Full text: Proceedings, XXth congress (Part 7)

  
International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 
Vol XXXV, Part B7. Istanbul 2004 
  
  
Crop Variables 
  
  
  
  
  
  
  
  
  
  
  
  
REFB4 SIZE DENS VIG DIAM PROD COV SLO 
R 0.12 0.13 -0.01 0.17 0.22 Q4: 0.10 
a 0.31 0.25 0.93 0.15 X 0.40 
DECLIV > 15% 
R - 0.37 0.38 -0.16 - 0.01 - 0.06 0.61 -0.03 
a 0.22 0.19 0.59 0.97 0.85 0.02 0.93 
DECLIV <15% 
R 0. 0:15 0.05 0 0.30 0 0.09 
œ vu 0.23 0.72 0 0.01 0.0004 0.48 
COBCAFE > 50% 
R 0.13 -0.10 -0.20 0.05 0 0.13 
a 0.38 0.49 0.16 0.75 0. 0.35 
COBCAFE < 50% 
R 0.54 -0.42 -0.21 0.5. 0.43 .61 0.15 
a 0.04 0.32 ).002 0.03 0 0.48 
  
  
Acknowledgements 
This research was funded by the CBP&D/Café — Consorcio 
Brasileiro de Pesquisa e Desenvolvimento do Café. We also 
acknowledge the EMBRAPA CAFE and EPAMIG/CTSM 
for the support. 
174 
Table 2 — Statistic analyses of the spectral response in band 4 (REFB4) and coffee crop variables analyzed (r = linear correlation 
coefficient; a = level of significance) 
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