t86 DIVISION AND ALLOTMENT OF THE FOREST AREA. 



r. The Xotirorh of llldt's. 



Major and minor rides together form the network or system 

 of rides. The laying out of it depends, especially in the 

 ease of shallow rooted species, chiefly on the prevailing 

 wind direction. In the plains, the latter can generally be 

 determined without much trouble. In mountainous districts, 



CUTTING DIRECTION. 



PREVAILING WIND 

 DIRECTION. 



the matter is frequently beset by dithculties, because the con- 

 figuration of the ground may produce a local direction, which 

 differs from the general direction. Xo rule can be laid down 

 for such deviations ; the question must be studied on the spot. 

 The direction can frequently be recognised by the shape of 

 the crowns of trees, by a slanting position of the stems and, 

 above all, by the direction in which trees have been thrown. 

 As regards the latter, it must not be overlooked, that local 

 storms sometimes throw trees in a direction, which differs 

 from the ordinary direction of gales. In many cases, reliable 



