Of evil grain, no good seed can come.

坏谷无好种。

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Natural test weight of grain seed is an important index of grain quality and grade.

粮食籽粒的自然容重是粮食质量和等级的重要指标。

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Natural test weight of grain seed is an important index of grain quality and grade.

粮食籽粒的自然容重是粮食质量和等级的重要指标。

youdao