In this paper,a classification method based on multi_source data is performed in order to survey the extent of land salinization rapidly.
通过分析干旱区土地盐碱化环境的地表景观特征和遥感信息特征,基于SPOT、ASTER多平台多波段遥感数据和DEM、土壤样品分析数据等多源数据,采用光谱角度制图(SAM)的遥感图像分类方法对实验区土地盐碱化程度进行了分级制图。
As a particular mechanism of land salinization, freeze thaw action is differing from salification process by violent evaporation, it has distinct control action on springtime salification, but it has not been much accounted adequately.
冻融作用是土地盐碱化独特的形成机制 ,它与因地面强烈蒸发而引起的现代积盐过程有所区别 ,对冻融区域春季积盐具有明显的控制作用。
There is a certain degree of abandoned phenomenon in the oasis,at the same time the land salinization phenomenon of the north Mosouwan oasis is evident.
12%;该绿洲主要是向二侧的横向扩张,特别是绿洲的南部;该绿洲存在着一定程度的弃荒现象,同时绿洲及外围荒漠区土地盐碱化现象明显,低覆盖度草地面积有较大增加,增幅达2。
Study on Soil Salinization Spatial Distribution Based on the LUCC in Typical County of Western Jilin Province;
基于LUCC的吉林西部典型县域土地盐碱化空间分布规律研究
Exploitation and development of agriculture in Daqing City have been restricted by soil salinization.
土地盐碱化是大庆市土地退化的一种主要形式,也是生态环境恶化的一种表现,严重地制约大庆市的农业发展。
Study on integrated management model of groundwater and surface water for prevention of soil salinization;
防治土壤盐碱化地表水地下水联合管理模型
Studys on the modeling of soil salinization in semi-arid area based on GIS and Geo-CA model;
基于GIS与Geo-CA模型的半干旱区土壤盐碱化动态模拟研究
Analysis for the extent of soil salinization in Da'an irrigated areas
大安灌区土壤盐碱化程度浅析
Effects of Saline-alkali Soil on the Growth and Effective Components of Aerial Part of Ephedra Sinica Stapf.;
盐碱化土壤对草麻黄地上部生长和有效成分含量的影响
The factors causing soil salinization include natural factors such as climate, hydrological and geological conditions, and human-made factors, such as irrigation patterns and cultivating system.
盐渍化土壤类型主要为典型盐土、沼泽盐土、碱化盐土和干旱盐土。
THE COMPARISON OF SALINE-ALKALIPROPERTIES IN SEASHORE SALINE AND ALKALINE SOIL IN THE DESALINIZATION IN JIANGSU
江苏滨海盐土与花碱土脱盐过程中盐碱性状变化的异同
The research for the soil secondary salinization caused by planting paddy
种稻引起的土壤次生盐碱化问题研究
PHYSICO-CHEMICAL PROPERTIES AND ECOLOGICAL RECOVERY OF SALINE-ALKALINE SOIL IN SONGNEN PLAIN
松嫩平原盐碱土理化性质与生态恢复
Stress Comparison among Four Main Salts in Salt-alkalized Soil on Kochia Sieversiana;
盐碱化土壤中四种常见盐分对碱地肤的胁迫作用比较
Influence of electrochemical desalination on AAR of concrete
电化学脱盐对混凝土碱集料反应的影响
A. splendens is a pioneer plant in saline-alkali soil ameliortion.
芨芨草是盐碱化土地改良中的先锋草种。
Soil Salinization Detection with Remote Sensing and Dynamic Analysis in DaQing City
大庆市土地盐碱化遥感监测与动态分析
Study on Soil Salinization in the Western Plain of Jilin Province Based on GIS;
GIS支持下的吉林西部平原土地盐碱化研究
Remote Sensing Application in Studying Soil Salinization in Arid Areas Based on ASTER Images;
基于ASTER图像的干旱区土壤盐碱化遥感应用研究
Research on Biological Restoration of Ectomycorrhizal Fungi to Soline-alkali Soil
外生菌根菌对盐碱化土壤生物修复的初步研究
Properties of saline-alkaline soil under different land use types in Yellow River Delta
黄河三角洲盐碱地不同利用方式土壤理化性质
Effects of Turf-grass Irrigation with Reclaimed Water on Soil Salinize-alkalization
再生水灌溉对不同类型草坪土壤盐碱化的影响
Preparation of Aluminosilicate as Detergents Builder from Alkli-activated Kaolin
高岭土碱融活化法制备洗涤助剂用硅铝酸盐
The secondary salinization of grassland soil is the main reason for the formation of secondary saline-alkaline soil patches in grasslands in Songnen Plain.
草地土壤次生盐渍化是松嫩平原次生盐碱斑形成的主要原因。
Discussion on Pipe Salt Draining Technics of Saline Soil Planting in Tianjin Seashore Region
天津滨海新区盐碱土绿化暗管排盐工艺技术效果探讨
The Research on the Physical and Chemical Characteristic of Saline-alkali Soil in the Different Improvement Measures
盐碱土在不同改良措施下土壤物理化学性质变化的研究
Apply soil quality degradation index to calculation soil nutrition field in Songnen alkaline grassland
应用土壤质量退化指数计算松嫩盐碱草地土壤营养位