density of stomata 表皮气孔密度
Drought resistance differed in maize cultivars partially because of differences in stomata density, size and density of vein of maize leaves; 3.
不同品种玉米叶片的气孔密度、叶脉多少及大小不同，这是品种间抗旱性形成差异的原因之一。
参考来源 - 玉米抗旱性鉴定指标体系及抗旱鉴定指标遗传特性的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
"Our first paper shows connection between temperature, transpiration, and stomata density," Dilcher said in a Indiana University press release.
“我们的第一篇文章揭示了温度与蒸腾作用以及气孔密度之间的联系，”Dilcher在印第安纳大学通讯稿中谈到。
The size and density of stomata are of negative correlation.
气孔大小与密度成负相关。
Under natural drought condition, the density of stomata increased, but relative opening degree of stomata decreased.
在自然干旱条件下，梨树叶片气孔密度增大，而气孔相对开张度却变小。
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