npq
- abbr.体能不合格(not Physically Qualified)
![npq](../cache/638460.jpg)
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However , no significant increase of NPQ was detected during drought stress under low light conditions .
此外,低光干旱胁迫没有导致NPQ显著增加。
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QP 、 NPQ were correlated negatively with important economic traits .
qP、NPQ与主要经济性状间的相关系数为负值。
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Before treatment , the treatment group and control group in general , NPQ and VAS score was no significant difference ( P 0.05 ) . 2 .
结果1、治疗前,治疗组与对照组的一般情况、NPQ及VAS评分无显著差异(P0.05)。
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From the measured data are available in different concentrations of acid stress , qP values of all clones and NPQ values were increased significantly .
由测定数据可得,在不同浓度酚酸胁迫下,各无性系qP值和NPQ值均大幅上升。
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In contrast , non-photochemical quenching ( NPQ ) increased significantly during drought stress and was the important photoprotection mechanism during drought stress under high light conditions .
比较而言,在整个高光干旱胁迫期间非光化学猝灭(NPQ)显著的增加,表明热耗散是高光干旱胁迫期间重要的光保护机制。
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Fig.4 Response of NPQ to PFD in control and Fe-deficient plants . The left side is maize ; the right side is soybean .
图4对照及缺铁植株非光化学猝灭光化学效率(PQ)光强的响应。左侧为玉米,右侧为大豆。
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At low temperature and low irradiance , NPQ of grafted plants ascended evidently . It indicated that NPQ could effectively dissipate a portion of energy .
低温弱光胁迫下,黄瓜嫁接苗NPQ明显升高,说明NPQ有效地耗散了部分能量。
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Non-photochemical quenching ( NPQ ) which depends on the xanthophyll cycle protects the photosynthesis apparatus from inactivation and damage caused by excess excitation energy .
依赖于叶黄素循环的非光化学猝灭(NPQ)能够保护植物光合机构免受过剩激发能的破坏。
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At the differ treatment periods and at 40 ℃ / 30 ℃, The Fo and NPQ of grafted and own-rooted seedlings were in accordance with CK .
在40℃/30℃时,黄瓜幼苗叶片Fo、NPQ变化趋势均和对照一致,嫁接苗的增幅小于自根苗。
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Although both NPQ of WT and antisense transgenic plants increased markedly under chilling stress in the low irradiance and high light stress , there was no difference between WT and antisense transgenic plants .
在强光和低温胁迫过程中野生型和转反义基因植株的NPQ都上升,但两者的NPQ基本没有差别。
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The results showed that the chlorophyll fluorescence parameters Fv ' / Fm ' , qP and Φ PS ⅱ decreased with the increase of actinic light intensity , but qN and NPQ increased .
结果显示,随着作用光强的增加,叶片Fv'/Fm'、qP和ΦPSⅡ呈下降趋势,qN和NPQ表现为上升。
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In addition , choline chloride treat-ment increased the non-photochemical quenching ( NPQ ) ( Fig.3D ) and the proline content ( Fig.5 ) in chilled leaves under weak light .
提高了非光化学猝灭系数(NPQ)和脯氨酸的含量。
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Non-photochemical quenching ( NPQ ) in Nenjiang spruce increased under slight drought , it indicated that heat disseminates which possess photoprotective effect increased , and this function of Korean spruce was not obvious .
嫩江云杉在轻度的干旱下非光化学猝灭(NPQ)上升表明,嫩江云杉起光保护作用的热耗散提高,红皮云杉这方面的作用不明显。
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The differences of NPQ between them were significant at 9:00 and 12:00 , and the value of NPQ of treated samples increased to 47 % in morning and decreased to 15 % in afternoon ( P < 0.05 ) .
NPQ在9:00和12:00与对照间的差异显著(P<005),午前平均增幅高达47%,午后平均增幅减至15%。
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They increased in electron transport rate ( ETR ) and non-photochemical quenching ( NPQ ) with strong daytime light , which indicated that they counteracted photo-inhibition and protected photosynthetic structures by increasing respiration and thermal dissipation .
电子传递速率(ETR)和非光化学猝灭系数(NPQ)随日间光强的增大而升高,表明三叶漆可能通过增强光呼吸和热耗散抵御光抑制、保护光合机构。
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QP of Prunus armeniaca increased as degree of soil water stress aggravated while that of Hippophae rhamnoides showed the opposite trend ; NPQ of Prunus armeniaca and Pinus tabulaeformis reached their highest level under mild water stress .
山杏的qP随着土壤水分胁迫程度的加剧,呈逐渐增大的趋势,而沙棘则表现出与山杏相反的趋势;山杏和油松的NPQ在轻度水分胁迫下最大,其后有所减小。
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We also detected a significant increase of NPQ in the stressed leaves of both cultivars , which indicated that the mechanism of thermal dissipation had been started to dissipate excess light energy , and protect the plants from photo-inhibition and photo-oxidation .
缺钾叶片NPQ显著上升,说明钾胁迫下的水稻叶片通过启动热耗散机制耗散过剩的激发能,以减轻因PSⅡ吸收过多光能而引起的光抑制和光氧化从而保护光合机构免受伤害。
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Being dehydrated for 12 hours , the detached leaves still had certain ability of light energy conversion . Whereas the values of qP , Φ PS ⅱ, qN and NPQ were significantly decreased after the leaves were dehydrated for 24 and 36 hours .
离体叶片脱水胁迫12h后,仍有一定的光能转化能力,但脱水24h和36h后,qP、ΦPSⅡ、qN、NPQ都明显下降。
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However , the contents of chlorophyll and soluble protein , apparent quantum yields , photosynthetic rate of light-saturation , F_v / F_m and Ф _ ( PS ⅱ) were enhanced , and NPQ was reduced when the plants were treated by high-concentration nitrogen .
较高浓度氮素营养的小麦叶片中叶绿素及可溶性蛋白含量、表观量子效率及光饱和速率明显增加,NPQ降低,Fv/Fm及ФPSⅡ有升高的趋势。
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Exogenous Spd decreased 1-qP / qN , NPQ and DEPS in leaves of cucumber seedlings during hypoxia stress , showing that exogenous Spd did not alleviate photo-inhibition of cucumber seedlings by xanthophyll cycle through dissipation excess energy under hypoxia stress .
外源Spd降低了低氧胁迫下黄瓜植株的1-qP/qN,同时也降低了NPQ和DEPS,说明Spd并不是通过增强叶黄素循环来耗散过剩光能从而缓解光抑制。
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In the early and mature stages of leaf growth , the photosynthetic water potential compensation points ( the leaf water potential at zero net photosynthetic rate ) was-3.65 MPa and-5.76 MPa respectively , and the NPQ initial water potentials were-2.20 MPa and-6.63 MPa , respectively .
m-2.-s1;叶生长初期和叶成熟期净光合速率水势补偿点(净光合速率为0时的水势)分别为-3.65MPa和-5.76MPa,NPQ初始水分胁迫水势分别为-2.20MPa和-6.63MPa。
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It also decreased the photochemical efficiency (Δ F / Fm ′) of PS II under actinic light , electron transport rate ( ETR ) and ATP content per unit leaf area but increased the intercellular CO 2 concentration and non photochemical quenching of chlorophyll fluorescence ( NPQ ) .
同时,光系统Ⅱ光化学效率(ΔF/Fm′)、电子传递速率(ETR)和单位叶面积ATP含量均降低,而胞间二氧化碳浓度(Ci)和叶绿素荧光非光化学猝灭(NPQ)增加。