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品种纯度在农作物种子质量中起着重要的作用,是判定种子是否合格的四大指标之一,并且直接影响优势品种的推广应用。实践证明,要保证常规作物种子纯度要把好五关:
Purity of varieties plays an important role in the quality of crop seeds, is one of the four indicators to determine the eligibility of seeds, and directly affects the promotion and application of the dominant varieties. Practice has proved that to ensure the purity of conventional crop seeds should be a good five off: