土壤盐渍化已成为一个世界性的问题。
土壤盐渍化是影响作物生长的一个重要因素。
Soil salinization is an important factor that can affect crop growth.
土壤盐渍化是影响作物生长的一个重要因素。
Soil salinization is one of the important factors that influence crop growth.
土壤盐渍化是限制农作物产量的主要因素之一。
Soil salinity is a major limiting factor to productivity of crops.
耕地扩张很快，而土壤盐渍化面积仍然居高不下。
However farmland extend quickly, and the area of salinity still keep been high degree.
土壤盐渍化是降低农作物产量的主要环境因素之一。
Soil salinity is one of chief environmental factors that limit the crop yield potential.
土壤盐渍化是影响农业生产与生态环境的一个重要因素。
The soil salinity is an important problem to agriculture production and ecological environment.
土壤盐渍化是影响农业生产和生态环境的重要问题之一。
Salinization of soil is a severe problem that has negative effects on farm production and ecological environment.
土壤盐渍化、荒漠化、水质咸化在唐古拉山以北尤为严重；
Soil salinization, desertification, and water salinization are especially serious in the north of Tanggula Mountain.
土壤盐渍化已成为制约农作物产量的主要非生物胁迫因素。
Soil salinity constitutes a major factor limiting crop production because it affects plant growth and survival.
但生态系统脆弱，土壤盐渍化严重，肥力低下，粮食产量低。
But with its fragile ecologic system and low fertility of soil the salinization of soil is serious, which causes the low yield of grain.
土壤盐渍化是影响农业生产和生态环境的主要非生物逆境之一。
Salinization of soil is one of the major abiotic-stress that influences agricultural production and entironment.
土壤盐渍化是影响农业生产和生态环境的主要非生物逆境之一。
Soil salination is one of the major abiotic-stress that influences agricultural production and environment.
对于生态环境系统土壤盐渍化带来的破坏性效果是越来越受到引人关注。
The destructive effect for eco-environment systems of Soil salinization is attracting more and more attention.
渗透胁迫(干旱、低温和土壤盐渍化)是限制高羊茅生长和产量的主要因素。
Osmotic stresses, such as drought, low-temperature and high salinity, are major factors in hindering tall fescue growth and productivity.
土壤盐渍化对农业的威胁是一个全球性的问题，而钠盐是造成盐分过高的主要盐类。
The threat of soil salination to agriculture has been become an important problem affecting the whole world, while sodium is a major type of salts resulting to higher salt content of soil.
土壤盐渍化已成为危害农作物生长、土壤荒漠化和自然生态环境恶化的主要原因之一。
Soil salinization is one of the major factors compromising crop growth and leading to soil degeneration and desertification in natural ecological environment.
除离海岸线较远的监测断面属轻度土壤盐渍化外，其他监测断面均为重度土壤盐渍化。
Monitoring sections farther away from the shoreline was mild soil salinization, other monitoring sections was severe soil salinization.
土壤盐渍化主要是由水资源短缺引起，所以，土壤盐渍化地区大多又是水资源缺乏的地区。
Soil salinization is mainly caused by water shortage. Therefore, soil salinization exists mainly in the regions lacking of water resources.
表层土壤含盐量，以及盐分组成和积盐厚度等是研究土壤盐渍化程度分级应考虑的主要因素。
The salt content, salt composition and thickness of concentrated salt in the top layer of soil are main factors that should be taken into account in soil salinity classification.
第一主成分综合反映了区内土壤盐渍化程度，第二和第三主成分联合反映了土壤的碱性特征。
The first principal component can denote the degree of soil salinity, and the second and third principal component can denote the degree of soil alkalinity.
通过使用遥感和地理信息系统宏观研究手段审视干旱区土壤盐渍化和改良措施得到一些新认识。
By using remote sensing and GIS together with macroscopic research method, we have gained new knowledge on soil salination of the arid region and strategies for soil improvements.
干三角洲部位经过多年的开垦，地下水位出现上升，随着深层盐分上移，也将导致土壤盐渍化发生。
For the delta part, salt accumulation would occur in the surface taking into account the increasing groundwater level under continuous cultivation.
新疆的土地荒漠化有多种表现形式，土壤盐渍化、土壤风蚀、土地沙漠化等是重要的几种荒漠化类型。
There are several desertification types in Xinjiang, such as, soil salinization, soil erosion and land sandy desertification, and so on.
西辽河平原的环境地质问题主要表现为土地沙漠化、土壤盐渍化、区域地下水位下降及地下水污染等。
The environmental geological problems existing in the West Liaohe Plain involve desertification of land, salinization of soil, declining of groundwater level and pollution of groundwater.
西辽河平原的环境地质问题主要表现为土地沙漠化、土壤盐渍化、区域地下水位下降及地下水污染等。
The environmental geological problems existing in the West Liaohe Plain involve desertification of land, salinization of soil, declining of groundwater level and pollution of groundwater.
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