Brown Soils 



A group of soils with brown surface horizon, becoming 

 lighter in color with depth; accumulation of calcium carbon- 

 ate at depth of one to three feet; developed under grassland 

 and shrubs in temperate to cool semiarid climate. 



Browse 



(1) Twigs or shoots, with or without attached leaves, of 

 shrubs, trees, or woody vines grazed by livestock. (2) To 

 graze plant parts as in (1). 



Browse-line 



A line marking the height to which browsing animals 

 have removed the Browse from shrubs, trees, or vines. 



Bruckner Cycle 



The cycle of about 35 years in average length (25 to 50 

 years) which includes an alternation of a warm dry period 

 and a cold damp period. 



Brushland 



An area characterized by shrubby vegetation. 



Brush Matting 



(1) A matting of branches placed on eroded land to con- 

 serve moisture and reduce erosion while trees or other vegeta- 

 tion is being established. (2) A matting of mesh wire and 

 brush used to retard streambank erosion. 



Brush Pasture 



A pasture with a natural cover of trees and shrubs, where 

 a large part of the forage secured by livestock comes from 

 browsing woody plants. 



Bryocole 



A small animal such as a tardigrade, rotifer, and nema- 

 tode which live among moss plants. 



Bryophyte 



A plant in the phylum Bryophyta comprising mosses, 

 liverworts, and hormvorts. 



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