沙化土地贫瘠,青海贵德脑山乡村。
2007年基本完成潜在沙化土地的治理;
湿地松是一种适合沙化土地生态系统重建的先锋植物。
Pinus elliottii had been found as pioneer plant suitable for sandy land ecosystem reconstruction.
风沙化土地既是可利用的土地资源,又是环境污染的物质源地。
The wind-drift sand land is both an available land resource and a source of pollutants of environmental pollution.
本法所称沙化土地,包括已经沙化的土地和具有明显沙化趋势的土地。
Desertified land mentioned in this Law includes land that has been desertified and land that markedly tends toward desertification.
从沙化土地类型上分析,流动沙地面积减少,半固定、固定沙地面积增加。
The analysis to sandy desertification land types shows that the moving sand dune decreases, semi-fixed sand dune and fixed sand dune increase.
研究结果对沙化土地区苜蓿品种的合理布局与水分调控具有科学指导价值。
The results may be helpful to the rational distribution of alfalfa varieties and soil moisture adjustment on sandy land.
沙化土地光谱数据表现出随植被覆盖、植被类型、土壤、地类等的变化规律。
Spectral data of sandy land are changed with vegetation coverage, vegetation ty...
芦笋既具有适应风沙化土地生态系统特点的生物学特征,又具有很好的经济价值。
Asparagus not only has high economic and nutritional value, but also has it biological characteristic of adapting to the ecosystem of wind-sandy wasteland.
根据辽宁省沙化土地现状,在总结防沙治沙经验的基础上,提出沙化土地治理对策。
Based on the status quo of the sanded land in Liaoning Province, on the foundation of summarizing the experience of sand control, the control countermeasures were put forward.
研究表明,我国北方沙化土地空间分布从西到东呈递减趋势,与气候类型的分布相吻合;
The result shows as follows: coinciding with the climate pattern, the area of sandy desertification land in north China increases gradually from the west to the east.
盐池县是宁夏回族自治区土地沙化最严重的县之一,其沙化土地面积占全自治区的39.4%。
Yanchi County is one of the most serious counties among the Ningxia Hui Autonomous Region, which desertification area is believed to occupy 39.4% of the total desertification area in Ningxia.
沙化土地监测可以为沙化土地工程治理及决策提供有效的技术支持,它是治理土地沙化的首要环节。
As the first step for sandy land control, sandy land monitoring can provide effective technical support for the decision and sandy land management project.
通过对北京市永定河流域气候、地质条件及人为活动的调查,分析了永定河流域风沙化土地的成因。
Through the investigation on climate, geological condition and human activity of Yongding River Basin, the origin of wind-sandy land in Yongding River Basin was analyzed.
沙化土地光谱数据源分为单一地物类型级和复合地物类型级两种,野外测量时分别采取不同的采样方法。
Spectral data sources of sandy land included single surface feature and composite surface feature, and their spectral data were measured by different sampling methods.
即通过卫星影像的处理、判读,辅以GPS地面定位调查及其它调查方法获得中国北方沙化土地基础数据;
That is, acquiring basic data by processing and interpreting the satellite image, assisted by ground investigation using GPS and other investigation method;
永定河沙地是北京市面积最大的风沙化土地和风沙危害最严重的地区之一,对北京市的生态环境有重要影响。
Yongding River sand land is the largest area of wind-sand land sand and is one of the most severe wind sand damage region in Beijing, Which has important influence to eco-entironment in Beijng.
沙化土地遥感监测是采集沙化土地现状及其动态变化的重要技术手段,能够为国家防沙治沙提供重要的科学依据。
Remote sensing monitoring of sandification is a key technique to collect the status and dynamics of sandy land, providing scientific bases for the national sandification control.
土地沙化是我国特别是西北地区当前最为严重的生态环境问题,不断加剧的沙尘暴与沙化土地的扩张更使生态环境问题雪上加霜。
Land desertification is the most serious eco-environmental problem in China, especially in the northwest region, which enlarges the area of desertified lands and intensifies sandstorms.
GIS技术是航天航空技术与计算机技术的高度融合,具有信息量大、形象直观、宏观、准确等特点,是沙化土地监测的有效工具。
GIS techniques are characterized for its rich information and direct, macro and exact vision, and therefore are an effective tool for sandy land monitoring.
卫星遥感技术是航天航空技术与计算机技术的高度融合,具有信息量大、形象直观、宏观、准确等特点,是沙化土地监测的有效工具。
Satellite remote sensing monitoring technique is characterized for its rich information and direct, macro and exact vision, and therefore is an effective tool for sandy land monitoring.
没有了雨水,土地开始沙化,逐渐演变成我们今天所熟悉的大沙漠,迫使人类与动物背井离乡,到处寻找日益减少的水源。
Without rain, the land began to turn to the desert that we know today, leaving people and animals to seek ever-dwindling sources of water.
终于在皮乌拉找到了这样的免费土地,但是居住于此依旧需要花费其他成本的。另外这里脆弱的旱地也因他们的到来付出了代价,因为这些人砍伐了这里所有的植物用作柴火从而导致了这里的沙化现象更为严重。
In Bajo Piura they find it, although living there has other costs, and fragile drylands pay their own price too, as people exacerbate desertification by cutting anything living for firewood.
在过去的几年中,这个地区的许多土地已经沙化。
Much land has been deserted in this area in the past few years.
土地沙化造成了内蒙古一些地区的居民被迫迁移他乡。
Land desertification caused in some areas of Inner Mongolia residents were forced to migrate out.
土地沙化已经成为我国西部面临的最为紧迫、严峻的环境问题之一。
The desertification of land has already become one of the most urgent , severe environmental problems faced in west of our country.
如土地沙化,河流污染了,空气不清洁,甚至是地球气温上升。
Such as the land is sandy, the river is dirty, the air is less clean, even the temperature of the earth is rising.
本文介绍了泰来沙地形成的原因,提出了土地沙化的防治措施。
The paer analyses Causes of TaiLai desert and puts forward control measures of desertification.
通过目视解译结果和实地检验,验证研究成果的正确性,为福建省沿海土地沙化监测提供了遥感目视解译方法。
As the result proved to be correct, the measures of observing and interpreting system can be wildly used in coastal land deserting monitoring in Fujian Province.
造成土地沙化既有地质、气候原因,最重要的是人为因素。
Geological and climatic matter, foremost human factor brought on soil desertification.
应用推荐