梯田地采用集流补灌措施能提高天然降水的利用率，明显改善梯田地土壤水分状况，有效抵御旱灾。
Applying auxiliary irrigation with collected rainwater will improve rainwater use rate, ameliorate soil water content and effectively resist drought.
结果表明，覆膜穴播可以提高土壤地温，保持土壤水分，促进土壤速效养分的充分释放和有效利用。
The results showed that, mulched hole planting could improve soil temperature, conserve soil moisture, and promote full release and efficient use of soil rapidly available nutrients.
采用夏闲期并苗期秸秆覆盖，能有效提高耕层土壤水分的数量水平和能量水平；
The levels both of amount and energy of soil water were remarkably raised by adoption of mulch with straw in seedling stage as well as in summer fallow time in some cases.
实际运行表明，该系统能根据土壤水分适时、适量灌溉，有效地实现了节水灌溉。
The results show that the system can irrigate at proper time and adequate quantity, and effectively fulfills water-saving irrigation.
结果表明，通过压实层处理措施可有效改善表层土壤水分，提高矸石复垦耕地质量。
The results showed that the compaction treatment measure conducted could be efficient to improve the moisture of the surface layer soil and improve the quality of the coal rejects reclaimed farmland.
降水大量渗漏、雨水资源季节性分配不均、特殊的土壤水分物理性质等偶合构成了湘西北岩溶山区雨水资源有效利用的影响因素。
The factors that affect effective utilization of rainwater resources consist of heavy leakage and asymmetry seasonal distribution of rainfall and peculiar soil moisture character in coincidence.
现存不同植物群落的土壤水分和养分特征对有效干预和调控植被恢复有着非常重要的参考价值。
The characteristics of soil water and nutrients in the existent vegetation communities are the very important references for intervening and regulating vegetation restoration.
保水剂可有效抑制土壤水分蒸发，使土壤在较长时间内维持较高的土壤含水量。
Three polymers can reduce effectively the soil water evaporation, making soil maintain much amount of water in longer period contrary to the control.
同时，对土壤水分的有效性进行了评价，并对土壤水分的保护和利用进行了分析。
Meanwhile evaluations on soil moisture efficiency and analyses on soil moisture protection and utilization were made.
凋萎湿度、田间持水量、整个根区初始土壤有效含水量对土壤水分影响为正效应；
The effects of wilting point, field capacity and initial amount of available soil moisture in root zone on soil moisture were positive.
结果表明：①土壤水分有效性高的种群，其子株密度和生物量大于土壤水分有效性低的种群。
The results were as follows:(1) The ramets density and population biomass at high level of soil moisture supply were higher than that of the population at low level of soil moisture supply.
结果表明：①土壤水分有效性高的种群，其子株密度和生物量大于土壤水分有效性低的种群。
The results were as follows:(1) The ramets density and population biomass at high level of soil moisture supply were higher than that of the population at low level of soil moisture supply.
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