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Cây cao su (Hevea brasiliensis Muell. Arg.) là một trong 10 loài trong chi Hevea, họ Euphorbiaceae (họ Thầu Dầu). Trong 10 loài này, chỉ có Hevea brasiliensis là cho mủ cao su có ý nghĩa về kinh tế và được trồng rộng rãi nhất. Cây cao su có nguồn gốc ở vùng rừng thuộc lưu vực sông Amazon, Nam Mỹ, phân bố tự nhiên trên một vùng rộng lớn nằm giữa vĩ độ 15o Nam và 6o Bắc và từ 46o – 77o Tây, bao gồm các nước Brazil, Bolivia, Peru, Colombia, Ecuador, Venezuela, French Guiana, Surinam và Guyana (Webster và Paardekooper, 1989). Cây cao su được trồng thành công cho mục đích kinh doanh trên địa bàn rộng lớn ở Đông Nam Á có cùng vĩ tuyến và điều kiện khí hậu tương tự vùng nguyên quán. Sau đó diện tích cây cao su đã được mở rộng từ vĩ tuyến 23o Nam (Săo Paulo, Brazil) đến vĩ tuyến 29o Bắc (Ấn Độ và Trung Quốc) với cao trình từ thấp lên đến 1.100
[...]... Wilson, ed New York, Macmillan p 81-109 8 HEVEA Burkill, I H (1915) Garden's Bul 1: 247-295 Collins (1868) On the commercial kinds of India rubber or Caoutchouc Jour Bot - (1869) India rubber, its history, commerce and supply - (1872) Report on the caoutchouc of commerce, methods of collecting it, the plants yielding it, their geographical distribution, climatic conditions, and the possibility of... 461-465 - (1945) Hevea rubber culture in Latin America, problems and procedures In Plants and Plant Science in Latin America F Verdoorn, ed Waltham, Mass Chronica Botanica p 183-199 Ridley, H N (1928) Bull Rubber Growers' Assoc 10: 45-49 Romburgh, P van (1900) Caoutchouc en getahpertja in Nederlandsch-Indie Meded v s'Lands Plantentuin Batavia, 1900 XXXIX Sorensen, H G (1942) Crown budding for healthy... expressions The combination of increasingly at- tractive rubber prices and a series of disasters in the culture of tea (the break in the world market price), coffee (the outbreak of the Hemileia rust), cacao (the unsatisfactory climate in West Java), and "Deli" tobacco (the limited amount of suitable soil in Sumatra's East Coast) forced the plantation owners to an immediate conversion of their estates... Latin America India Rubber World 106: 239-243, 350-356, 461-465 - (1945) Hevea rubber culture in Latin America, problems and procedures In Plants and Plant Science in Latin America F Verdoorn, ed Waltham, Mass Chronica Botanica p 183-199 L Chapter II HISTORICAL 1 Early history 2 The introduction and development of Hevea in the Far Eastern countries 3 Restrictive agreements 4 Hevea is returned to the... Luytjes, A (1925) De bevolkings rubbercultuur in Nederlandsch-Indie II Zuider- en Oosterafdeeling van Borneo Buitenzorg, Den Dienst van den Landbouw Macquer (1768) Sur un moyen de dissoudre le restne caoutchouc, comme presentement sur Ie nom de resine elastique de Cayenne et de faire reparaitre avec tous ses qualites Mem Acad Roy Sciences, Paris McFadyean, Sir A (1944) The history of rubber regulation... later Spanish explorers in the 15th and 16th centuries, rubber remained completely unknown to the European world until the astronomer de la Condamine sent samples of a mysterious elastic substance or ·caoutchouc" back to France from Peru in 1736 De la Condamine's report, complete with detailed descriptions of the trees, the native methods of collection, their procedures for processing, and his estimate... EXPORT VALUE OF THE MAIN AGRICULTURAL PRODUCTS OF THE NETHERLANDS EAST INDIES IN MILLIONS OF GUILDERS 1927 Product: Sugar and molasses Rubber Tea Coffee Tobacco Hard Fibres (Agave) Oil palm products Cocao products Cassave products Maize and maize products Pepper Kapok products Rice products Ethereal oils Quinine products Other products 1929 1930 1931 1932 1933 Year 1934 1935 1936 1937 1938 1939 1940... AGRICULTURAL PRODUCTS OF THE NETHERLANDS EAST INDIES LISTED ACCORDING TO THEIR EXPORT VALUE Product: 1927 Sugar and molasses 2 1 Rubber 4 Tea 6 Coffee Tobacco 3 Hard fibers (Agave) 10 Oil palm products 11 Cacao products 5 Cassave products 9 Maize and maize products 13 Pepper 7 Kapok products 8 Rice products 15 14 Ethereal oils Quinine products 12 1936 1937 1938 1931 1 2 5 6 4 1 2 4 7 5 1 2 3 6 5 1 6 5 4 3... Landbouw Syndicaat Batavia 27 p Handleiding (1938) Handleiding voor de rubber bereiding Batavia, C.P.V and A.V.R.O.S Reprint of the 3rd edition ordered by the Board for the Netherland Indies, Surinam and Curacao, New York Dec 6, 1943.174 p Huitema, W K (1940) De geschiedenis der rubbercultuur in Nederlandsch-Indie In Dictaat van den cursus over de rubbercultuur Buitenzorg, Den Dienst van den Landbouw p 9-38... Buitenzorg, Den Dienst van den Landbouw p 38-56 Vries, O de (1920) Estate rubber, its preparation, properties and testing Buitenzorg Reprint ordered by the Board for the Netherland -Indies, Surinam and Curacao, New York Feb 29, 1944 649 p Chapter IV THE DEVELOPMENT OF RUBBER RESEARCH IN INDONESIA 1 Early steps in rubber selection 2 Commercial plantings of mother-tree seedlings and their results 3 The development . Department of Agriculture University of Miami Press Coral Gables, Florida THE CHIlONICA BOTANICA CO., WALTHAM, MASS., V.SA. / /0;C-~~;~).: Copyright 1951 by M. J. Dijkman Printed in the United States of America H3:H~V.f AW ao AHOW3:W 3:H~ O~ FOREWORD • In