Khatibzadeh,R , , Azizi,M , , Arouiee,H , and Farsi,M . "Effects of Sterilization Protocol and Pre-chilling Treatment on In vitro Seed Germination of Levisticum officinale Koch.", Journal of Horticultural Science, 27, 2, 2013, 130-138. doi: 10.22067/jhorts4.v0i0.24810