= 985 = 
Figure 6. OPEN SPACE SURFACE STATISTICS 
% 
E. D. 68 
  
ES * 
  
  
1 2 3 4 
Vegetation cover & 
maintenance categories 
E.D.44 
50 
  
  
Vegetation cover & 
maintenance categories 
/9 
E. D. 64 
40 
[41H 
30 
20 
10 
  
  
1 2 3 4 
Vegetation cover & 
maintenance categories 
  
  
  
  
VEGETATION COVER/MAINTENANCE B+W CIR DIF. 
CATEGORY % % % 
1.Total unvegetated open space 3.58 6.35 2.66 
2.Total self-maintained vegetation 44.14 22.75  —-21.9 
3.Total managed vegetation 24.56 34.92 10.36 
4.Total poorly maintained vegetation 6.67 14.81 8.15 
  
  
more area recorded with B+W aerial photographs 
HI more area recorded with CIR aerial photographs 
  
  
VEGETATION COVER/MAINTENANCE B+W CIR DIF. 
CATEGORY % % % 
1.Total unvegetated open space 6.71 6.51 0,26 
2.Total self-maintained vegetation 29.69. 15.36 14.32 
3.Total managed vegetation 25.52 35.58 10.16 
4.Total poorly maintained vegetation 6.77 (11.72 4.95 
  
  
4 more area recorded with B+W aerial photographs 
TI more area recorded with CIR aerial photographs 
  
  
VEGETATION COVER/MAINTENANCE B+W CIR DIF. 
CATEGORY 4 4 4 
1.Total unvegetated open space 6.32 6.71 0.55 
2.Total self-maintained vegetation 22.63 14.58 7,70 
3.Total managed vegetation 26.32 35.42 9.51 
4.Total poorly maintained vegetation 3.68 5.21 1.58 
  
x] more area recorded with B+W aerial photographs 
  
TI more area recorded with CIR aerial photographs