The British brought them to Sri Lanka in the 19th century as tea and rubber plantation workers, and they remain concentrated in the "tea country" of south-central Sri Lanka.
英国人在19世纪将他们作为种茶和橡皮种植园工人带到斯里兰卡,而他们仍集中在南方斯里兰卡中部的“茶区”中。
Because of the geographical position, our natural rubber productivity is limited, and the increment of natural rubber demand in our country will be supplied by increasing import in future.
因为地理位置的原因,我国的天然橡胶产能受限,未来我国天然橡胶的需求增量要靠增加进口来补充。
Bark Necrosis (BN) now affects most modern rubber plantations worldwide, with a wide range of severity across sites depending on the clone, the age of the trees, the site and the country.
树皮坏死(BN)目前危害了世界大部分胶园,胶园受害严重度取决于橡胶品种、树龄、种植地和种植地区。
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