| transparen- 
forest 
ils there 
p. Several 
ed as forest- 
uts have 
rest area 
t possible 
egistration 
| single 
ry report 
d enough 
urposes. 
2. wil] 
ining radio- 
|! loan from 
'ed for 
ind use 
>ffective 
From alti- 
1 15 metres, 
registrations 
lection phase 
and Borg 
sired for- 
andling, 
at the 
ris phase 
re participating 
à with FOA 
evaluating 
crops, has 
he classifi- 
proximate 
  
   
À HOTING 
        
    
  
   
  
  
    
  
  
        
        
         
  
   
   
    
   
HOTAGEN 
ALANÁSET 
A 
SKATTEBERG 
AGRICULTURE 
e 
: : > A FORESTRY 
Figure 6. Test regions in the a 
v 
Swedish airborne MSS campaign 
in 1975. 
LAND USE AND VEGE- 
TATION MAPPING 
WATER QUALITY 
  
  
  
A summary of the classification accuracy, measured as the share of correctly 
classified pixels within the test object areas, is given in Table 3. 
Table 3. Accuracy of crop classification from MSS data from aircraft 
at Ultuna, Uppland, Sweden 
  
    
  
  
   
  
  
  
  
  
   
Object Accuracy % 
Wheat (fall) 87 
Oats 64 
Barley, .N-fertilized 73 
Barley, not N-fertilized 98 
Barley and peas 98 
O0il-yielding plants 98 
Lawn 98 - 100 
Fallow 87