International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XXXV, Part B7. Istanbul 2004 
  
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Figure 11. Comparison of ESTAR and model results for APM 
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REFERENCES 
Chauhan, N.S.,D.M. Le Vine & R.H. Lang, 1999. Passive and 
activemicrowave remote sensing of soil moisture under a forest 
canopy. /GARSS 99, pp.1914-1916. 
Chauhan, N.S., D.M. Le Vine, 1994. Discrete scatter modelfor 
microwave radar and radiometer response to corn:comparison 
of theory and data. /EEE GRS, 32, pp.416=426. 
Chahan, N.S., R.H. Lang & J.K. Ranson, 1991. Radar modeling 
of a Boreal forest. /EEE GRS, 29, pp.627-638. 
10 
Dobson, M.C.F.T. Ulaby, T. LeToan, A. Beaudoin, E.S. 
Kasischke & N. Chtristensen, 1992. Dependence of radar 
backscatter on coniferous forest biomass. /EEE TGRS, 30, pp. 
412-415. 
Ferrazzoli,P. & L. Guerriero, 1996. Passive microwave remote 
sensing of forests: a model investigation, /EEE TGRS, 34, pp. 
433-443, 
Imhoff, M., 1995. Radar backscatter and biomass ramifications 
for global biomass inventory. /EEE TGRS, 33, pp. 511-518. 
Lang, R.H., D.M. Le Vine, N. Chauhan, S. Bidwell, M. Haken 
& P. de Matthaeis, L-band radiometer measurements of conifer 
forests, IGARSS2000, pp.1300-1302. 
Lang,R.H., DM. Le Vine, N. Chauhan, C. Utku & P de 
Matthaeis, 2001. ESTAR and model brightness temperature 
over forests: effects of soil moisture. /GARSS2001,3, pp.9-13. 
Le Vine, D.M., 1999. Synthetic aperture radiometer systems. 
IEEE MTT,47, pp.2228-2236. 
Macelloni, G.S.,P. Paloscia, P. Pampaloni & R. Ruisi, 2001. 
Airborne multi-frequency L to Ka band rediometer 
measurements over forests. /JEEE TGRS, 39, pp.2507-2513. 
Peake, W., 1959. Interaction of electromagnetic waves with 
some natural surfaces. /EEE TAP, 7, pp.S324-S329. 
Ranson, K.J. & G. Sun, 1994.Mapping biomass of a northern : 
forest using multi-frequency data. /EEE TGRS, 32, pp. 388- 
396. 
Saatchi, S.S., D. M. Le Vine, 1994. Microwave backscattering 
and emission model for grass canopies. /EEE GRS, 32, pp.177- 
186 
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