Prof. C. Kittas, University of Thessaly, Greece
Prof. Elias Houstis, Center for Research & Technology Thessaly, Greece
Dr. N. Katsoulas, University of Thessaly, Greece
Dr. T. Bartzanas, Center for Research & Technology - Thessaly, Greece
Dr. Ch. Lykas, University of Thessaly, Greece
Dr. Chr. Papaioannou, Technological Educational Institute of Larissa, Greece
Mr. M. Kykrilis, Plastika Kritis S.A., Greece
Mr. K. Samantouros, Agrek S.A, Greece
Mr. I. Batsis, Geothermiki S.A, Greece

L. Albright, Biological and Environmental Engineering, Cornell University, Ithaca NY, USA
Μ. Alsanius, Swedish University of Agricultural Sciences, Sweden
Α. Arbel, Agriculture Research Organization, The Volcani Center, Israel
E. J. Baeza, Fundacion Cajamar, Spain
B. J. Bailey, Fundacion Cajamar, Spain
A. Baille, Universidad Politecnica de Cartagena, Spain
J.C. Bakker, Wageningen University, Wageningen, The Netherlands
F. Baptista, Universidade de Evora, Portugal
T. Bartzanas, Center for Research & Technology Thessaly, Greece
N. Bertin, Plantes et Systemes de Cultures Horticoles, INRA, Avignon, France
D. Briassoulis, Agricultural University of Athens, Greece
G.P.A. Bot, Wageningen University, Wageningen, The Netherlands
A.J. Both, Rutgers University, New Brunswick, Dept. of Bioresource Engineering, USA
T. Boulard, INRA-URIH, France
J. Campen, Wageningen University, Wageningen, The Netherlands
I. Lopez Cruz, University of Chapingo, Mexico
N. Castilla, IFAPA-CIFA Granada, Spain
M. Delshad, University of Tehran, Karaj, Iran College of Agriculture & Natural Resources, Dept. of Horticulture, Iran
M. Dorais, Agriculture and Agri-Food Canada, Canada
W. Fang, National Taiwan University, Taiwan
H. Fatnassi, INRA-URIH, France
H. Gautier, Plantes et Systemes de Cultures horticoles, INRA, Avignon, France
G. Giacomelli, University of Arizona, Tucson, Controlled Env. Agric. Ctr., USA
T. Gieling, Wageningen University, Wageningen, The Netherlands
H. R. Gislerod, Agricultural University Norway, Department of Horticulture & Crop Science, Norway
M. M. Gonzalez-Real, Universidad Politecnica de Cartagena, Spain
A. Gosselin, University of Laval, Canada
E. Goto, Chiba University, Dept Bioproduction Science, Japan
S. Hemming, Wageningen University, Wageningen, The Netherlands
E. Van Henten, Wageningen University, Wageningen, The Netherlands
E. Heuvelink, Wageningen University, Wageningen, The Netherlands
W. van Ieperen, Wageningen University, Wageningen, The Netherlands
M. Kacira, , University of Arizona, Tucson, Dept. Of Agricultural and Biosystems Engineering, USA
N. Katsoulas, University of Thessaly, Dept. of Agriculture Crop Production and Rural Environment, Greece
F.L.K. Kempkes, Wageningen University, Wageningen, The Netherlands
C. Kittas, University of Thessaly, Dept. of Agriculture Crop Production and Rural Environment, Greece
C. Kubota, University of Arizona, Dept. Plant Sciences, Tucson, Arizona, USA
In-Bok Lee, Seoul National University in Korea, Korea
C. Leonardi, Universita de Catania, Italy
Ch. Lykas, University of Thessaly, Dept. of Agriculture Crop Production and Rural Environment, Greece
L. Marcelis, Wageningen University, Wageningen, The Netherlands
G. Martzopoulos, Aristotle University of Thessaloniki, Greece
G. Mavrogiannopoulos, Agricultural University of Athens, Greece
J. Meneses, Instituto Superior de Agronomia, Dept. Agricultural Engineering, Lisbon, Portugal
J.I. Monteiro, Centre de Cabrils , Institut de Recerca i Tecnologia Agroalimentaria, Spain
A. Navarro, Universidad Politecnica de Cartagena, Spain
Ch. Nikita- Martzopoulou, Aristotle University of Thessaloniki, Greece
M. Nichols, INR, Massey University, Palmerston North, New Zealand
G. Papadakis, Agricultural University of Athens, Greece
A. P. Papadopoulos, Agriculture and Agri-Food Canada, Canada
S. De Pascale, University of Naples, Dept. Agricultural Eng. & Agronomy, Italy
J. Perez-Parra, Estacion Experimental las Palmerillas, Almeria, Spain
A. Rodriguez-Delfin,Universidad Nacional Agraria La Molina, Centro de Investigacion en Hidroponia y Nutricion Mineral, Lima, Peru
A R. Romero-Aranda, Estacion experimental La Mayora, Malaga Dept. Plant Breeding, Spain
J. C. Roy, Universite de Franche-Comte, France
H. Tantau, University of Hannover, Germany
M. Tchamitchian, Plantes et Systemes de Cultures horticoles, INRA, Avignon, France
A. Sapounas, Wageningen University, Wageningen, The Netherlands
S. Sase, National Institute for Rural Engineering, Tsukuba, Japan
D. Savvas, Agricultural University of Athens, Greece
D. Schwarz, Institute Vegetable & Ornamental crops, Grossbeeren, Germany
I. Seginer, Agriculture Research Organization, The Volcani Center, Israel
N. Sigrimis, Agricultural University of Athens, Greece
J. Son, Dept. of Plant Science, Seoul National University, Korea
P. Sonneveld, Wageningen University, Wageningen, The Netherlands
C. Stanghellini, Wageningen University, Wageningen, The Netherlands
G. van Straten,Wageningen University, The Netherlands
J. Tanny, Agriculture Research Organization, The Volcani Center, Israel
M. Teitel, Agriculture Research Organization, The Volcani Center, Israel
G.N. Tiwari, Indian Institute of Technology Delhi, India
Y. Tuzel,Ege University, Dept. of Horticulture Turkey
C. Wien, Cornell University, Dept. of Fruit & Vegetable Science, Ithaca, USA
D. Willits, North Carolina State University, Biological and Agricultural Engineering, USA
H. Xu, Agricultural Research Studio, Nagano, Japan
Y. Zheng, University of Guelph, Canada