Who introduced rubber plantation in Asia?
In early 1950s, Chinese researchers developed varieties of rubber suited to the environment of Southeast Asian highlands and introduced rubber in Xishuangbanna Prefecture on large-scale collective farms. In 1982, China dismantled farming communes and returned the land to individual farmers.
Where does rubber come from in Asia?
And one of the most important of these new cash crops is rubber. Although rubber (Hevea brasiliensis) is a native of the Amazon basin, today 97 percent of the world’s natural rubber comes from Southeast Asia.
How did rubber affect Asia?
The expansion of rubber plantations in southeast Asia could have a “devastating” environmental impact, scientists warned Thursday as they pressed for a substantial increase in forest preserves.
What are the disadvantages of natural rubber?
One of the biggest limitations of natural rubber is its poor resistance to hydrocarbons, fats, oils, and greases. Contact with these substances can cause swelling, softening, or complete dissolution of the rubber part resulting in partial or complete failure.
Is latex the same as rubber?
The term ‘rubber’ refers to durable, waterproof and elastic material made from natural or synthetic latex. Where rubber is usually the finished product, latex refers to the liquid form; a stable emulsion of polymer microparticles in an aqueous solution.