Sabdlicm Life Zone 



The portion of the Austral life zone (q. v.) which borders 

 the Gulf of Mexico from the southern tip of Florida to the 

 17th meridian. 



Sabulicole 



A sand-dwelling insect. 



Salina 



A salt flat. 



Saline Soil 



A soil that contains soluble salts, usually chlorides and 

 sulfates in high enough concentration so that the growth of 

 most crop plants is reduced, pH is less than 8.5, often called 

 "white alkali" because of the presence of a white or gray 

 crust on the surface, cf. Alkali soil, Solonchalk. 



Salinity 



The quality of saltness in seawater or fresh water, most 

 commonly expressed in parts of dissolved salt per 1000 parts 

 of water, e.g., salinity of seawater is 35 parts per thousand. 

 cf. Alkalinity. 



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