But soil drought stress increases CPT concentration in the leaves, stems and roots of the seedlings.
土壤干旱胁迫明显提高了喜树幼苗根、茎、叶中的喜树碱含量。
Under soil drought stress lamella structure of chloroplast wrenched obviously and there was a black area, which had high electron density in the middle of chloroplast.
在土壤干旱胁迫下，叶绿体的片层结构发生严重的扭曲并在中央部分形成电子密度较高的黑色团块物质。
Under soil drought stress conditions, drought - resistant varieties (species) accumulated comparatively higher free proline content than those in the less drought - resistant varieties.
土壤干旱胁迫导致游离脯氨酸大量累积，抗旱品种(种)比不抗旱的累积量要大。
It was lightly influenced by bulk of reserved water adjustment in drought stress, but the absolute reserved water adjustment was depended on SAP flow, which influenced by soil water conditions.
干旱胁迫对贮存水调节量的影响不显著，但是绝对调节能力随干旱胁迫程度的增加而增加。
Soil water-stress led by longer drought in summer could also influence soil respiration rate obviously.
长时期夏季干旱造成的土壤水分胁迫也明显影响土壤呼吸速率；
Bothriochloa ischaemum; Chlorophyll fluorescence; Soil nutrient; Rehydration after drought stress;
白羊草；叶绿素荧光；土壤养分； 旱后复水；
Cucumber requires high soil moisture, it almost suffers drought stress by cultivating and managing improperly in actual production, leading to reduction of output and low quality.
黄瓜对土壤的湿度条件要求较高，在实际生产中经常会因栽培管理不善受到干旱胁迫的影响，造成减产和品质下降。
The photosynthesis rate will increase with the descendant leaf potential and soil potential, which demonstrates that Masson pine has much higher productivity of drought stress.
同时，光合利用效率随叶水势、土壤水势的下降总体呈上升趋势，说明马尾松具有较高的耐旱生产潜力。
The photosynthesis rate will increase with the descendant leaf potential and soil potential, which demonstrates that Masson pine has much higher productivity of drought stress.
同时，光合利用效率随叶水势、土壤水势的下降总体呈上升趋势，说明马尾松具有较高的耐旱生产潜力。
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