Roshni P T Isolation, characterization of lfy gene and effect of selected heavy metals on gametophytic development in fern SPS: thesis / Roshni P T - Mangalagangothri: Mangalore University, 2021. - 149p. ; 30 cm. Subjects--Topical Terms: Gametophytic development- thesisBiotechnology- thesis Dewey Class. No.: PHD 571.82 / P21/ROS