查询词典 water and soil

In experiment,we controlled soil moisture by methods of artificial rainfall and restoring water in soil post;soil treatments included non-cover,mealie haulm cover and gravel cover.

在干旱半干旱的黄土高原和广大的荒漠地区，林地的生态系统十分脆弱，土壤水分动态制约着这些地区生态恢复与植被重建工程的可持续性[1]。

The results show that because of saline water blending irrigation, the soil salt is cumulated, salification degree has positive correlation with irrigation water mineralization, soil sodium adsorption ratio increase and its impacted depths are different with mineralization degrees.

结果表明，微咸水灌溉后土壤积盐程度与灌溉水矿化度呈正相关；微咸水灌溉会使土壤饱和浸提液的SAR升高，且影响深度因灌溉水矿化度而异。

The soil water content, soil water potential decreased and the desiccated layers grew with the number of growing years of alfalfa.

表层土壤(0-20cm)的轻组有机碳、微生物体碳和氮均随生长年限的增加而增加。

YTG solidating agent will jelling with soil granule,A new kind of lattice appears in soil.The compressive effect will make the connection among lattice more tight.YTG improve the physical and mechanical behavior of soil.And this kind of jelling effect can process in water and air.

通过对YTG岩土固化剂在渠道防渗实际工程中的应用，分析论证了YTG与土颗粒胶凝在一起，形成新的格构，初期施工的压实效应会使格构间联系的更加牢固，YTG改善了土的物理力学性能，发挥了固结剂的强度。

The content of capillary water and the former content of soil water are highest along the whole soil profile on garden plot.

毛管蓄水量和前期含水量具有极显著的正相关，整个剖面毛管蓄水量和前期含水量都以园地最高。

The results showed that pH in the 0 ~ 10 cm soil depth was decreased by 0.27, 0.44 and 0.08, 0.18, and soil exchangeable Al was increased by 4.43% and 2.38%, respectively, after leached with pH 3.5 and pH 4.5 simulated acid rain, compared with deionised water check, while pH in the10 ~ 50 cm soil depth was not changed sig...

结果表明，与去离子水CK相比，pH3.5和pH4.5模拟酸雨淋洗后0~10cm土层pH分别降低了0.27、0.44和0.08、0.18个单位，土壤交换性Al含量分别增加了4.43%和2.38%；而10~50cm土层pH没有显著变化。

In order to solve the problem of decline in land productivity and spread of soil mediated disease like Fusarium wilt in banana orchard caused by degradation of land quality, integrated measures including soil disinfection by application of modified lime nitrogen, decontamination by irrigation water, continued soil disinfection and field experiment were carried out in an abandoned banana orchard.

针对我国香蕉主产区蕉园土壤退化引起的土地生产力疲劳、毁灭性土传病害泛滥、养分不均衡等问题，通过田间试验研究了改性石灰氮综合措施防治香蕉枯萎病的效果。

Soil water characteristic curve is one of important parameters for modeling waterflow and solutes transport.

0引言土壤水分特征曲线(soil water characteristic curve，SWCC)是表示土壤水吸力和土壤含水量之间关系的曲线，是模拟土壤水分运动和溶质迁移的重要参数之一。

The main results are as follows:(1) In unsteady phase, ground fissures caused by collapsing facilitate the loss of soil water. The soil water content of fissure district is about 50% less than that of non-fissure district of subsidence area, which close to or below wilting coefficient. This will be a great threat for the survival and growth of vegetation.

取得的主要进展和认识如下：(1)塌陷非稳定阶段，塌陷裂隙对土壤水分散失具有重要影响，与塌陷区非裂缝带土壤水相比，塌陷裂缝部位土壤水分损失几乎达50%，接近或低于凋萎系数，对植被生存、生长构成威胁。

During the whole growing period of tobacco plant, the change of evapotranspiration showed a single–peak curve. The evapotranspiration and soil evaporation increased. as soil water content increased.Tobacco water consumption of tobacco was related to yield through a binomial function.

随土壤含水量增加，烤烟各生育时期的耗水量和棵间蒸发量增大，全生育期内烤烟的耗水量呈单峰曲线，耗水量与烟叶产量呈二次曲线关系。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。