List price   € 25     This title is available in ActaHort CD-rom format only - not available in print format Conveners   XXIII IHC, F. Tognoni  Editors   F. Tognoni, G. Serra, A. Monteiro  Publication date   1 February 1992  ISBN   978-90-66050-55-6  ISSN   0567-7572  Number of articles   19  Volumes   1  Place   Firenze, Italy  Online articles: INTRODUCTION (Heiko H. van der Borg) REDUCTION OF ENVIRONMENTAL POLLUTION BY RECIRCULATION OF DRAINWATER IN SUBSTRATE CULTURES. (C.J.M. Vernooij) CUT-ROSE PRODUCTION IN CLOSED SYSTEMS WITH EMPHASIS ON ENVIRONMENTAL ASPECTS (P.A. van Weel, J. de Dood, R.D. Woittiez) ENVIRONMENTAL CONTROL OF A TOMATO CROP USING A TRANSPIRATION MODEL (Wim Th.M. van Meurs, C. Stanghellini) CHARACTERISTICS OF TOMATO FRUITS PRODUCED IN COLD GREENHOUSE (G. La Malfa, C. Leonardi) GREENHOUSE HEATING WITH WASTE HEAT IN MILD WINTER CLIMATIC CONDITIONS (G. La Malfa, G. Noto, S. Pulvirenti, M. Cocilovo, F. Parrini, D. Casarotti) EFFECTS OF PLASTIC TUNNELS ON CROP AND INTERNAL ENVIRONMENT WITHIN AN UNHEATED GLASSHOUSE (Y. Tüzel, K. Boztok) YIELD RESPONSE TO PLANTING DATE AND VENTILATION TEMPERATURE OF TOMATO GROWN IN UNHEATED HIGH TUNNELS IN THE NORTHEAST USA. (M. P.N. Gent) WATER BALANCE UNDER PLASTIC HOUSE CONDITIONS IN EGYPT (A.F. Abou-Hadid, A.S. El-Beltagy) THE EFFECTS OF DIFFERENT WATERING LEVELS IN RELATION TO THE AMOUNT OF SOLAR RADIATION ON PRODUCTIVITY AND QUALITY OF SOME AUBERGINE (SOLANUM MELONGENA L.) VARIETIES (K. Boztok) GROWTH OF VEGETABLES SUSPENDED UPSIDE DOWN (Y. Kitaya, M. Kiyota, T. Imanaka, I. Aiga) THE EFFECTS OF PLANT DENSITY AT EQUAL TRUSS NUMBER PER SQUARE METER ON YIELD IN GLASSHOUSE TOMATO (K. Boztok, A. Gül, T. Yoltas) EFFECTS OF NO3, SO4 AND C1 RATIOS ON TOMATOES GROWN IN RECIRCULATING SYSTEM (A. Nukaya, W. Voogt, C. Sonneveld) A MODEL FOR ON-LINE CONTROL OF CO2 ENRICHMENT IN PROTECTED CULTIVATION (G. Alscher) THE EFFECT OF TEMPERATURE, HUMIDITY AND CARBON DIOXIDE ENRICHMENT IN RAISING CUCUMBERS (CUCUMIS SATIVUS) SEEDLINGS (C.M. Olympios, J.J. Hanan) TWO DIMENSIONAL ANALYSIS OF IRRADIANCE DISTRIBUTION AT CANOPY FOLIAGE IN RELATION TO THE DIFFUSIVITY OF FILMS OF PLASTIC HOUSES (K. Kurata) TOMATO FRUIT SET AND COMPETITION FOR ASSIMILATES, DURING THE EARLY PRODUCTION PERIOD. (N. Bertin, C. Gary) MORPHOLOGICAL AND BIOCHEMICAL CHANGES INDUCED BY COLD-HARDENING IN TOMATO (P. Vernieri, A. Pardossi, F. Tognoni) A PHOTOSYNTHESIS MODEL FOR GREENHOUSE ROW CROPS (M. Tchamitchian, J.-J. Longuenesse) EFFECT OF GROWING MEDIA ON GLASSHOUSE TOMATO YIELD AND QUALITY (A. Gül, A. Sevgican)