干旱

The bad environment,such as low temperature,drought,salt,is a very important nonbiological force factor influence agricultural production and ecological environment.

不良环境如低温干旱盐渍，是影响农业生产和生态环境的一个非常重要的非生物胁迫因素。

They have thus been able to colonize the drier habitats that are inaccessible to the nonvascular bryophytes.

因此，比起不具维管的苔藓类植物，维管植物可以在较干旱的陆地上栖居。

Nyoro faults the government for being blindsided by the crisis.

Nyoro 指责政府没做好准备，而被这场干旱出其不意地袭击。

The variation tendency of river runoff,precipitation and temperature over drainage areas of the major rivers in Qinghai province was analysed by using nearly 38 years observative data.

通过分析近38年青海省主要河流径流量及其流域降水、气温的变化趋势，着重研究了干旱气候对青海地表水资源的影响。

The first wells were drilled into the Ogallala during the drought years of the early 1930's.

20世纪30年代初，奥加拉拉正处于干旱时期，人们打出了第一口井。

The most dramatic example is the Ogallala aquifer,the largest underground water source in the world.this enormous reserve runs through the agriculturally critical high plains states,from south Dakota to central texas.over-pumping for irragation has drained some parts of the aquifer dry and persistent regional drought has stifled refill by underground streams.

过多地采集地下水用于灌溉已经使地下水层的一些地方干枯，而且持续的区域性干旱也使地下河不能补充地下水层。

Indicating that the oppositifolious maize adapted to drought condition better than alternative did.

表明对生比互生玉米对干旱条件的适应性较强。

In the recent 30 years of the Guhai water-lifting project ,shortage middle arid zone society and the economic development it has made great contribution to since the outly was shortage for a long time,the project facility cannot obtain the immediate service,aging day by day.

固海扬水工程近30a来，为宁夏中部干旱带的社会及经济发展作出了巨大贡献，但是由于长期以来经费短缺，工程设施得不到及时维修，老化日益加剧，为了对宁夏固海扬水工程设施老化状况作出定量的科学评价，通过长期实践并结合数学理论知识，建立了固海扬水渠道工程老化现状评价的数学模型，为固海扬水工程进一步改造和规划提供科学决策的依据。

Littiedalea racemosa, Carex moorcroftii, Oxytropis, Astragalus, and the merits of all Poa can be planted in drier areas.

扇穗茅，青藏苔草，棘豆，黄芪和曲直早熟禾等都可以种植在较干旱少雨的地方

Increase in SOD and POD activities in Paeonia suffruficosa leaves enhanced the resistance to drought stress.

干旱胁迫下，牡丹叶片SOD和POD活性增强，在一定程度上提高了植株的抗旱能力。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。