词条 | guayule |
释义 | guayule plant ![]() Rubber was extracted in Mexico from wild plants during the early 20th century, and vigorous efforts were made to cultivate guayule in the southwestern United States during World War II. Commercial production of guayule rubber ceased soon after the end of the war, but Mexico kept working on its development, and research plantings have been continued in Spain, Turkey, and the United States. |
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