石槽水分亏缺最严重，土面次之。
The water condition of stony trough is worse than soil surface.
水分亏缺可使土壤养分的有效性降低。
Water stress can decrease the availability of soil nutrients.
拔节期水分亏缺对干物质累积量影响最大。
Water deficit at jointing stage affected mostly dry matter accumulation.
水分亏缺胁迫导致小麦叶片内源多胺累积。
The water deficit stress resulted in the accumulation of endogenous polyamines in wheat leaves.
降雨的年内分配不均，是造成水分亏缺的原因。
The reason of leading to water shortage of apple was annual rainfall unevenly distributed.
土壤水分亏缺严重或过多均不利于贮藏蛋白的积累。
Accumulation of storage protein tended to be less under severe soil moisture deficit or over plentiful moisture conditions.
在干旱胁迫下，叶片含水量减少，叶片水分亏缺严重。
Under water stress, leaf water content decreased and leaf water deficit intensified.
旱地农业生产的主要限制因素是水分亏缺和土壤贫瘠。
Water deficit and soil infertile is the main limited factor in arid agricultural production.
在人工林地，因水分亏缺形成了严重程度不同的干化层。
In artificial forestland, soil dried layer has been formed because of water deficit.
水分亏缺降低了番茄的光合速率，自生苗较嫁接苗下降明显。
The photosynthesis rate of tomato was declined under water stress, and the decrease of original tomatoes was more obviously than that of grafted tomatoes.
表明水分亏缺显著改变了小麦穗轴维管束系统的显微解剖结构。
It showed that the vascular bundle system of rachis in wheat changed apparently under water deficit.
关于中度水分亏缺对作物生理过程影响的研究作了概括的介绍。
The studies on influences or moderate water deficit on the physiological process of crops were also summarized.
利用盆栽试验研究了水分亏缺对抽穗期小麦穗轴维管束系统的影响。
Pot experiments were carried out to study the effect of water deficit on vascular bundle system of rachis in wheat during heading stage.
在花后10天内轻度水分亏缺，可提高光合速率，并保持较长时间。
Minor water aridity within the first 10 days after blooming, can increase photosynthesis speed for a longer period of time.
结果表明：小麦生育后期不同时段对土壤水分亏缺的敏感程度不同。
The results shows: wheat has different level of sensitivity to water aridity in soil, during the different time period in the last stage of wheat development.
如何准确判断作物水分亏缺程度是有效进行视情精准灌溉的理论基础。
How to detect water stress level in crops accurately is the basis of precision irrigation technique.
除抽穗期水分亏缺外其它各水分处理的水分利用效率呈现增大的趋势。
Except water deficit at tassel stage that the water use efficiency showed a tendency of increasing in the other water treatment.
随施肥量的增加可以有效缓解水分亏缺对小麦生长发育及其产量的影响。
Along with the increment of the fertilization quantity, it can alleviate effectively because of the influence of the water deficit upon the wheat, growth development and its yield.
表明在不同生育期保护酶系统活性的变化在水分亏缺条件下有明显差异。
It showed that the activities of protective enzymes changed apparently in different growth stages under water deficit.
表明在分蘖期适度水分亏缺和增加灌溉次数的水分管理措施具有增产效果。
The results indicated that the water management measure of frequent irrigations under moderate water deficit at tillering stage could increase the grain yield of rice.
作物腾发量受土壤水分亏缺的制约，在不同的生长阶段，影响的大小亦不同。
The quantity of evapotranspiration of crops is limited by soil moisture deficits, in different growth period, the influences is different.
土壤水分供应充足的晴天，苹果幼树叶片水分亏缺影响净光合效率(PN)。
Leaf water deficits influents net photosynthesis efficiency (PN) of the apple leaves on a sunny day when there is enough water in soil.
干旱半干旱区降水少，土壤水分亏缺，林木成活率低、保存率低、生长缓慢。
In the arid and semi arid area, the precipitation is little, soil moisture insufficient and low survival rate, low preserved rate and slow growing of trees.
研究适度水分亏缺对作物生长和水分养分利用的影响对农业生产有一定的科学意义。
Study on the effect of moderate water deficit on growth and water - and nutrient - use has scientific significance in crop production.
干旱(水分亏缺)和高温是我国北方沙漠化地区植物生长季的两个主要环境胁迫因子。
Drought (water deficit) and high temperature are two major constraint factors in the growing season in the desert area of Northern China.
土壤干旱胁迫，其生理过程均受到显著影响，但各项生理指标对水分亏缺的敏感性不同；
The physiological indexes were significantly affected by soil water stress but different sensitivity of each index was showed.
研究结果表明，形成小老树的主要原因是土壤水分亏缺、水分利用率低和土壤肥力不足。
The results show that the main causes of small-old trees are the soil water deficiency, the low water utilization rate and the low fertility in soil.
结果表明，不同时期水分亏缺降低了葡萄新稍生长量，以萌芽期至始花期亏缺影响最大。
The results showed that different stages water deficiency reduced shoot biomass of Fujiminori grape, which was significantly displayed from sprouting period to flowering period.
通过盆载试验，研究了氮、磷营养在水分亏缺情况下对春小麦幼苗相关保护酶活性的影响。
The paper probed into the relations between nutritional elements (Nitrogen, Phosphorus) and protective enzyme system of spring wheat seedling (SWS) under different water level in potted condition.
同时结果表明，由于当地水分亏缺无法满足植被生育期用水要求，导致植被产量下降严重。
The result also shows that due to the water shortage of that area, the water supply cannot meet the demand during the growth period of the plants, the vegetation production drawdowned seriously.
应用推荐