeuta padi, notes, U. S. D. A 65 



variabilis, notes, U. S. D. A . . 65 



Iceland, progress in 98 



Icerya purchasi, notes 374, 569, 769 



l.S.I). A 571 



remedies, U. S. 1). A 1062 



Ichneumon flies, notes 768 



Ichthyological work of Russian Society of 

 Acclimatization of Animals and Plants .- 321 



Icones fungorum, notes 416 



Idaho coffee pea, analyses, Ind 275 



College, notes 299 



Station, bulletins 559, 



617, 630, 749, 760, 763, 765, 797 



financial statement 797 



notes 299, 499, 899 



report 797 



University, notes 499,899 



Illinois Station, bulletius 142,540,752,781,844 



notes 99, 299, 899, 1099 



University, notes 899, 1099 



Imbedding seeds 418 



Immunity, contributions to study 497 



Imperial Moscow Society of Agriculture. . . 298 



Imported elm-bark louse, Nev 164 



Incubator tests, N. C 1088 



Incurvaria acerifoliella, notes 168 



Index to authors and publications of U. S. 



Department of Agriculture, 1841-1897 298 



India rubber plant, history 825 



Indian soils, composition 421 



white wax scale, notes 769 



Indiana Station, bulletins 143, 157, 



176, 674, 677, 693, 843, 1042, 1043 



notes 199, 299, 899 



report 236, 



254, 263, 275, 280, 296, 297 



Indigo carmin for testing fresh milk 90 



Infection, threefold 193 



Injector for benzin and carbon bisulphid. . . 156 



Inoculation for hog cholera 496 



leguminous plants 825 



plant disease 457 



root tubercles 119 



tuberculosis 94 



of the soil 135,731 



protective 192 



Insect and fungus diseases of fruit trees 871 



attraction to flowers 68, 166 



boring into lead, U. S. D. A 571 



enemies of forests of Russia 373 



Page. 

 Insect fertilization cit muskmelcms. U. S. 



IX A 1060 



larva-, si adies 167 



pests 374 



importation, U. S. IX A 570 



trap, description, U. S. I). A 65 



visitors of flowers 519 



Insectary, description 1076 



Insecticides — 



analyses, N. Y. Cornell 568 



effect 571 



experiments 567 



Can 870 



notes, U.S. D. A 1061 



preparation 373, 562 



Kans 370 



and use 169, 366, 470, 770 



Cal 267 



Can 273 



Conn. State 374 



Ind 157 



Mass. Hatch 457 



Mich 169,470 



N. Y.Cornell 455 



U.S.D. A 63,661 



Utah 661 



use 1067 



Insectivorous mammals of Canada 25 



Insects affecting asparagus, U. S. D. A 570 



cereals 164 



citrus trees 769 



cranberries 569 



fodder crops 164 



garden crops, Iowa 271 



grapes, U. S. D. A 168 



grapevines 373 



meadows and lawns 168 



mushrooms, Mich 169 



nurserystock, N. Y. State. 269, 

 440 



orchard trees, Iowa 272 



orchards, Kans 369 



Utah 661 



roi it crops 165 



roses 373,469 



shade trees, Iowa 272 



strawberries, Ala. College 552 



Fla 367 



sugarcane 975 



tobacco, Fla 1068 



vegetables 165 



and plant diseases, law for suppres- 

 sion, Md 662 



beneficial 768 



acclimatization 1076 



fertilization of flowers, Kans 647 



flying mechanism 976 



gall-making 68 



injurious and useful of Java 168. 469 



hibernation as affected by 



temperature, U . S. D. A . 61 



in Colorado 770 



U.S.D. A... 65 



England 165 



Finland 168,768 



