soil drought

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。

Temporal characteristics of abnormal soil drought in the Loess Plateau of China

黄土高原土壤干旱异常阶段特征

Impacts of CO_2 Enrichment and Soil Drought on C, N Accumulation and Distribution in Stipa Baicalensis

高CO2浓度和土壤干旱对贝加尔针茅C，N积累和分配的影响

soil parched by drought

旱灾造成的焦干的土壤

A drought model of soil moisture in seedtime of winter wheat in north of China

中国北方冬小麦播种期底墒干旱模型

Response of growth and some physiological characters to soil drought stress in Myrica rubra Biet

土壤干旱胁迫对杨梅生长及部分生理特性的影响

In the red soil region in the south of China, serious seasonal drought exists. It is important to quantify the soil drought degree and soil-crop drought threshold for drought evaluation and soil water management.

我国南方红壤地区存在严重的季节性干旱，定量研究土壤干旱程度并确定土壤&作物系统干旱阈值对干旱评价和土壤水分管理具有很重要的意义。

Influence of temperature on vegetation growth had two aspects. On one hand, high temperatures led to higher plant respiration than photosynthesis; On the other hand, rising temperature led to enhanced evapotranspiration which caused soil drought, and vegetation growth was restricted. 6.

气温对植被生长的影响，一方面表现在气温过高导致植物的呼吸作用高于光合作用；另一方面表现在气温上升导致蒸散发增强，土壤发生干旱化，植被生长受水分制约。

The rice roots can adapt to drought best from returning green stage to before jointing booting, It is easy to lead to premature senescence of rice roots if soil drought at later growth stages. 7.

不同生育期水稻根系对干旱的反应，以返青期至拔节孕穗前适应能力最强，后期土壤干旱，易导致其根系早衰。

The impacts of soil drought stress on the biomass and growth value are all negative. Moreover, the impact is more remarkable with the aggravating drought degree.

土壤干旱胁迫对贝加尔针毛的生物量、生长量的影响均为负效应，且干旱程度的加重使影响更明显。

Effect of Soil Drought on PEP Carboxylase Activity in Maize Seedlings

干旱对玉米幼苗PEP羧化酶活性的影响

Tommy Carter started working on drought resistent soil beans drought-resistant soybeans in 1981.

1981年,汤米?卡特开始致力于研究抗旱大豆.

Over-farming and drought led to400,000 square kilometers of prime top soil blowing away in the wind in the1930s, exacerbating, and exacerbated by, the Great Depression.

在上个世纪30年代，过度耕作以及干旱导致了40万平方公里的优质表层土壤被风刮走，这种恶果既加剧了大萧条，同时也是被大萧条所加剧。

Soil drought reduced moisture content and nitrogenase activity of nodules.

土壤干旱降低田菁根瘤的含水量和固氮活性.

Climatie condition of runway area in Xining airport was reported ang the soil, vegetation and grow of drought-resistant and salt-tolerant plants were discussed.

简要报道了曹家堡机场飞行区的气候特点，讨论了土壤、植被和耐旱耐盐碱植物的种植结果。

Analysis on the Drought and Flood Background of Large Rivers of China in Flood Season On the Effects of Soil and Water Conservation Projects on Disaster Reduction for the Flood Prevention of Large Rivers

我国主要大江大河汛期旱涝灾害的背景分析论水土保持工程在大江大河防洪减灾中的地位与作用

The results indicated that direct reasons for causing the severe shortage of soil water and the difficult restoration of vegetation were an enormous evaporating capacity and longterm drought in the dry season.

结果表明：旱季干旱指数大、持续时间长是干旱河谷土壤水分严重亏损及植被恢复困难的直接原因；

Effect of Soil Drought on Electron Transport Rate and Photophosphorylation Level of Different Green Organs in Wheat

土壤干旱对小麦绿色器官光合电子传递和光合磷酸化活力的影响

Osmotic stress was used to testify the effects of soil drought on photosynthesis, gas exchange and activities of PS reaction center.

采用PEG渗透胁迫的方法，进一步验证了干旱对草莓光合作用、气体交换以及光合反应中心活性的影响。

The results showed that the soil drought stress lengthened root length, decreased the dry biomass of root and stalk and the growth value of basal diameter and stalk height.

对高CO2浓度和土壤干旱胁迫响应的研究结果表明：干旱胁迫可使杨柴根系伸长，根生物量、地径、主茎高和茎生物量下降；

Deals with the physiological adaption of winter wheat seedling's root to soil drought.

采用盆栽试验对冬小麦幼苗根系适应土壤干旱的生理学变化进行了初步研究.

Soil drought stress put remarkably adverse impact on all of them, and the negative impact increased with drought degree aggravating.

土壤干旱胁迫对4种植物都产生显著的不利影响，且均随干旱程度的加重而负效应加重；

Rainfall has slight influence on soil moisture of upland during drought season.

旱季降雨对坡地水分影响较小.