因此认为番茄苗床灌溉土壤含水量最佳上限为90%。
It is concluded that 90% is the optimistic soil moisture content for tomato seedling bed irrigation.
波涌灌溉土壤间歇入渗数学模型是进行波涌灌溉田面水流运动数值模拟和灌水方案优化设计的基础。
Infiltration model for surge irrigation is the base of surface water flow movement simulation and irrigation scheme design of surge irrigation.
某些灌溉措施会降低土壤质量，降低农业生产力。
Certain irrigation practices degrade soil quality and reduce agricultural productivity.
采用咸淡水交替灌溉可以降低土壤含盐量，增加棉花产量。
Irrigation with saltish and fresh alternatively can decrease soil salt content and increase cotton yield.
结束耕作有助于稳定土壤，而停止灌溉则有利于缓解水资源短缺问题。
The end of ploughing helps stabilise the soil, while stopping irrigation alleviates water shortages.
大量供水可能对灌溉水稻淹水土壤有很大好处。
An ample water supply is probably the greatest advantage of soil submergence for irrigated rice.
另一方面，可可豆和花生则生长在比较适宜的环境之中，在那里它们可以直接在土壤中汲取水分而不需要利用灌溉系统。
On the other hand, the cocoa and peanuts in the M&M's are grown in more temperate regions, where they don't need irrigation because they pull water directly from the ground.
例如成本低廉的灌溉方式已经使印度很多地区的地下水干涸，化肥中高剂量的盐分残留在土壤内。
For example, cheap forms of irrigation have depleted the water table in many farm areas of India, while at the same time adding near-toxic levels of salts from fertilizers to the soil.
依据农田内土壤含水率的差异性，有针对性地进行变量灌溉，既可节约用水又可提高经济效益。
According to the differences of soil water potential in the farmland, variable irrigation can save water as well as raise economic benefit.
依据农田内土壤含水量的差异性，有针对性地进行变量灌溉，既可节约用水又可提高经济效益。
Owing to the difference of soil water in the farm, variable rate irrigation can save water as well as raising economy benefit.
植物之前，您应该测试土壤的排水和吸收，这也将有助于确定最佳方式，提供该地区的灌溉。
Before you plant, your soil should be tested for drainage and absorbance, and this will also help identify optimal ways to provide irrigation to the area.
在多孔土壤，例如，低流量灌溉不会蔓延到覆盖整个根系。
In porous soils, for example, low flow irrigation won't spread to cover an entire root system.
用尊重给爱苗浇水灌溉，让它在属于自己的土壤中生长。
Seedlings watered with respect to the love of irrigation, it is part of their own soils.
污染和土壤、肥料、灌溉水及空气有关。
The pollutions were related to soil, fertilizer, irrigation water and air.
课程提供了土壤保护和灌溉管理，昆虫学，景观设计的实用知识，以及轻工机械操作和修剪园林植物技能的培养。
Courses provide a practical knowledge of soil conservation and irrigation management, entomology, landscape design, and the operation of light machinery for cultivating and pruning landscape plants.
用土壤的农业水文学特征，如土壤质地、土壤容量、最低田间含水量和萎蔫下的土壤含水量对作物灌溉的规范化进行了研究。
Standardization of crop irrigation using the agrohydrological characteristics, such as texture, bulk density, soil moisture under the lowest water capacity and wilting moisture is investigated .
试验结果表明：在含盐量低于0.5%的盐渍化土壤中进行节水灌溉是可行的。
The results indicated that it is feasible that water-saving irrigation in the saline soil while salt content under (0.5%).
对不同栽培季节、不同土壤灌溉上限处理的温室黄瓜初花期的生长发育动态、产量、品质及水分利用效率进行了研究。
Growth dynamics, yield, fruit quality and water use efficiency of greenhouse cucumber were studied under the different soil irrigation maximums in different seasons during initial bloom stage.
灌溉你青春的土壤。
解决这一问题需要从土壤管理、施肥、灌溉、耕作、政策等多方面采取措施。
To solve the problems needed many measures including soil manage, fertilization, irrigation, farming policy etc.
污水灌溉仍是农业生产中土壤微量元素变化的主要影响因素。
The sewage irrigation still is the major influencing factor on soil trace element variation during the agriculture production.
本文对马铃薯经济施肥量与土壤、前作、密度、灌溉等栽培条件的关系进行了定量研究。
The relationship between nitrate fertilizer application and cultivated conditions such as soil fertility, preceding crop, plant density and irrigation etc.
本文研究了灌溉水质对田间原状土壤非饱和导水率的影响及其机理。
The effect of irrigation water quality on unsaturated hydraulic conductivity (k) of undisturbed soil and its mechanism were studied.
对新红星苹果幼树灌溉的临界土壤含水量轻壤土为9.78％；
The critical soil water capacity was 9.78% when Starkrimson young apple trees needed irrigation.
结果表明，灌溉水质对草坪土壤的化学性质有很大影响。
The results indicate that irrigation water quality has great effect on the chemical properties of lawn soil.
结果种植基地土壤和灌溉水污染等级均属于“清洁”一级。
ResultsThe quality of soil and irrigation water was good, falling in the categories of "clean".
在灌区内土壤盐分随灌溉和排水而呈现季节性变化，但整体上处于脱盐状态。
In the irrigated areas, the soil salinity changes seasonally and decreases as a whole along with the process of irrigation and drainage.
在灌区内土壤盐分随灌溉和排水而呈现季节性变化，但整体上处于脱盐状态。
In the irrigated areas, the soil salinity changes seasonally and decreases as a whole along with the process of irrigation and drainage.
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