They take in fresh land in order to fallow the exhausted soil.
他们另行耕种新土地，使耗竭的土地得到休耕。
To live in fresh water, sea water and moist soil.
生活于淡水，海水及潮湿的土壤中。
This fact indicated that even fresh water was also salt sources in the soil.
说明即使淡水也是土壤盐碱化的来源。
This fact indicated that even fresh water was also salt sources in the soil.
说明即使淡水也是土壤盐碱化的来源。
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