soil salinity

The shortage of water resources and soil salinity are important limiting factors for agricultural production and environmental melioration in Xinjiang.

新疆水资源缺乏和土壤盐渍化已成为新疆农业生产发展和生态环境改善的主要障碍因子。

The result indicated, after aluminum sulfate increased into soda alkali-saline soil, the soil structure has the good improvement, the soil salinity composition has the remarkable change, soda tapes → soda-sulfate tapes → sulfate tapes.

以上结果表明苏打盐碱土添加硫酸铝后，土壤结构得到良好改善，土壤盐分组成发生了显著变化，由苏打型→苏打-硫酸盐型→硫酸盐型。

Study on Salinity Situation of Seashore Saline Soil Under Seawater Irrigation

海水灌溉滨海盐渍土的水盐运动模拟研究

Eastern Wei Bridge Corporation, white song zhuang severe salinity tidal Corporation soil.

东魏家桥公社 、 白宋庄公社为重度盐渍化潮土.

Central and southern light loamy soil with mild and moderate salinity tidal wave of soil salinization.

中部和南部为轻壤质轻度盐化潮土和中度盐化潮土.

The effect of alkaline ground water with low salinity on soil alkalization

碱性低矿化地下水灌溉对土壤碱化的影响

During the period of light saline water irrigation, soil salinity increased. After normal autumn irrigation using Yellow River water, the soil salinity reached the annual dynamic balance.

微咸水灌溉期间，土壤盐分增加，在合理的黄河水秋浇灌溉后，土壤盐分降到微咸水灌溉前的水平，土壤盐分年度内保持了动态平衡。

The method of using soil moisture meter TDR in the simultaneous measurements of soil water content and soil salinity is provided.

提供了用TDR土壤水分测试仪在测试土壤含水率的同时可测到土壤含盐总量的方法。

Soil salinity is a major abiotic stress in plant agriculture worldwide, the detrimental effects of high salinity on plants was attributed to osmotic stress and interfering ionic equilibrium.

土壤盐渍化是植物最主要的非生物胁迫因素，已经成为困扰全球农业生产的重大难题。盐分主要通过渗透胁迫和影响植物的离子平衡阻碍其生长发育。

In order to assess effects of chemical properties of soil salinity on electrical conductivity of 1 ∶ 5 soil water extract ( EC 1 ∶ 5), the relations between EC 1 ∶ 5 and chemical properties of soil salinity were studied through Path Coefficient analysis.

为评估土壤盐分化学性质对土壤溶液电导率的影响强度，应用通径分析方法研究了滨海盐土的1∶5土水比土壤浸提液电导率（EC1∶5）与土壤盐分化学性质各要素的关系。

Investigating and analysing natural and economic conditions of Kenli County, the content of organic matter, configuration of soil body, underground water table and salinity of cultivated horizon were used as the identification factors, and the evaluation criteria of land natural productivity were formulated.

本文通过对垦利县土地自然及经济情况的调查分析，选择有机质、土体构型、地下水埋深及土壤耕层含盐量为参评因素，制订了垦利县土地自然生产力评级标准；

Enhancing the ability of soybean to survive salt condition is very important to improve the yield of soybean and the utility of the salinity soil. Much attention is paid to raising salt-tolerant plants, studying salt-tolerance mechanism, locating and isolating salt-tolerance genes.

因此提高作物耐盐性，培育耐盐品种，耐盐机理的研究及耐盐基因的定位分离受到人们越来越多的关注。

Effect of water quality in furrow irrigation on corn yield and soil salinity

沟灌条件下不同灌溉水质对玉米产量和土壤盐分的影响

Soil total salinity in afforestation test plot decreased by 0.729 percentages and the pH value decreased 11.31%.

造林试验区的土壤全盐量降低0.729个百分点，pH值降低11.31%。

Soil salinization, threating the development of agriculture, is a global problem. One third of the irrigated land worldwide undergoes salt stress and the soil salinity area increases year by year, which causes heavy losses to agricultural production.

土壤盐化对农业的威胁是一个全球性问题，在世界范围内，灌溉土地的1/3受到盐分胁迫，且土壤盐化面积逐年增加，从而给农业生产造成重大损失。

Medium saline-alkali soil is 0.138 percent of salinity content ( S2);

中度盐碱土（S2，含盐量0.138%）；

Its salinity give priority to the alkalescency salt type such as Na_2CO_3, it calls soda Salina soil and disadvantage to the crop growth.

其盐分以碱性盐类Na2CO3为主，称苏打盐碱土，对作物生长极为不利。