Bhanisana Devi, R.K.. Trace element analysis of some medicinal plants of Manipur by proton induced X-ray emission (Pixe) and proton induced gamma- ray emission (PIGE) techniques / by R.K. Bhanisana Devi. - Ph.D. / - Imphal : Manipur University , 2002 - 165p ; Subjects--Topical Terms: Physics- Medicinal Plants Dewey Class. No.: C / P2;2