英语人>网络例句>moisture in the soil 相关的网络例句
moisture in the soil相关的网络例句

查询词典 moisture in the soil

与 moisture in the soil 相关的网络例句 [注:此内容来源于网络,仅供参考]

To improve the purple soil storage capacity, to prevent soil erosion in hunan province, the choice of HengYangXian 20o purple soil slope, setting Guan waste land, grassland, natural forest and grassland and agrimony slight composite 4 processing, the water treatment performance and its mechanism, and the results show that, compared to the purple soil LuoDe HuangShanPo ground implement agrimony and three-dimensional planting trees for 1-2 years later, reduce soil bulk density 0.10 g/cm3 0.09 ~, soil porosity, permeability of soil moisture 14.01% increase rate increase 2.20 ~ 2.29 times.

为提高紫色土蓄水能力,防止水土流失,在湖南省衡阳县选择20o 左右的紫色土荒山坡地,设置祼地、自然草地、龙须草地和龙须草与林地复合4 个处理,比较分析各处理贮水性能及其改良机理。结果表明,与裸地相比,在紫色土荒山坡地上实行龙须草与林木立体种植1~2 年后,土壤容重降低0.09~0.10g/cm3,土壤总孔隙度增加14.01%,土壤水分渗透速率提高2.20~2.29 倍。

The penetration experiment not only indicates a quantitative method to evaluate the homogeneity or anisotropism of a soil sample, but also supplies a completely new method for us to deeply understand the modification mechanism and effect of soils, moisture migration in soil, contaminant dispersion and failure mechanism of soil.

贯入试验还从能量学的角度给出了一种评价土样均质性和各向异性的定量方法;此外,贯入试验还为我们深入了解土质改良机理和效果、土中水分迁移、污染物的弥散以及土样的破坏机理等提供了一种全新的方法。

In terms of the question of soil moisture uniformity for line source drip irrigation, experiments were conducted to study the effects of dripper discharge and irrigation water supply to soil moisture uniformity.

本文同时针对线源滴灌均匀性问题,通过试验研究了滴头流量和灌水量及滴头间距对土壤湿润带内水分分布均匀性的影响。

Soil bulk density of Z treatment was gradually increased in three years, which was significantly higher than that of C treatment in 0~20cm soil layer. 2.2 Effects of tillage systems on soil moisture content There was significantly positive correlation between soil pondage and rainfall of the same period in R, H and Z treatments, and the correlation coefficient was higher than C, especially the H treatment, its correlation coefficient was 0.70**, which reached a highly significant level, and its soil water retention was better than C.

免耕模式土壤容重在0~20cm均逐渐增高,最终显著高于常规耕作模式。2.2耕作模式对土壤水分的影响 0~20cm土层旋耕、耙耕和免耕模式土壤贮水量与同期降雨量显著正相关,相关系数皆大于常规耕作模式,耙耕相关系数为0.70**,达到极显著水平,土壤保水性好于常规耕作模式。

Revisal coefficient models of moisture were rectified in different extents of water using on the basis of dynamic monitor data of soil moisture, surface runoff and superficial ground water, and moisture revisal coefficients in different conditions of nature and fully utilization of surface runoff and superficial ground water.

在实地动态监测耕地土壤水分含量的基础上,修正建立水分订正系数模型,并计算出龙何屯自然条件下的水分订正系数。

The experiment being an object of study with south sand loam, making use of this system to that soil conductance to have been in progress with the interrelation between soil moisture content, soil saltness, soil pH value studies.

以南方沙壤土作为研究对象,利用此系统对土壤电导与土壤含水量、土壤含盐量、土壤pH值之间的相互关系进行了试验研究。

The temperature of cold injury was abo ut 0 ℃ to 15℃,While hot injury would appear when temperature got to 36℃.These ind icat ors were varied in different species,and the greatest difference was the temper ature of cold injury.Growth would be poor in summer under full illumination,whi le part shading was beneficial.The best condition was 70 percentage of sh ading for Araceae and 50 percentage of shading for Agavaceae.The need for soil moistu re was strict.Most of species would grow normally in 65 to 85 percentage of soil m o isture.The characters responsed to illumination,temperature and soil moisture w e re consistent with their original ecologic environment.

其最 适生长温度在16-35℃,除酒瓶兰外,低于10℃时均表现生长停滞状态;寒害温度差异很大,天南星科为0-15℃,龙舌兰科为0-10℃,大多数植物在36℃会产生热害;光照对其影响较大,夏季这两科植物在全光照下长势差而在一定荫蔽的条件下有利生长,最佳荫蔽度天南星科为75%,龙舌兰科为50%;这两科植物对土壤中的水分含量要求较高,大多在土壤含水量70%以上才能正常生长,这些光、温、湿的反应特性与其起源地湿热和荫蔽的生态环境相吻合。

In order to evaluate the effect of different tillage types on soil moisture,the paper analyses the temporal and spatial variations of soil moisture under plough tillage and no-tillage.

为了揭示农牧交错地区不同农田耕作方式对其水分环境的影响过程及规律,选择翻耕地和免耕地两种土地耕作类型,分析不同耕作方式下土壤水分的时空变化情况。

In order to study the effects of water supply intensity, soil bulk density, initial soil moisture and soil texture on infiltration ponding time under the condition of non-sufficient water supply, and build mathematical relation on infiltration ponding time and each factor, infiltration experiments with eight kinds of homogenized soils under non-sufficient water supply condition were conducted indoors.

为了研究供水强度、土壤容重、初始含水率、土壤质地等因素对非充分供水入渗积水时间的影响,建立入渗积水时间与单一因素的数学关系,在室内进行了8种均质土壤的非充分供水入渗试验。

7 Percent of rain water was kept in plant after 7 days. The change of plant water δD indicated the water use efficiency of plant was effected by micrometeorology factors. The rising of soil temperature prevented plant root absorbing soil water, and soil moisture content facilitated plant root absorbing soil water.

大雨(65.3mm)降水后,雨水能够更快地渗入植物的根系层,对干旱区植物的补水作用较强,植物能够及时利用大雨,而且雨水在植物体内保持的时间较长,7天后植物体内保持雨水的41.8-53.7%。

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