 | OPENING ADDRESS (Mme D. Blanc, Ir. P.J. Stadhouders) |
| REDUCING THE HEAT REQUIREMENTS OF A GLASSHOUSE (B.J. Bailey, K.W. Winspear) |
| THE INFLUENCE OF CONVECTIVE SENSIBLE HEAT TRANSFER ON THE GREENHOUSE AND THE CURTAIN EFFECT (M.G. Amsen) |
| NATURAL CONVECTION HEAT TRANSFER IN COVERED PLANT CANOPIES (M. Iqbal, J.A. Stoffers) |
| CONTROLLED-ENVIRONMENT AGRICULTURE IN DESERT REGIONS (M.R. Fontes) |
| PROBLEMS OF DESERT GREENHOUSES (H.-J. Daunicht) |
| PLANTWETTING AND EVAPORATIVE COOLING OF GREENHOUSE ROSES AND OTHER FLOWER CROPS (Ir. C.J. van der Post, Ir. D. Bokhorst) |
| INFLUENCE OF CLIMATICAL CONDITIONS ON GROWTH AND FLOWER YIELD OF ANTHURIUM ANDREANUM (Ir. L. Leffring) |
| SUCCESSIVE CROPS IN PLASTIC HOUSES WITH LOW LEVEL OF HEATING. (L. Korodi) |
| INFLUENCE OF TEMPERATURE, PHOTOPERIOD AND CONTAINER SIZE ON THE GROWTH RATE AND DEVELOPMENT OF TOMATO PLANTS IN GROWING-ROOMS (J.V. Morgan, E.J. Clarke) |
| THE USE OF CALCAREOUS SAND IN ABU DHABI AS A GROWING MEDIUM IN THE SAND CULTURE SYSTEM (Hamdy M. Eisa, Merle H. Jensen) |
| THE USE OF DECOMPOSED PINE BARK AS A SUBSTRATE FOR GROWING GERBERA (E. Jesiotr, Z. Strojny, M. Saniewski) |
| FLOWER CROPS IN PEAT SUBSTRATES (R.D. Pollock) |
| GROWING TOMATOES IN PEAT SUBSTRATES (A.E. Moorat) |
| SOIL COOLING FOR FREESIA'S (T. Dijkhuizen, G.P.A. van Holsteyn) |
| INFLUENCE OF STAGE OF DEVELOPMENT AT PLANTING ON FLOWERING AND FRUITING IN TOMATO (J.V. Morgan, E.J. Clarke) |
| GROWTH AND DEVELOPMENT OF YOUNG TOMATO PLANTS (D. Klapwijk, P.J.A.L. de Lint) |
| LIGHT-DEPENDENT CONTROL OF DAY TEMPERATURE FOR EARLY TOMATO CROPS (A. Calvert, G. Slack) |
| A COMPUTER FOR CROP RESEARCH AND CLIMATE CONTROL IN GLASSHOUSES (J. van de Vooren) |
| INFLUENCE OF THE WATER STATUS ON THE GROWTH AND FRUIT SETTING OF PEPPER AND EGGPLANT IN PROTECTED CULTIVATION. (E. POCHARD, P. CORNILLON) |
| THE RESPONSE OF THE HEATED GLASSHOUSE LETTUCE CROP TO IN SITU SUPPLEMENTS OF LOW ILLUMINANCE FLUORESCENT LIGHT (D.J. Dennis, W.M. Dullforce) |
| EFFECTS OF CO2 NUTRITION ON GROWTH AND YIELD OF MUSKMELON (CUCUMIS MELO L.), EGG-PLANT (SOLANUM MELONGENA L.) AND SWEET-PEPPER (CAPSICUM ANNUUM L.) (Y. MILHET, C. COSTES) |
| CO2 NUTRITION OF SPRING CUCUMBERS IN THE NETHERLANDS (N. van Berkel, J.A.M. van Uffelen) |
| THE EFFECTS OF LONG DAYS ON THE FLOWERING OF SPRAY CARNATIONS (A. Beisland) |
| CARNATION PRODUCTION TIMED FOR FLOWERS IN NOVEMBER-DECEMBER (G. Kokas) |
| THE EFFECTS OF CO2 CONCENTRATION ON THE CANOPY PHOTOSYNTHESIS AND WINTER BLOOM PRODUCTION OF THE GLASSHOUSE ROSE 'SONIA' (SYN. 'SWEET PROMISE') (D.W. Hand, K.E. Cockshull) |
| SUPPLEMENTARY LIGHTING FOR SPRAY CHRYSANTHEMUMS (A.E. Canham) |
| PROGRESS IN THE PROMOTION OF FLOWERING IN LILIES BY SUPPLEMENTARY ILLUMINATION (J. Boontjes, A.J.B. Durieux, G.A. Kamerbeek) |
| TEMPERATURE AND DAYLENGTH REQUIREMENTS OF ALSTROEMERIA (C. Vonk Noordegraaf) |
| THE INFLUENCE OF THE TIME OF PROPAGATION, PINCHING AND SHORTDAY TREATMENT ON THE GROWTH AND DEVELOPMENT OF EUPHORBIA PULCHERRIMA (O. Voigt Christensen) |
| THE INFLUENCE OF TEMPERATURE, DAYLENGTH AND LIGHT INTENSITY ON FLOWERING IN HYDRANGEA MACROPHYLLA (THUNB.) SER. (B. Litlere, E. Strømme) |
| FACTORS AFFECTING FLOWERING IN REGAL PELARGONIUM ( PELARGONIUM X DOMESTICUM BAIL. ) (Jarle H. Nilsen) |
| THE EFFECT OF STEAM STERILISATION OF SOIL ON THE MANGANESE UPTAKE BY GLASSHOUSE CROPS (C. Sonneveld, S.J. Voogt) |
| ETHYLENE DISORDERS IN BULBOUS CROPS DURING STORAGE AND GLASS-HOUSE CULTIVATION (W.J. de Munk) |
| INFLUENCE OF TEMPERATURE REGIME ON VIRUS DISEASES IN CUCUMBER (H.J.M. van Dorst) |
| HUMIDITY CONDITIONS AND THE DEVELOPMENT OF FUNGUS DISEASES IN GLASSHOUSES (L. Bravenboer, Th. Strijbosch) |
| THE INFLUENCE OF TEMPERATURE AND SOIL MOISTURE ON THE INCIDENCE OF ERWINIA CAROTOVORA VAR. CAROTOVORA IN FORCED DUTCH IRISES (W. Kamerman) |
| INDUSTRIAL CROP PRODUCTION (G.H. Germing) |
| ECONOMICAL PROSPECTS OF PROTECTED CULTIVATION (J.M. Jacobs, D. Meijaard) |
