BALACHANDRAN.G STUDIES ON CYTOLOGICAL CHANGES INDUCED BY EXTRACTS OF BETEL LEAVES USED FOR CHEWING IN ROOT TIP CELLS OF VICIA FABA English - - THIRUVANANTHAPURAM DEPT OF BOTANY, UNIVERSITY OF KERALA 1978 - 32 HB ISBN: Source: Subjects--Uniform Titles: Subjects--Topical Terms: CYTOLOGY Dewey Class. No.: 571.6 BAL