Wireworm 



The larva of certain slender beetles as in the genus 

 Agriotes. 



Witches' Broom 



The abnormal brushlike production of numerous weak 

 shoots toward the tip of a branch of a tree or a shrub, caused 

 by a fungus or a mite. 



Woodland 



Any land used for the growth of trees and shrubs such 

 as permanent woodland cover, plantings along roadsides and 

 stream banks, Shelterbelts, farm Woodlots, etc. 



Woodlot 



A small area of land occupied by trees. 



Working Depth (Roots) 



The depth in the soil to which a large number of roots 

 of a plant penetrate, cf. Depth, effective soil. 



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