L Layer 



Used at times for the A w horizon (q. v.). 



Llorano 



A winter fog caused by the invasion of cold air during 

 "northers" along the shores of the Gulf of California. 



Loam 



(1) A soil containing relatively equal amounts of sand 

 and silt and a somewhat smaller proportion of clay. (2) 

 Specifically, soil material containing 7 to 27 per cent clay, 

 28 to 50 per cent silt, and less than 52 per cent sand. 



Local 



Refers to a relatively small area, a few square miles as 

 a maximum. 



Localization 



The behaviour of an animal where it becomes associated 

 with a particular area. 



Local Race 



A group of individuals of a species with better genetic 

 adaptation to a given environment than other groups, cf . 

 Eco type. 



Lociation 



A local variation of a Climax community, differing from 

 it in the kinds of Subdominants. cf. Faciation. 



Locies 



Similar to Lociation but applies to a Serai community. 



Loess 



A deposit of relatively uniform, fine soil material, mostly 

 Silt, presumably transported to its present position by wind. 



Logged-over 



See Cut-over forest. 



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