查询词典 salinity

In practice, developments of crop technology include the same sort of practices adopted elsewhere in the world, namely: to utilize soil and plant testing services to predict N and P requirements, the need for soil amendments to improve soil structure, pH and salinity levels, infestation levels of take-all, the need for additional N after crop emergence, and so on; monitoring the crop's development after emergence, which is practised amongst the more advanced growers; and computer assisted services are used to help with these practices.

事实上世界上任何地方发展作物生产技术都包含相同的内容，即：利用土壤和植株测试服务预报氮磷需求，土壤结构改良的要求、pH及盐渍化程度、全蚀病的感染程度、作物出苗后追施氮肥的需要，等等；监控作物出苗后的发育情况已为更多的先进农民所采用；计算机辅助服务也用来帮助这些生产措施。

The results showed that the high catch was mainly observed in 150-153°E, 160-161°E, 0°-2°S in 2007. The maximal catch was found in August, but the highest CPUE in February. With Kolmogorov-Smirnov two sample test methods, the most optimum surface temperature was 29.3-30. 1℃ and the optimum surface salinity 34.0-35.2. The maximal catch appeared at difference temperature of 11 ℃ between 0-200 m and

结果表明：鲣的高渔获量区域主要分布于150°~153°E、160°~161°E，0°~2°S的水域；2007年最高月产量和最高单网平均日产量的月份分别为8月和2月；通过K-S检验，2007年最适表层温度为29.3~30.1℃，最适表层盐度为34.0~35.2；0~200 m、50~200 m水层的垂直温差为11℃时，渔获量达到最大。

In order to investigate the long-term effect of mulch-drip irrigation on the chemical properties of salt-affected soils by the method of time-space transformation. The characteristics of salinity and salt ions distribution in 0～150 cm soil profile in the fields with corn planted for one year and two years. At the same time, the uncropped saline waste land adjacent to the experimental site was taken as the control.

为了研究长期覆膜滴灌对土壤化学性质的影响，该文通过时空转化的方法研究了覆膜滴灌种植春玉米1a和2a的盐碱地土壤盐分及盐分离子在0～150 cm土壤剖面上的分布特征，同时以试验地附近未种植的盐碱荒地作为对照。

The results showed that the salinity and pH had distinct effects on the filtration rate of Paphia undulate.

对盐度梯度分别为24，23，32，36和pH值分别为7.0，7.5，8.0，8.5，9.0梯度下波纹巴非蛤的滤水率进行了测定。

When water temperature was 26.4±0.45℃, salinity 25.50 and pH 8.0~8.2, C. antiquata veliger with an average shell length of 196 μm, after 72 hours of cultivation, reached attachment metamorphosis at a rate of

在水温26.4±0.45℃，盐度25.50，pH 8.0~8.2的条件下，平均壳长196 μm的西施舌壳顶面盘幼虫经72 h培育，幼虫附着变态率为

In the present study, the effect of salinity on the germination for euhalophyte and xerophyte, and the strategies for adaptation of halophytes to extreme saline and arid environments in Xinjiang during seed germination stage were investigated;the osmotic adjustment traits of euhalophyte and xerophyte were also investigated in field and controlled conditions.

本文研究了盐分对真盐生植物和旱生植物种子萌发的影响以及盐生植物种子萌发阶段适应新疆极端盐渍和干旱环境的策略；在野外和室内条件下对真盐生植物和旱生植物渗透调节特性进行了比较研究。

Among the variables selected, soil salinity, soil fertility, and irrigation water quality were the most important limiting factors, accounting for 52% of the total yield gap.

其中土壤盐碱度、土壤肥力和是否咸水灌溉是冬小麦的主要产量限制因子，其引起的产量差为727kghm^(-2)，占总模拟产量差的52%。

The range of salinity and temperature suitable for zoea rearing was 25~35‰ and 23~28℃ respectively.

蚤状幼体适应的盐度范围在25~35%，温度则以23℃为最佳。

Drought, salinity, and low temperature are the most severe natural disaster of many abiological adversities. They can make crop yield reduction, even to death.

干旱、盐碱和低温等非生物逆境是危害作物诸多因素中最为严重的自然灾害，它可以使作物减产，甚至死亡。

High salinity is one of the major abiotic stresses which constraints crop plant growth, development and productivity in many places.

高盐是限制作物生长、发育和产量的最严重的非生物胁迫之一。

They have quite a lot of work to do.

他们有许多工作要做。

Let us give you a more elaborate example of this process.

让我们给你这个过程的更多的详细例子。