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 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.
燧石般的气味：燧石般的气味：某些干葡萄酒的典型气味，它们以在高硅酸盐土壤中生长的葡萄酿制。
Flinty odour. A characteristic odour taste of some dry wines made from grapes grown on certain siliceous soils.
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