Hydroponic solutions for soilless production systems: issues and opportunities in a smart agriculture perspective

P Sambo, C Nicoletto, A Giro, Y Pii… - Frontiers in plant …, 2019 - frontiersin.org
Soilless cultivation represent a valid opportunity for the agricultural production sector,
especially in areas characterized by severe soil degradation and limited water availability …

Advanced monitoring of hydroponic solutions using ion-selective electrodes and the internet of things: a review

A Richa, M Fizir, S Touil - Environmental Chemistry Letters, 2021 - Springer
Hydroponic cultivation is a promising alternative that could address environmental and food
issues. Hydroponic cultivation allows farmers to reduce the amount of fertilizers and water …

Development and testing of an IoT spectroscopic nutrient monitoring system for use in micro indoor smart hydroponics

JD Stevens, D Murray, D Diepeveen, D Toohey - Horticulturae, 2023 - mdpi.com
Nutrient monitoring in Micro Indoor Smart Hydroponics (MISH) relies on measuring electrical
conductivity or total dissolved solids to determine the amount of nutrients in a hydroponic …

HUM: A review of hydrochemical analysis using ultraviolet-visible absorption spectroscopy and machine learning

JB Carter, R Huffaker, A Singh, E Bean - Science of The Total Environment, 2023 - Elsevier
There is a need to develop improved methods for water quality analysis. Traditionally, water
quality analysis is performed in a laboratory on discrete samples or in the field with simple …

On-site ion monitoring system for precision hydroponic nutrient management

WJ Cho, HJ Kim, DH Jung, DW Kim, TI Ahn… - … and electronics in …, 2018 - Elsevier
Hydroponic solutions used in greenhouses or plant factories are usually evaluated based on
their electrical conductivity (EC) and pH. However, EC and pH cannot provide sufficient …

Precision Fertilization: A critical review analysis on sensing technologies for nitrogen, phosphorous and potassium quantification

FM Silva, C Queirós, M Pereira, T Pinho… - … and Electronics in …, 2024 - Elsevier
Fertilization is paramount for agriculture productivity and food security. Plant nutrition pre-
established recipes and nutrient uptake are rarely managed by changing the fertilizer …

Validation testing of an ion-specific sensing and control system for precision hydroponic macronutrient management

DH Jung, HJ Kim, WJ Cho, SH Park… - Computers and electronics …, 2019 - Elsevier
Ion-specific nutrient management systems would replace conventional electrical conductivity-
based management systems for more efficient maintenance of the concentration of each ion …

Hybrid Signal-Processing Method Based on Neural Network for Prediction of NO3, K, Ca, and Mg Ions in Hydroponic Solutions Using an Array of Ion-Selective …

WJ Cho, HJ Kim, DH Jung, HJ Han, YY Cho - Sensors, 2019 - mdpi.com
In closed hydroponics, fast and continuous measurement of individual nutrient
concentrations is necessary to improve water-and nutrient-use efficiencies and crop …

Nutrients recycling in hydroponics: opportunities and challenges toward sustainable crop production under controlled environment agriculture

M Asaduzzaman, G Niu, T Asao - Frontiers in Plant Science, 2022 - frontiersin.org
Hydroponics is a method of growing plants in soilless media or nutrient solution containing
all essential mineral nutrients that potentially lead to yield and quality improvement (Gruda …

Closed hydroponic nutrient solution management using multiple water sources

JS Kim, HJ Kim, MS Gang, DW Kim, WJ Cho… - Journal of Biosystems …, 2023 - Springer
Purpose A properly ion-balanced nutrient solution is vital for plant growth. However, when
reusing a nutrient solution, the nutrient balance is likely to fluctuate and become unsuitable …