714 INDEX 



Hutt, A. McD. Bruce, 610 



Huxley, Dr. Julian S., 215, 229, 585 



Hyaena, 530 



Hyalomma, 298 



Hydnocarpus, 209, 550 



Hydro-electric Power, 81, 82, 88, 116 



Hydro-geological surveying, 77 



Hydrographic Surveys, 80, 238, 241, 242, 

 248, 249 



Hydrographical Maps, 52 



Hydrological Surveys, 412 



Hydrology, see Water and Water-Supply 



Hygiene, 462, 501, 539, 547, 570; Educa- 

 tion in, 482, 511, 515, 516, 521, 543, 

 544, 568, 569 



Ibadan, 326, 514; Agricultural College, 

 401, 402: Dept., 322; Cassava selection, 

 360; Fertility, research on, 382; Forest 

 Dept., 150, 183; Marketing Union, 396; 

 Moor Plantation Labs., 150, 402: Soil 

 survey, 133; Oil-Palm breeding, 350; 

 School of Forestry, 183 



Ibo People, 611 



Ifui, 53 



Iheme, 319, 370 



Ijaw, 84 



Ila-speaking Peoples, 595, 609 



Ilorin, 371,451 



Immature Mountain Soils, 130 



Imperial Agricultural Bureaux, 20, 22, 

 127, 147, 260,308,309,334 



Imperial Agricultural Research Confer- 

 ence (1927), 308 



Imperial Airways: Meteorological Sta- 

 tions used by, 93, 99, loi, 107; Poison- 

 spraying of locusts by, 265; Routes 

 of— ,58, 91-3, 99, 107 



ImperialBotanical Conference ( 1 924) , 1 5 1 



Imperial Bureau of Agricultural Parasi- 

 tology, 309, 468 



Imperial Bureau of Animal Genetics, 309, 

 417 



Imperial Bureau of Animal Health, 309 



Imperial Bureau of Animal Nutrition, 



309,. 572 

 Imperial Bureau of Fruit Production, 309 

 Imperial Bureau of Plant Genetics, 167, 



168, 309 

 Imperial Bureau of Soil Science, 1 27, 1 28, 



130, 308, 365; Reports on soil erosion, 



137. 



Imperial Cold Storage Company, 456 



Imperial College of Science & Tech- 

 nology, 84, 265, 292, 310, 353 



Imperial College of Tropical Agriculture, 

 see Trinidad 



Imperial Forestry Institute, see Oxford 

 University 



Imperial Institute: Advisory Committees, 

 Essential oils, 374: Hides and skins, 



I 



212, 453; Plant and animal products, 

 308: Silkproduction, 291 : Timbers, 180, 

 181: Vegetable fibres, 359; Agricul- 

 tural research, 308, 337, 353, 354, 359; 

 Forestry research, 204; Mineral Re- 

 sources Department, 68, 128; Petro- 

 logical analysis, 65; Surveying by, 62; 

 Tung-oil production, report on, 374; 

 Wattle tanning, report on, 372 



Imperial Institute of Entomology, 257 n., 

 258, 260-5, 309 



Imperial Institute of Mycology, 146, 147, 

 175, 176, 260, 309 



Ina, 329 



Incomati, River, 372 



India, 339, 365, 374, 392, 405, 406, 462, 

 470, 505, 547,. 550, 558, 606; Co- 

 operative Societies, 394, 397; Fisheries, 

 239; Grasses, imported from, 171; 

 Land planning, 17; Maps, 27; Medical 

 research, 19; Plants imported from, 



173, 197, 340, 343, 347, 372; Seed 

 trials, 145; Surveying, 26, 54, 55; Trees 

 imported from 209; Water-table sur- 

 veys, 75 



Indian buffaloes, 421 



Indian Forester, 1 84 



Indian Immigrants, 40, 403, 470 



Indian Medical Research Fund, 19 



Indian Ocean, no 



Indigo, 206, 339, 340, 371 



Indigofera, 339 



Indo-China, 135, 248, 343 



Indonesia, 606 



Indore, 406: Composting Process, 387 



INEAC, 152, 330, 332, 358 



Infant mortality, 14, 502 



Infant Welfare Centres, 497, 493, 495, 



496, 514 



Infection carried by aircraft, 463, 465, 

 466, 526 



Influenza, 556 



Inhambane, 98 



Insecticides, 293; Cultivation of plants 

 for, 286, 287, 337, 375; Research on, 

 308, 312 



Insects: As food, 579, 580; Biological 

 control, 259, 260, 286, 290; Ecocli- 

 mates, 1 18, 1 19, 257, 275, 276; Ecology, 

 120, 294; Fumigation of, 280, 287, 293, 

 294, 297; Parasites of, 283, 287, 290; 

 Pests of crops, 259, 281-94, 337, 357, 

 358, 360, 363, 369, 370 — and see under 

 separate crops: of fruit, 289, 290, 369: of 

 stored products, 288, 292-4; Reference 

 collections, 218; Taxonomy, 257, 258, 

 260; Variety, 258; Vectors of disease, 

 18, 175, 294, 295, 306: human, 295- 

 297: plant, 281-90: stock, 281-90 — 

 and see under separate diseases: See also under 

 separate species 



