» THE WHOLE ART OF RUBBER-GROWING 



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Funtumia elastica : 7 years old ; not yet fit to tap . . 103 



High-tapping Funtumia (Mabira Forest) . . . 105 



Manihot Dichotoma : wrongly tapped; tree dying . . 112 



Correct method of tapping M. Dichotoma . . 113 



Leaves of Manihot Dichotoma, showing extraordinary 



varieties in type ...... 116-117 



M. Dichotoma : effect of wind and storm on wide planting 128 



Ceara : effect of close planting . . . . .129 



Jelutong tree (Pulo-Rimau, Sumatra) showing native 



tapping 133 



