Tzortzakis, N., Pitsikoulaki, G., & Stamatakis, A. (2022). Ammonium to Total Nitrogen Ratio Interactive Effects with Salinity Application on Solanum lycopersicum Growth, Physiology, and Fruit Storage in a Closed Hydroponic System. Agronomy, 12(2): 386. doi:10.3390/agronomy12020386.