CHACHEONGSAO RUBBER RESEARCH CENTER

According to the historical evidence, the first rubber trees to be tapped extensively belonged to Castilla species. Native tappers started to harvest latex from Hevea species when Castilla tree population almost disappeared. After the disappearance of the primeval stands of Castilla, Hevea became the first choice of the rubber gatherers, particularly near the streams. Rubber-producing plants are found all over the world – Ficus in India, Funtumia in Africa, Cryptostegia in India and Madagascar,

Thể loại Tài liệu miễn phí Lâm nghiệp

Số trang 54

Ngày tạo 8/30/2018 2:56:28 AM +00:00

Loại tệp PDF

Kích thước 4.92 M

Tên tệp

Tải CHACHEONGSAO RUBBER RESEARCH CENTER (.pdf)

Xem mẫu

CRRC CRRC World-wide Rubber Planting Areas 2001 • total global planting area is 9,694,096 ha. • spread over 22 countries • 75 % of the total area (7,247,040 ha.) is made up of small rubber plantations CRRC Leading Rubber Producing Countries Planting Area (2001) Yield (1997-2001) (m.ha) % (m.Tons) % Indonesia Thailand Malaysia Total 3.4 34.8 2.0 20.7 1.7 17.7 7.1 73.0 1.57 23.16 2.19 32.30 0.76 11.15 4.52 66.61 CRRC CRRC RUBBER PRODUCTION IN THAILAND Current average production Total production: 2.3 m.tons/yr •Export: 2.0 m.tons/yr (87%) •Domestic consumption: 0.25 m.ton/yr (11%) •Stock piled: 0.05 m.tons/yr CRRC CRRC 1996 satellite`s observation Total Planting areas: 2 m.ha. • South (15 provinces) : 1.7 m.ha. (85%) - Suratthani: 0.27 m.ha. (13%) • East (6 provinces): 0.24 m.ha. (12%) • North East (19 provinces): 0.064 m.ha. (3%) CRRC CRRC ... - tailieumienphi.vn

nguon tai.lieu . vn

Nông nghiệp Ngư nghiệp Lâm nghiệp Sinh học Hoá học Ngôn ngữ học Ngân hàng - Tín dụng