ILLUSTRATIONS. 



Page. 



FIG. i. Area under rubber in the Federated Malay States ... 5 



2. Laterite ground. Soil with a layer of laterite, in which 

 the planting hole has been made; near the hole there 

 is a layer of laterite, which has not yet been weathered. 

 In the background Hevea, $ l / 2 years old, kept perfectly 

 clean facing 8 



3. A plantation on marshy soil. At X a tree with the 



characteristic appearance of this soil facing 10 



4. Abnormal growth of the root in consequence of the 



marshy soil 12 



4a. Jungle Belt on an estate in the F. M. S. Between the 

 Hevea fields, a belt of forest has been preserved . . 



facing 1 2 



5. Old Liberia plantations interplanted with young Hevea. 



(East Coast of Sumatra) facing 14 



6. Hevea Stump. Six months old, planted between mature 



Liberian coffee. (Lampong District) facing 16 



7. Drainage of an estate situated in the lower part of Pro- 

 vince Wellesley. At each fourth row, (32 feet), there 

 is a drain. Tapping has already commenced on the 

 Heveas, which are just 3 years old. The plantation was 

 originally topped facing 18 



8. Washing away. An old Hevea tree on a slightly, sloping 

 declivity, with the roots considerably exposed. An 

 estate near Ipoh facing 20 



