Πλοήγηση ανά Συγγραφέα "Katsoulas, N."
-
Effect of two UV-absorbing greenhouse-covering films on growth and yield of an eggplant soilless crop
Kittas, C.; Tchamitchian, A.; Katsoulas, N.; Karaiskou, P.; Papaioannou, C. (2006)The use of UV absorbing films as greenhouse cover material is spreading out in protected cultivation. Although their effects on pest and disease management have received much attention, few studies focus on their effects ... -
The effect of vent configuration and insect screens on greenhouse microclimate
Bartzanas, T.; Katsoulas, N.; Kittas, C.; Boulard, T.; Mermier, M. (2005)The influence of insect screens and vent configurations on airflow and temperature patterns in an arched plastic covered greenhouse used for cultivating tomatoes was analysed using a commercial computational fluid dynamics ... -
Effect of vent opening and insect screens on greenhouse microclimate distribution
Kittas, C.; Katsoulas, N.; Bartzanas, T.; Boulard, T.; Mermier, M. (2006)The objective of this work was to experimentally investigate the influence of vent type (side, roof or both) and of an anti-aphid insect screen on airflow and temperature distribution of a mono span greenhouse round arch ... -
Effect of Vent Openings and Insect Screens on Greenhouse Ventilation
Katsoulas, N.; Bartzanas, T.; Boulard, T.; Mermier, M.; Kittas, C. (2006)The objective of this work was to experimentally investigate the influence of vent type (side, roof or both) and of an anti-aphid insect screen used to prevent insect intrusion on the ventilation rate of a round arch with ... -
Effects of a UV-absorbing greenhouse covering film on tomato yield and quality
Papaioannou, C.; Katsoulas, N.; Maletsika, P.; Siomos, A.; Kittas, C. (2012)The effect of blocking the ultraviolet (UV) solar radiation using a UV-absorbing low density polyethylene (PE) film on tomato crop yield and fruit quality was evaluated in a two-year study in two arched roof greenhouses ... -
Effects of anti-drip cover materials on microclimate and production of a hydroponic cucumber crop
Katsoulas, N.; Manolaraki, Ch; Kittas, C.; Bartzanas, T. (2008)Recent year's concerns about food safety, environmental pollution, worker's safety, resistance to chemicals and the need for rational use of energy stimulated extensive research concerning the development of alternative ... -
Effects of anti-drip polyethylene covering films on microclimate and crop production
Katsoulas, N.; Bartzanas, T.; Kitta, E. (2012)One important issue for greenhouse producers to deal with is the management of high humidity levels during the cold period of the year. High level of humidity is a factor that directly affects the fruit yield and quality ... -
Effects of cover optical properties on screenhouse radiative environment and sweet pepper productivity
Kitta, E.; Baille, A. D.; Katsoulas, N.; Rigakis, N.; Gonzalez-Real, M. M. (2014)The effects of cover optical properties on screenhouse radiative environment and sweet pepper productivity were investigated in a Mediterranean climate (Eastern Greece) under three covering materials (i) a pearl insect-proof ... -
Effects on microclimate, crop production and quality of a tomato crop grown under shade nets
Kittas, C.; Katsoulas, N.; Rigakis, N.; Bartzanas, T.; Kitta, E. (2012)The effects of four shade nets with different colour transmission properties and shading intensities (two black nets with shading intensities of 40% and 49%, a green net with a shading intensity of 34%, and a mixed green ... -
Electrical conductivity and pH prediction in a recirculated nutrient solution of a greenhouse soilless rose crop
Lykas, C.; Katsoulas, N.; Giaglaras, P.; Kittas, C. (2006)The influence of nutrient solution (1) mixing rate, and (2) time of use on pH and electrical conductivity (EC) of a recirculated nutrient solution used for the irrigation of a greenhouse soilless rose crop was studied. ... -
Energy needs and energy saving in Mediterranean greenhouses
Kittas, C.; Katsoulas, N.; Bartzanas, T. (2014)A fully-automated and climate-controlled greenhouse requires heating, ventilation, cooling, dehumidification and shading systems to control the microclimate conditions and create an optimal environment for crop growth and ... -
Estimating transpiration rate and canopy resistance of a rose crop in a fan-ventilated greenhouse
Katsoulas, N.; Kittas, C.; Baille, A. (2001)The influence of solar radiation (G) and saturation deficit (VPD air) of the greenhouse air on transpiration rate, canopy resistance was investigated on a soilless rose crop (cv. First Red), grown on perlite, during the ... -
Evaluation of crop reflectance indices for greenhouse irrigation scheduling
Tsirogiannis, I.; Savvas, D.; Katsoulas, N.; Kittas, C. (2012)Development of direct, non-contact, non-destructive methods for irrigation control purposes is of great interest. The present work deals with the evaluation of reflectance indices for irrigation control in greenhouse ... -
Evaluation of thermal perception in schoolyards under Mediterranean climate conditions
Antoniadis, D.; Katsoulas, N.; Papanastasiou, D.; Christidou, V.; Kittas, C. (2015)The aim of this paper was to study qualitatively and quantitatively the thermal perception and corresponding heat stress conditions that prevail in two schoolyards in a coastal city in central Greece. For this purpose, ... -
Experimental and modelling analysis of pesticide fate from greenhouses: The case of pyrimethanil on a tomato crop
Katsoulas, N.; Boulard, T.; Tsiropoulos, N.; Bartzanas, T.; Kittas, C. (2012)The distribution of a pesticide on target and non-target elements of a greenhouse, and its fate after application, was studied. The experiments were performed in a round arched greenhouse with vertical side walls containing ... -
Experimental results and spatial simulation of climate in a greenhouse with insect screens
Bartzanas, T.; Fidaros, D.; Boulard, T.; Katsoulas, N.; Kittas, C. (2011)Aim of the present paper was to present, analyze and compare detailed experimental data and CFD simulation results in a greenhouse equipped with insect screens. The studied greenhouse was a round arch type with vertical ... -
Extension and evaluation of a model for automatic drainage solution management in tomato crops grown in semi-closed hydroponic systems
Katsoulas, N.; Savvas, D.; Kitta, E.; Bartzanas, T.; Kittas, C. (2015)In the present paper, a model previously developed to simulate the course of Na+ accumulation in closed hydroponic systems as a function of plant water consumption was further extended so as to be operative also in semi-closed ... -
Gardenia jasminoides Height Control Using a Photoselective Polyethylene Film
Lykas, C.; Kittas, C.; Katsoulas, N.; Papafotiou, M. (2008)The use of chemical growth retardants is a standard practice for compact gardenia plant production. The aim of this study was to investigate the possibility of using a photoselective polyethylene greenhouse covering film ... -
Greenhouse cooling by a fog system: Effects on microclimate and on production and quality of a soilless pepper crop
Katsoulas, N.; Kitta, E.; Kittas, C.; Tsirogiannis, I. L.; Stamati, E.; Savvas, D. (2006)The influence of greenhouse humidity control on greenhouse microclimate, crop transpiration rate, and yield and fruit quality of a soilless grown pepper crop was studied in a greenhouse located in the coastal area of western ... -
Greenhouse microclimate and soilless pepper crop production and quality as affected by a fog evaporative cooling system
Katsoulas, N.; Kittas, C.; Tsirogiannis, I. L.; Kitta, E.; Savvas, D. (2007)The influence of greenhouse! humidity control on greenhouse microclimate, crop transpiration rate, and yield and. fruit quality of a soilless grown pepper crop was studied in a greenhouse located at the coastal area of ...