372 



INDEX 



Sunn hemp, 182 

 Surinam cherry, 131 

 Sweet potatoes, 152 

 Sweet sop, 128 

 Swietenia mahogani, 293 

 Swine, 334 

 Sword bean, 309 



Tacamahaca resin, 212 



Tacca, 152 



Tachardia lacca, 346 



Tamarind, 124 



Tampico fiber, 172 



Tangerines, 104 



Taniers, 155 



Tans and dyes, 228-238 



Tapa, 189 



Tapioca, 151 



Tapping rubber trees, 196 



Taraktogenos kurzii, 281 



Taro, 155 



Tea, 70-73 



fermentation of, 71 



grades and trade names of, 71, 

 72 



statistics about, 70, 71 

 Tea oil, 279 

 Teakwood, 296 



Temperature of Tropics, 2, 3 

 Terra Japonica, 229 

 Theobroma cacao, 74 



pentagona, 75 

 Thespesia populnia, 181 

 Thunderstorms in Tropics, 4 

 Ti as a food plant, 159 

 Timbers, 290-300 

 Titanium in soils, 19 

 Tobacco, 160-165 



curing of, 162 



grading of, 165 

 Toddy from coconuts, 62 

 Tolu balsam, 221 

 Tonka bean, 256 

 Touchardia latifolia, 184 

 Trade in tropical products, 29-34 



Trade winds, 3 



Tragacanth, gum, 212 



Tree ferns, 318 



Tricholana rosea, 314 



Tronadora fiber, 181 



Tropical climate, 1-15 



Tropical foods, 15 



Tropical imports in United States, 



32 

 Tropical policy for United States, 



42 

 Tropical products, importance of, 



29-34 



Tropical soils, 16-23 

 Tropics and white farmers, 37 



area of, 33 



areas of, in crops, 34 



defined, 2 



development of, 33 



economic conditions in, 35-42 



need for agricultural experts in, 

 39 



opportunities in, 35-42 



social conditions in, 35-42 

 Tung oil, 264 

 Tunis grass, 316 

 Turkeys, 341 

 Turmeric, 251 



Udo, 154 



Uncaria gambir, 223, 229 



Urginia scilla, 224 



Vaccinmm reticidatum, 137 

 Vacuum pans, 52 

 Vanilla, 252-254 

 Vanillin, artificial, 254 

 Vanillon, 254 

 Vegetable ivory, 297 

 Vegetaline, 60 

 Velvet bean, 307 

 Vetiver, 261 

 Violet wood, 292 

 Volcanic cinder, 17 



