SCALE PARAMETERS 



05 



02 



005 



MITSUYASU a OTHERS 

 THIS EXPERIMENT 



-| 



10' 



x=x9/u| 



10 



102 



10" 



10= 



10' 



10" 



a 



05 



02 - 



01 



005 



— r- 



10' 



10 



-1 \ 1 \ 



10^ 10^ 10* 10^ 



NONDIMENSIONAL FETCH x 



—r- 



10* 



10° 



Figure 4. Variation of scale parameters with nondimen- 

 sional fetch. The friction velocity is taken 



as u. = (1.2.10"') 'U 



1 



(U = wind speed at 



I 



10 m height above the mean surface 



25-14 



