他们认为，最早发展水稻农业的狩猎采集者一定是在这个南部地区，在现在野生水稻明显的地理范围内。
They argue that the first hunter-gatherers to develop rice agriculture must have done so in this southern zone, within the apparent present-day geographic range of wild rice.
袁先生花了四年时间寻找一种可以杂交的野生水稻品种。
Yuan spent four years looking for a wild rice strain that could be crossed.
研究人员发现，籼稻和粳稻彼此的相同点多于它们各自与野生水稻的相似处。
The researchers found indica and japonica have more in common with each other than either has with wild rice.
这些有利的基因也仍然保留在某些品系的野生水稻中，因为它们对适应其它气候或环境有利，他说。
Those favorable genes are still around in wild rice species because they were valuable for plants in other climates or situations, he said.
IRRI农作物科学家之一约翰·希伊计划对该研究所收集的6000种野生水稻进行筛选，以弄清哪些品种易于进行C4光合作用。
John Sheehy, one of IRRI's crop scientists, plans to screen the institute's collection of 6, 000 varieties of wild rice to see if any of them display a predisposition for C4 photosynthesis.
IRRI农作物科学家之一约翰·希伊计划对该研究所收集的6000种野生水稻进行筛选，以弄清哪些品种易于进行C4光合作用。
John Sheehy, one of IRRI's crop scientists, plans to screen the institute's collection of 6,000 varieties of wild rice to see if any of them display a predisposition for C4 photosynthesis.
IRRI农作物科学家之一约翰·希伊计划对该研究所收集的6000种野生水稻进行筛选，以弄清哪些品种易于进行C4光合作用。
John Sheehy, one of IRRI's crop scientists, plans to screen the institute's collection of 6,000 varieties of wild rice to see if any of them display a predisposition for C4 photosynthesis.
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