胁迫的

Changes of some root exudates of Lolium multiflorum and Glycine max with PCOPs(1,2,4-TCB and pp'-DDT) stress were studied under hydroponic conditions.

采用水培植物的方法，对以1，2，4-TCB和pp'-DDT为代表的PCOPs胁迫下黑麦草和大蒜的某些根系分泌物含量变化进行了研究。

The results showed that different concentrations of exogenous Panicle shape under heavy metal stress Myriophyllum spicatum Linn root microbial changes in the number of micro-organisms vary.

结果表明，不同浓度的外源重金属胁迫下穗状狐尾藻根表面的微生物的数量变化不尽相同。

The resultsindicated that the appropriate humidity coerce and little apply fertilizer to anticipate the combination, can repress the invalid tiller, regulate a top and bottom of paddy rice part and the nutrimental backlog of the plant and the seed grain allotment.At the same time, according to the experiment data, water and nitrogen fertilizer coupling function was buil t up originally under this condition of experimenting.

结果表明：适当的水分胁迫和少施肥料组合，能抑制无效分蘖，保证水稻正常生长发育，调节水稻地上下部分植株和籽粒的营养物积累分配，减少了肥料使用量和减少水体污染量，具有较好的环境效应和经济效应。

When wheat seedlings were root-stressed osmotically in -0.5 MPa polyethylene glycol solutions in dark for 0,6,12,18,24,30,36,42,48 h,leaf total respiratory rate increased at first within the 0～12 h of stress but decreased afterwards.So were the changes of alternative pathway capacity,its actual operation activity and engagement.

小麦幼苗经-0.5 MPa聚乙二醇(PEG-6000)溶液暗中渗透胁迫0、6、12、18、24、30、36、42、48 h，叶片的总呼吸速率呈现先上升后降低的趋势，交替途径呼吸也表现出相同的变化模式。

All the results indicated:the molecular mechanism for embryoes abortion mediated by calcium may be relevant to some genes, which controlling assenergy transfering oxidoreduction system endomembrane system and cytoskeleton structure system ,transcripted or expressed unnomally.

由以上研究结果初步可以认为：受钙胁迫花生幼胚败育的分子机理可能是与早期幼胚内与能量转化、氧化还原系统运转、细胞内膜以及细胞骨架功能维持相关的功能基因的转录和表达异常有关。

The present findings suggest that membrane lipid peroxidation is due to the excessive accumulation of the O2-..

表明水分胁迫引起的膜伤害可能是由于活性氧的累积所造成的。

Their actions and interactions may adjust the phasic development of wheat to avoid environmental stress.

春化反应、光周期反应和早熟性本身是影响小麦抽穗期的三种重要因素，它们的作用和互作可以调节生育期以应付不同的环境胁迫。

Under the artificial arid condition, the changes of the relative leaf water content,the chlorophyll fluorescence and photosynthetic pigment content of Pistacia weinmannifolia and Pistacia chinensis were studied.

人为模拟干旱条件下，研究了黄连木、清香木幼苗的叶片相对含水量、荧光和光合色素的变化情况，同时对胁迫后期两树种幼苗的生存率也进行了调查分析。

With Pisum sativum L. as tested material, the effects of La with different concentrations (0.05, 0.1, 0.2, 0.4 and 0.8 mg/L) on seed germination, plant growth, peroxidases activity of P. sativum under the Cd stress with different concentrations (0.1, 0.5, 1.0, 2.0, 5.0, 10.0, 20.0, 40.0 and 80.0 mg/L) were studied.

方法］以开白花的豌豆为实验材料，研究了镧不同浓度(0.05、0.1、0.2、0.4、0.8 mg/L)对镉不同浓度(0.1、0.5、1.0、2.0、5.0、10.0、20.0、40.0、80.0 mg/L)胁迫下的豌豆在种子萌发、植株生长、过氧化物酶活性等方面的影响。

After different concentration grades of 2,4-D were added into the vegetative green cells respectively, then H. pluvialis were cultivated under unfavorable growth conditions (24 h light cycle, 5000 Lx, 25°C, nutrition deficiency) to promote astaxanthin accumulation.

在对数生长期的藻液中分别加入一系列不同浓度的2，4-D溶液，然后进行胁迫培养(25°C、24 h、5000 Lx连续光照+营养盐饥饿)，诱导细胞内虾青素的合成积累。

In this paper, the requirement analysis, design and implementation of the system are introduced in detail.

此论文详细介绍了系统的需求分析，系统设计和具体实现。

In the context of economic globalization is increasingly deepening, China's economy can not be spared.

在经济全球化日益加深的背景下，中国经济不可能做到独善其身。