Copy Reference Growing Rubber in Colder Climates
Year:1981 Issue:2
Column: Economy
Author: PENG XIANCHU
Release Date:1981-02-01
Page: 48,49
Full Text:
RUBBER trees usually grow in tropical and subtropical zones south of latitude 17°N. But China has succeeded in raising them in a colder climate as far north as latitude 22°.The Jinghong State Farm in...
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