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Rubber tapping in Indonesia, 1951. Rubber tapping is the process by which latex is collected from a rubber tree. The latex is harvested by slicing a groove into the bark of the tree at a depth of one-quarter inch (6.4 mm) with a hooked knife and peeling back the bark. Trees must be approximately six years old and six inches (150 mm) in diameter ...
Ridley spent many years promoting rubber as a commercial product, which he was known for being passionate; therefore, he was nicknamed "Mad Ridley". [9] In 1895, he discovered a means of tapping which did not seriously damage the rubber trees. [7]
Slaughter tapping is an obsolete method of extracting large quantities of natural latex from rubber trees in a forest environment. Before commercial exploitation of latex-bearing trees such as Hevea brasiliensis in the Amazon Basin and Funtumia elastica in the Congo, native populations limited harvesting to non-lethal tapping of the latex.
Rubber tapping normally takes place early in the morning, when the internal pressure of the tree is highest. A good tapper can tap a tree every 20 seconds on a standard half-spiral system, and a common daily "task" size is between 450 and 650 trees.
Rubber tapping in Malaya, circa 1910 Kuala Lumpur grew from a small settlement to become Malaysia's biggest city in the 20th century. Kuala Lumpur was only 0.65 km 2 in 1895, but it expanded to 20 km 2 in 1903, and by the time it became a municipality in 1948 it had expanded to 93 km 2 , and then after independence to 243 km 2 in 1974 as a ...
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Boris Hembry was a planter and in his book entitled "Malaysian Spymaster: Memoirs Of A Rubber Planter, Bandit Fighter And Spy", he wrote, "It would appear that early on that morning, communist terrorists had slashed a lot of young rubber trees on Dovenby. Ralph had gone out to investigate and the bandits were waiting for him.
They replaced native trees, including those with medicinal or ritualistic value such as the sasswood, red ironwood, and Cassipourea firestoneana trees, with meticulously arranged rows of rubber trees. [39] Tapping operations commenced shortly thereafter, and by 1940, Firestone had achieved a production of over 7,000 tons of latex per year. [40]