Effect of 2-(n-morpholino)ethanesulfonic acid and myo-inositol on somatic embryogenesis and plant regeneration from zygotic embryos of Hyoscyamus niger L

acido naftilacetico chromosome number cultivo de embriones cultivo in vitro culture d'embryon culture in vitro culture media drug plants embryo culture hyoscyamus niger in vitro culture in vitro regeneration inositol medio de cultivo milieu de culture naa nombre chromosomique plantas medicinales plante medicinale ploidy somatic embryogenesis