This phenomenon is mainly caused by the stomatal resistance.
这种现象是由于受气孔阻力的影响所致。
We suggest that the protoplasm of guardcell involved in stomatal movement.
因而提出保卫细胞原生质在气孔蒸腾中的作用值得进一步研究。
The midday depression of photosynthesis was due to the stomatal limitation.
强光下光合作用“午睡”的原因是气孔限制。
Meanwhile, the stomatal conductance was related to the net photosynthesis rate.
气孔导度与净光合速率具有相关性。
Low light has significant influence on stomatal length and width of flag leaves.
光照强度减弱对剑叶气孔大小有显著影响。
Diurnal maximal value of stomatal conductance and transpiration was seen at 15:00 h.
气孔导度和蒸腾速率的峰值均出现在15：00时。
Hydrogen peroxide (H2O2) is an important signal molecule that induces stomatal closure.
过氧化氢(H2O2)是一个重要的信号分子，可以诱导气孔关闭。
Both of the two measures reduced the limitation of photosynthesis by non stomatal factors.
两种隔盐处理均可降低非气孔因素对光合的限制。
The net photosynthetic rate was in accord with both stomatal conductance and water potential.
净光合率的提高与气孔导度及水势的提高有一致趋势。
The pattern made by the cells of a leaf’s stomatal openings can help paleobotanists to identify it.
叶子气孔细胞的这种活动方式有助于古植物学家识别它。
The stomatal conductance of crops is higher in the new oasis before noon, it is contrary in afternoon.
午前，气孔导度呈现出新绿洲作物大于老绿洲作物的现象，午后则恰好相反；
The results show that stomatal transpiration is the major form of water consumption of Sabina vulgaris.
结果表明，气孔蒸腾是臭柏水分消耗的主要形式。
When relative soil water is below 75%, the cause of photosynthesis rate drop is non-stomatal limitation.
当土壤相对含水量低于75 %，光合非气孔限制因素开始出现。
The loss of B. pendala was mainly due to biochemical limitation as stomatal conductance decreased only slowly.
玉蕊诱导状态的消失主要与生化限制有关，因为此时它的气孔导度仍维持相对较高的值。
Stomatal closure, stomatal conduction and transpiration consisted with diurnal changes in leaf photosynthesis.
气孔开闭、气孔导度和蒸腾作用一日中的变化与光合作用的日变化基本吻合。
The stomatal diffusive resistance (SDR) of leaves is one of the indexes of the air-filtering ability of plants.
叶片气孔扩散阻抗大小是植物净化空气能力的指标之一。
Thus the stomatal characteristics were regarded as reference indicators in evaluating the soybean drought resistance.
气孔特性与抗旱性有一定的关联，可作为评定大豆抗旱性的参考指标性状。
The changes of net photosynthetic rate was related mainly to stomatal conductance and intercellular CO2 concentration.
净光合速率主要的影响因子为气孔导度和胞间CO2浓度。
Using the Improved Scrape-making Method, studies were made on the stomatal distribution and its density in rice leaves.
用改良刮制法研究了水稻叶片的气孔分布与气孔密度。
The ontogeny of pinna epidermis and stomatal apparatus in Encephalartos gratus Prain have been observed with LM and SEM.
用光学显微镜和扫描电镜对合意非洲铁羽片表皮及气孔器的发育过程进行观察研究。
There was no significant difference in LL/LW, P/S, epidermal thickness and stomatal density along the elevation gradient.
叶长宽比、P/S的比值、表皮厚度与气孔器密度无明显差异。
Conversely, when atmospheric carbon dioxide is low, stomatal density tends to increase - it's like getting more mouths to breathe with.
相反，当大气二氧化碳浓度低时，气孔密度似乎增加了——就像长出更多的嘴来呼吸。
The stomatal index and transpiration rate changed regularly during three-steps transplantation and the survival rate was over 70 %.
三步移栽炼苗过程中气孔指标及蒸腾强度呈规律性变化，幼苗成活率在70%以上。
There is a great effect between photosynthetic speed and light intensity, air temperature, relative humidity and stomatal resistance.
光照强度、气温、湿度和气孔阻力等因子对光合作用产生显著影响。
But how SO2 induces stomatal movement and guard cell death, and which kinds of signals involved in the procedure have not been reported.
但SO2如何影响气孔运动及诱导细胞死亡，以及这些过程中涉及到的调控机制，尚未见报道。
Treatment with Tween-80 (concentration 0.02-2%) of leaves of maize seedlings induced obvious changes of stomatal movement and transpiration.
吐温- 80(浓度0.02 ~ 2%)处理后，引起玉米苗气孔运动及蒸腾作用的显著变化。
The results showed that stomatal density of flag leaves has significant difference among types and varieties, which is a character of variety.
研究结果发现，剑叶的气孔密度在水稻类型间和品种间具有明显差异，是一个品种特性。
Chlorophyll and carotene content in tomato leaves increased, while net photosynthetic rate, stomatal conductance and transpiration rate declined.
番茄叶片中叶绿素、类胡萝卜素含量增加；但净光合速率、气孔导度、蒸腾速率下降。
The results showed that application of manganese fertilizer lessened the stomatal and non-stomatal limitation on maize photosynthesis performance.
结果表明，施用锰肥能降低光合作用的气孔限制和非气孔限制，显著提高夏玉米光合能力。
The results showed that application of manganese fertilizer lessened the stomatal and non-stomatal limitation on maize photosynthesis performance.
结果表明，施用锰肥能降低光合作用的气孔限制和非气孔限制，显著提高夏玉米光合能力。
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