240 



RUBBER AND 



Dutch East Indies, rubber cultiva- 

 tion in, 1 1 

 Dyera> 36 



East and West Indies, suggested by 

 Hancock for rubber produc- 

 tion, 5 

 Economic aspects of Amazon rubber 



industry, 21 

 Enzyme, 55 

 Epidemics, 177 

 Erythrina lithospcrma, 119 

 Estate expenses, 125 



factory work on, 153 

 general sanitation of, 194 

 routine of, 129 



Estimate, for planting 500 acres, 127 

 Estrade, 20 

 Excision methods of tapping, 59, 



136 

 Exhibition, World's First Rubber, at 



Peradeniya, 10 



Exhibitions, in Rio de Janeiro, 23 

 Exports of rubber from East, 13 

 from Malaya, 13 



Factory, cleanliness in, 156 



lighting of estate, 155 



machinery for estate, 155 



site of, 154 



work, on estate, 153 

 Federated Malay States, area of 

 rubber plantations in, n 



draining in, 104 



plantation industry in, 10, n 

 Ficus elastica, 34 



in Assam, 208 



in Java, 208 



Sir Daniel Morris on, 208 



tapping of, 35 



yields from, 208 

 Ficus Vogelii, 33 

 Fiji, 36 

 Fitting, on food supplies of tree, 49 



on tapping, 48 

 Fames semitostus, 183 

 Forsterionia fioribunda, 29 



gracilis, 29 

 Fungus diseases, 182 



Funtumia elastica (Kickxia afri- 

 cana), 27, 30, 197, 205 tt seq. 

 coagulation of, 207 

 laticiferous system of, 43 

 pests affecting, 207 

 planting of, 205 

 seeds of, 205 

 tapping of, 30, 206 

 wound response in, 59 



Galoshes, 230 



Gloeosporium alborubrum, 191 



Gold Coast, wild rubber exported 



from, 5 



Goodyear, Nelson, discovers vul- 

 canisation, i, 217 

 Growth, rate of, in Ceylon, in 



in Malaya, in 

 Guayule rubber (Parthenium ar- 



gentatum), 29 

 processes of, 30 

 Guttering, 150 



Half-herring-bone system, 137 

 Half-spiral system, 139 

 Hancock, Thomas, bath process, 



233 



employs rubber for waterproof- 

 ing, i 

 suggests cultivation of rubber, 



5 



Hancornia speciosa^ 28 

 Harries, on isoprene, 215 

 Harvesting operations, 128 

 Hawaii, Ceara in, 203 

 Hayti, 3 

 Henaratgoda, 7 



experiments at, by the author, 



yield from one tree, 66-67 

 Herring-bone system of tapping, 



I33.i39 



Hcvea brasiliensis, 4, 16, \*j et scq. 

 bark, minute anatomy of, 45 

 canker of fruits, 189 

 choice of situation and soil, 93 

 early experiments in Ceylon, 9 

 first seeds brought from Amer- 

 ica, 6 



