种群1是中华根瘤菌属。

The group 1 was Sinorhizobium.

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根瘤的器官内有维管组织穿过。

The organ is penetrated with vascular tissue.

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根瘤菌的主要侵入点是植物的根须。

The primary invasion site of Rhizobium is the root hair of the plant.

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这些根瘤的形成过程已被研究了许多年。

The formation of these nodules has been the object of study for many years.

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群1中华根瘤菌属；

The group 1 were Sinorhizobium;

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小小的葡萄根瘤蚜虫是如何引发那场酒界灾难的？

How did the small bug Phylloxera cause the great French wine blight?

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摘要：小小的葡萄根瘤蚜虫是如何引发那场酒界灾难的？

ABSTRACT: How did the small bug Phylloxera cause the great French wine blight?

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摘要：小小的葡萄根瘤蚜虫是如何引发那场酒界灾难的？

ABSTRACT: How did the small bug Phylloxera cause the great French wine blight?

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