The results showed that SPAD, photosynthesis rate, leaf area, plant height, the fresh and dry weights of stem and leaf were lower under sub-low temperature than those of optimal temperature.

 
  • 结果表明,黄瓜叶片SPAD值、光合强度、叶面积、株高、茎和叶的鲜、干质量均是亚低温处理低于适温处理;
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