The content of salt and alkali in soil in Hexi region was high.
河西地区土壤盐碱含量高，一般草坪草种不易成坪。
Soil degradation in this region mainly expressed decrease of nutrition element and increase of salt and alkali.
该地区的土壤退化主要表现为营养成分的减少，有害的盐碱成份的增加。
Based on the abroad collected data and study of soil sampling, the rule of water -salt movement in Songnen Plain and the process of soil Saline -alkali were analyzed fully.
在广泛搜集资料和实地土壤采样调查的基础上，系统分析人为干扰下松嫩平原水盐运动规律及土壤盐渍化过程。
In northwest drought and desert area of our country, planting Elaeagnus angustifolia to amend salt alkali of soil and prevent sand blown by wind is an economic and effect measure.
在我国西北地区大面积的干旱、荒漠地区，营造沙枣林进行盐碱土改良和风沙危害的防治是既经济又有效的长远措施。
The above results indicated that e. sinica could resist middle-degree salt-alkali soil, and it can be planted in western Jilin province on a large scale.
上述各项研究结果表明，草麻黄具有较强的耐盐碱性，在吉林省西部中度盐碱化土壤上人工种植完全可行。
According to the salification conditions and relationships of saline-alkali soil in Songnen plain, we could get that the leading way of salt supply is different in different regions.
通过松嫩平原积盐条件和积盐关系的系统研究，发现松嫩平原不同区域条件下，盐渍土盐分补给的主导途径是不同的。
Space and time change on water-salt movement in saline-alkali soil without irrigation and drainage was studied and analyzed.
研究分析了榆林沙区无排灌条件盐碱地水盐运动的时空变化，其水盐运行主要是随着季节、地形等因素的变化而变化。
Space and time change on water-salt movement in saline-alkali soil without irrigation and drainage was studied and analyzed.
研究分析了榆林沙区无排灌条件盐碱地水盐运动的时空变化，其水盐运行主要是随着季节、地形等因素的变化而变化。
应用推荐