Braccini, Maria do Carmo Lana, Alessandro de Lucca e Braccini, and Hermínia Emília Prieto Martinez. “Replace or Maintenance Criterion of Nutrient Solution in Commercial Hidroponics”. Semina: Ciências Agrárias 20, no. 1 (January 29, 1999): 48–58. Accessed March 10, 2026. https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/5044.