In the spring of 1961, Yuan planted the seeds of the mutant in a pioneering field, proving that the plant, discovered in 1960, w-未来题库

In the spring of 1961, Yuan planted the seeds of the mutant in a pioneering field, proving that the plant, discovered in 1960, w

In the spring of 1961, Yuan planted the seeds of the mutant in a pioneering field, proving that the plant, discovered in 1960, was a "natural hybrid rice".

A.正确

B.错误

正确答案：A

Tags:The discovered pioneering

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