These toxins were applied to the seedling cuttings of cotton plants ( DPL-15 ) .

  • 配制相同浓度的不同致病力类型菌株的毒素液,它们的培养滤液、粗毒素或纯毒素对棉苗的致 萎 能力相同.

  • 互联网摘选 2025-01-18 12:47:38

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