CULTIVATION OP RUBBER PLANTS 5 



the years 1901 to 1912 in Ceylon and Malaya (the Straits 

 Settlements and the Malay States) will show the develop- 

 ment which has occmred in the rubber- planting industry 

 in these countries : 



1901 

 1902 

 1903 

 1904 

 1905 

 1906 

 1907 

 1908 

 1909 

 1910 

 1911 

 1912 



The total of 621,621 acres planted with rubber in 

 Malaya at the end of 1912 was made up as follows: 

 Federated Malay States, 399,197 acres; Straits Settle- 

 ments, 94,263 acres ; and the unfederated States of 

 Johore, Kedah, Kelantan, and Trengganu, 128,161 

 acres. 



The following recent figures, giving the acreages under 

 rubber in various other countries, may also be quoted : 

 Java, 230,000; Sumatra, 160,000 ; Southern India and 

 Biu-ma, 45,000; British North Borneo, 25,600; Papua, 

 4,500; German New Guinea, 6,000; Nyasaland, 8,896; 

 East Africa Protectorate, 3,000; Uganda, 3,860; German 

 East Africa, 60,000; Cameroons, 17,500; British Guiana, 

 2,250. Large plantations of rubber trees have also been 

 formed in British West Africa, French West Africa, the 

 Belgian Congo, Mexico, and Central America, but definite 

 figures regarding the acreages are not available. 



World's Production of Rubber. — The estimated world's 

 production of rubber during the last six years is given in 

 the followmg table, which also shows the amount of 

 plantation rubber from Ceylon and i\Ialaya mcluded in 

 the total : 



