There was little SAP flow at night.
夜间仍维持较低液流速率。
Study on volume and velocity of stem sap flow of Haloxylon ammodendron by heat-pulse technique;
采用热脉冲法对梨树树干液流速度径向变化规律进行了系统研究。
This paper reviewed the principles of heat technique and its application in studying stem sap flow.
综述了热技术方法测定树干液流的基本原理和不同适用范围。
There exists a multi linearship between the stem sap flow velocity and the soil moisture, soil water potential.
油松树干液流速率与土壤容积含水量和土壤水势呈明显线性相关关系。
Air temperature and accumulation of stem SAP flow's diurnal change showed uniform trend with trunk stem SAP flow.
大气温度、累计液流量日进程变化趋势与树干液流相一致。
At night, the ascent of SAP flow could be observed in the above main tree species owning to the existence of root pressure.
夜间，胡杨同样存在明显的树干液流现象，这主要是由根压引起的。
Sap flow flux was influenced by sapwood area size, and decreased progressively from the base along the trunk to the top of tree.
不同树干高度液流通量的变化受边材面积大小的影响，自基部沿树干高度递减；
The sap flow velocity of Quercus variabilis was 5~10 times higher than that of the Pinus tabulaeformis on a monthly average basis.
栓皮栎月平均树干液流速率较油松的月平均树干液流速率高5-10倍。
The stem sap flow of T. ramosissima presented a single-peaked curve, with an obvious day and night variation rhythm and fluctuated with environment factors.
多枝柽柳的茎干液流呈单峰曲线型，有明显的昼夜变化规律，茎干液流随环境因子变化而波动；
In sunshine, cloudy and rainy days, the most important environmental factors to stock SAP flow rate were air temperature, solar radiation and rainfall, respectively.
晴天、阴天、雨天影响树干液流速率最重要的环境因子分别是空气温度、太阳辐射和降雨量。
The interest phenomena found was that there was sap flow in nighttime, although it was faintly, which would be stem water restoration and storage for day transpiration.
也证明夜间有微弱液流存在，这是树体水分恢复和储水阶段，以备来日耗水之用。
It was lightly influenced by bulk of reserved water adjustment in drought stress, but the absolute reserved water adjustment was depended on SAP flow, which influenced by soil water conditions.
干旱胁迫对贮存水调节量的影响不显著，但是绝对调节能力随干旱胁迫程度的增加而增加。
Analyzing the actual research progress and targets, we can make a conclusion that Thermal Dissipation Method will be the vital techniques on stem SAP flow measurement and calculation in the future.
对现有的研究成果和研究目标进行分析认为，热扩散方法将成为未来几年研究树木液流的重要测算方法。
There is a "risk of strangulation" if metal fasteners impede the flow of sap.
如果金属固件阻碍了树液的流动，将会有“窒息”的风险。
There is a “risk of strangulation” if metal fasteners impede the flow of sap.
如果金属固件阻碍了树液的循环，植物将会有“窒息”的风险。
The sweet sap is collected from maple trees in the spring when freezing and thawing cycles cause it to rise and flow from taps hammered into tree trunks.
这种甜的枫树液在春季采集，反复的冻融导致它上升沿着打进树干的导管流出来。
The river's natural flow is from west to east, into the Mekong. But the Mekong becomes so swollen with monsoon rain that it pushes water uphill, back up the Sap river.
河水由西向东自然流动，汇入湄公河，但是湄公河已经饱和了，它将河水向上倒逼回洞里萨河。
The river's natural flow is from west to east, into the Mekong. But the Mekong becomes so swollen with monsoon rain that it pushes water uphill, back up the Sap river.
河水由西向东自然流动，汇入湄公河，但是湄公河已经饱和了，它将河水向上倒逼回洞里萨河。
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