State of the Art and New Technologies to Recycle the Fertigation Effluents in Closed Soilless Cropping Systems Aiming to Maximise Water and Nutrient Use Efficiency …

D Savvas, E Giannothanasis, T Ntanasi, I Karavidas… - Agronomy, 2023 - mdpi.com
Inappropriate fertilisation results in the pollution of groundwater with nitrates and
phosphates, eutrophication in surface water, emission of greenhouse gasses, and unwanted …

[HTML][HTML] Improvement and validation of a decision support system to maintain optimal nutrient levels in crops grown in closed-loop soilless systems

D Savvas, E Giannothanasis, T Ntanasi… - Agricultural Water …, 2023 - Elsevier
To support growers in their transition towards recycling of water and fertilisers in soilless
crops, an algorithm consisting of mass balance models was developed and applied via the …

Interactions between salinity and irrigation frequency in greenhouse pepper grown in closed-cycle hydroponic systems

D Savvas, E Stamati, IL Tsirogiannis, N Mantzos… - Agricultural Water …, 2007 - Elsevier
Two different irrigation regimes with two different salinity levels were applied to peppers
(Capsicum annum L.) grown in closed hydroponic systems in a glasshouse. The two salinity …

Physiological and growth responses of two different salt-sensitive cucumber cultivars to NaCl stress

J Zhu, Z Bie, Y Li - Soil science and plant nutrition, 2008 - Taylor & Francis
The effect of NaCl stress on the growth, membrane permeability, anti-oxidant enzyme
activities and ion content of cucumber seedlings was investigated. Two cultivars (Jinchun …

Comparative effects of NaCl and CaCl2 salinity on cucumber grown in a closed hydroponic system

F Trajkova, N Papadantonakis, D Savvas - HortScience, 2006 - eprints.ugd.edu.mk
The objective of this study was to discriminate among Na, Cl, and Ca salinity effects on
cucumber (Cucumis sativus L.). Cucumber plants grown in perlite were exposed for 134 …

An aggregated model for water requirements of greenhouse tomato grown in closed rockwool culture with saline water

G Carmassi, L Incrocci, R Maggini, F Malorgio… - Agricultural water …, 2007 - Elsevier
The paper reports an aggregated model for the water requirements (W) of greenhouse
tomato grown in spring or summer–autumn season in closed (recycling nutrient solution) …

Extension and evaluation of a model for automatic drainage solution management in tomato crops grown in semi-closed hydroponic systems

N Katsoulas, D Savvas, E Kitta, T Bartzanas… - … and Electronics in …, 2015 - Elsevier
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 …

The influence of drip irrigation or subirrigation on zucchini squash grown in closed-loop substrate culture with high and low nutrient solution concentrations

Y Rouphael, G Colla - HortScience, 2009 - journals.ashs.org
Zucchini plants (Cucurbita pepo L. cultivar Afrodite) were grown during a summer–fall
season in closed-soilless systems using a mixture peat–pumice to evaluate the effects of …

Current perspective on nutrient solution management strategies to improve the nutrient and water use efficiency in hydroponic systems

E Fathidarehnijeh, M Nadeem… - Canadian Journal of …, 2023 - cdnsciencepub.com
Hydroponics, a soilless cultivation technique using nutrient solutions under controlled
conditions, is used for growing vegetables, high-value crops, and flowers. It produces …

Modelling salt accumulation by a bean crop grown in a closed hydroponic system in relation to water uptake

D Savvas, N Mantzos, PE Barouchas, IL Tsirogiannis… - Scientia horticulturae, 2007 - Elsevier
Four different NaCl concentrations in the irrigation water, 0.8, 3, 6 and 9molm− 3, were
applied as experimental treatments to beans (Phaseolus vulgaris L.) grown in completely …