Magnesium supply alleviates iron toxicity-induced leaf bronzing in rice through exclusion and tissue-tolerance mechanisms oleh Toavintsoa Rajonandraina, Yoshiaki Ueda, Matthias Wissuwa, Matthias Wissuwa, Guy J. D. Kirk, Tovohery Rakotoson, Hanna Manwaring, Andry Andriamananjara, Tantely Razafimbelo