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2013-05-23 12:21
求翻译：Yuan Longping was a research professor in Hunan in 1973 when he made his major scientific breakthrough.This genetic discovery made it possible to produce high-yield rice hybrids.A commercial hybrid rice plant was produced a year later.This new variety produces crop yields 20% higher than other rice plants and it immedi是什么意思？ 待解决
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Yuan Longping was a research professor in Hunan in 1973 when he made his major scientific breakthrough.This genetic discovery made it possible to produce high-yield rice hybrids.A commercial hybrid rice plant was produced a year later.This new variety produces crop yields 20% higher than other rice plants and it immedi
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