INDEX 



727 



Nyasaland — {cont.) 



panosomiasis in, 277; Tung-oil produc- 

 tion, 374; \'eterinary Department, 318, 

 459; Vital events, registration of, 561; 

 Water-supply, 77 



Nyenga, 549 



Oakley, P. D., 488 

 Oats, 457 

 Obeche, 204 

 Oberg, Dr., 610 



Obermeyer, Miss A. A,, 154, 160 

 O'Brien, Dr. A. J. R., 469 

 Observatories, 95, 97, 98 

 Oesophagostomum, see Nodular Worm In- 

 fection 

 Office du Niger, 80, 135, 1 73, 327, 328, 357, 



399 



Office International d' Hygiene Publiqne, Paris, 

 463, 464, 526 



Office Meleorologique Internationale, Regional 

 Commission No. i, 90 



Ogilvie, Professor A. G., 304, 379, 597 



Oil, 308 



Oil-Palm, 382; Breeding, 324, 325, 349- 

 352; Deli — , 352; Diseases of, 352; Ex- 

 perimental stations, 322, 324, 325, 329, 

 331. 350-2; Indigenous, 208, 339, 349; 

 Research on, 135; see also Palm Oil 



Oil-seeds, 206-8, 339; cultivation of, 208, 

 301, 325, 328, 336, 345-8; Experimen- 

 tal stations, 135, 293, 322, 324, 325, 

 328, 329, 331, 347, 350-2, 354; Pests of, 

 282, 283, 293; Research on, 308, 320, 

 323, 348, 349» 353; Selection, 324, 

 325» 346, 347, 349-54' ^"^ ^^^ Ground- 

 nuts, Oil-Palm, etc. , 



Oka vango, 1 1 6 



Oldovvay Man, 600 



Oleo-resin, 374 



Oliphant, Major F. M., 180, 189, 204, 

 205 



Oliphant, J. N., 179, 180, 182 



Oliphants River Settlement, 369 



Oliveiro, C. J., 579 



Ollinger, M. T., 521 



Omaruru, 475 



Onchocerca, 297 



Onderstepoort Journal, 313, 443, 445 



Onderstepoort Laboratory: Animal dis- 

 eases, research on, 165, 168, 299, 300, 

 312, 443-6; x\nimal nutrition, research 

 on, 129, 429, 444; Cold storage sec- 

 tion, 312, 455, 456; Pasture research, 

 168; Plant toxicology, research on, 

 444; Veterinary Research Station, 313; 

 Veterinary Services Division, 129, 312; 

 Wool fibres, research on, 429 



Ondtshon District, 230 



Onitsha, 350, 470: Province — see under 

 Nigeria 



Onslow, Earl of, 215 



Oran, 91 



Orange Free State: Louse- typhus en- 

 demic area, 541; Maps, 47; Plant 

 ecology, 160; Rainfall, 96; Survey 

 Department, 30; Topographical Sur- 

 vey, 35 



Oranges, 368; Bitter — ■, essential oil of, 

 374; Green-skin — , 322 



Oranje, P., 577 



Ordman, D., 555 



Ordnance Survey, 26, 38, 43, 47, 56 



Orenstein, Dr. A. J., 578 



Oribi, 530 



Ormsby-Gore, Rt. Hon. W. C. A., 337 



Ornithodoriis, 297, 540 



Ornithology, 223-5, see also Birds 



Orographical Maps, 51, 52 



Orr, Sir John, 167, 168, 309, 320, 407, 



564, 572 . 

 Oryza, see Rice 

 Osborn, T. W. B., 121, 577 

 Ostrich, The, 224 

 Ostriches, 444: farms, 428 

 Otta, 79 



Ouagadougou, 491, 494 

 Oubangui-Chari, 495 

 Oudtshoorn Experimental Station, 369, 



370 



Overgrazmg, 160, 172, 303, 411, 456; 

 By native small stock, 439-40; Causing 

 soil erosion, 12, 125, 136, 137, 140, 169, 

 173, 434-6; Control of, 172, 419, 420, 

 434, 437-40; Effect on vegetation, 6, 

 12, 140, 434-6; Relation to disease, 

 441 



Overstocking, 427; Control of, 437-40; 

 Disease control, relation to, 440, 441; 

 Soil erosion caused by, 7, 137-9, 434, 

 435-40; Water-supply, relation to, 434 



Owen, Dr. H. B., 509, 578 



Owen Falls, 82 



Owerri Province, see under Nigeria 



Oxen, 389, 391, 415,605 



Oxford University, 126, 158; Anthropo- 

 logical Department, 596; Bureau of 

 Animal Population, 216, 226, 227, 468; 

 Imperial Forestry Institute, 20, 146, 

 154, 178 n., 179, 180, 182, 184, 186, 

 197, 203, 204, 261: Forest Botany Sec- 

 tion, 146; Soil Department, 128, 131 



Paap, W., 100 



Paarl, 311, 369 



Palaeontology, 65, 69, 85-7, 216 



Palm-Kernels, 208, 349-51 



Palm-Oil, 208, 338; As native food, 349, 



351; Co-operative societies, 350, 397; 



Methods of production, 350-2; Red — , 



579 

 Palmer, Sir H. R., 605 



