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  • Strenghten the nutrients in aquaponics
    Publication . Martins, Camila O.; Sousa, Miguel; Ferreira, Paulo; Sousa, Cátia A.; Duarte, Abel J.
    (Objectives) This work is aimed to develop chemical detection systems for some of the ions, such as nitrate, nitrite, or iron, adapting simple, robust and inexpensive electronic circuits for their monitoring, in order to achieve concentrations in real time.