Camacho-Cristóbal, Juan J.; Jesús Rexach; Agustín González-Fontes. "Boron in plants: deficiency and toxicity"(PDF). Journal of Integrative Plant Science. Archived from the original(PDF) on 2012-06-12. Retrieved 2012-11-21.
Camacho-Cristóbal, Juan J.; Jesús Rexach; Agustín González-Fontes. "Boron in plants: deficiency and toxicity"(PDF). Journal of Integrative Plant Science. Archived from the original(PDF) on 2012-06-12. Retrieved 2012-11-21.