Soil salt was(0.168)%, and 80% of the samples had secondary salinification.
土壤盐分含量为0.168%，80%的样本出现盐渍化现象；
With global environment deterioration, many parts of the world have had the land salinification.
随着全球环境的恶化，世界很多地区都发生了土地的盐渍化。
The basic measure for prevention of the secondary salinification is to control the groundwater level.
土壤次生盐渍化防治的根本措施是调控地下水位。
The salt ion content in plastic greenhouse soil was significantly higher than that in open vegetable fields and woodland ones, with salt content up to the salinification soil standard.
大棚温室土壤中的盐离子含量明显高于露天菜地和林地土壤，其含盐量已达盐渍化土标准。
The salt ion content in plastic greenhouse soil was significantly higher than that in open vegetable fields and woodland ones, with salt content up to the salinification soil standard.
大棚温室土壤中的盐离子含量明显高于露天菜地和林地土壤，其含盐量已达盐渍化土标准。
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