jmulated Land- 
illary data. 
region, stratum 
21d, and pro- 
tate level. In 
|e strata were 
urpose of 
stratum level 
lic size at 
' (or acreage) 
n a given 
country level, 
| Single crop 
formed in each 
ir different 
jical charac- 
e, testing the 
| during a 
ting it in a 
ears. This is 
ysis of the 
revailed in 
k region of 
rop years. 
and II, which 
itted inves- 
orithms and 
the weather 
esults of 
ators to con- 
ked well in 
f winter wheat 
S.S.R. Three 
were the 
erentiating 
heat in Land- 
veloping yield 
ttle or no 
the diffi- 
reage esti- 
fields. For 
ficult for the 
the shape of 
ng but narrow) 
red spring 
NASA/JSC 
DIGITAL 
IMAGE DATA 
LANDSAT 
   
  
  
   
   
  
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| 
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GREENBELT, MARYLAND 
   
  
  
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Figure 10.— Analysis steps and flow of data - area.