List price   € 10     This title is available in ActaHort CD-rom format only - not available in print format Convener   L.G. Morris  Editor   L.G. Morris  Publication date   1 January 1968  ISSN   0567-7572  Number of articles   22  Volumes   1  Place   Silsoe, United Kingdom  Online articles: OBJECTIVES AND LIMITATIONS OF ENVIRONMENTAL CONTROL (J.V. LAKE) LIGHT TRANSMISSION MEASUREMENTS ON GREENHOUSE COVER MATERIALS (DR. A. NISEN) INFLUENCE OF STRUCTURAL FEATURES AND PLANT GROWTH ON TEMPERATURES IN GREENHOUSE STRUCTURE WITH PARTICULAR EMPHASISON PLASTIC GLAZED STRUCTURES (J.N. WALKER, D.J. COTTER) TRANSMISSION OF SOLAR RADIATION IN GLASSHOUSES (R.I. EDWARDS) ILLUMINATION EQUIPMENT (A.E. CANHAM) CONTROL OF HEATING AND VENTILATION IN GLASSHOUSES (K.W. WINSPEAR) POSITIVE HEATING AND VENTILATION OF PLASTIC GREENHOUSES WITH AUTOMATICALLY CONTROLLED EQUIPMENT (D.J. COTTER, J.N. WALKER) LIGHT-TRANSMISSION OF DIRTY GLASS AND CLEANING METHODS (IR. Y. VAN KOOT, T. DIJKHUIZEN) FAN AND PAD COOLING OF GREENHOUSES (W. A. BAILEY) CLOSED STEAM-CONDENSATE SYSTEM (P.A. SPOELSTRA) PLACING OF HEATING PIPES IN FREE PLANTED CROPS (S.A. CHRISTENSEN) SOME ASPECTS OF WATERSUPPLY IN A GLASSHOUSE (DR. J.F. BIERHUIZEN) CAPILLARY WATERING OF PLANTS IN POTS AND IN BEDS (D.A. WELLS) FUNCTION AND WATER DISTRIBUTION OF THE "KULIMAT" IRRIGATION CARRIAGE (P. KANTHAK) SOIL STEAMING AT 212°F (IR. B.J. HEIJNA) PARTIAL SOIL STERILISING WITH STEAM AIR MIXTURES - SOME EXPLORATORY EXPERIMENTS (R.A.H. JOHNSON) APPARATUS FOR CO2 IN GREENHOUSES (N. VAN BERKEL) THE CONTROL OF CARBON DIOXIDE CONCENTRATION IN GREENHOUSES (G.E. BOWMAN) THE COMMERCIAL EXTRACTION OF CARBON DIOXIDE FROM BOILER FLUE GASES FOR GLASSHOUSE USE (F.R. FRAMPTON) DATA COLLECTION SYSTEMS (E.S. TRICKETT) KLIMATION (SVEND AA. CHRISTENSEN) TECHNICAL DEVELOPMENT IN THE CULTIVATION OF CROPS IN GLASSHOUSES (G.F. SHEARD)