Biochar amendment improves growth and the essential oil quality and quantity of peppermint (Mentha × piperita L.) grown under waste water and reduces environmental contamination from waste water disposal

• Hasan MumivandLorestan University
• Zeinab IzadiLorestan University
• Fatemeh AmirizadehLorestan University
• Filippo MaggiUniversità di Camerino
• Mohamad Reza MorshedlooUniversity of Maragheh