盐成土壤(halomorphic soils)
是指以盐化过程为主而形成的隐地带性土壤。可溶性盐由于强烈的蒸发作用积聚于土壤的表层。按其盐分组成的特点,盐成土壤可分为盐土和碱土两类。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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