ARUMUGAM, N COLLEGE BOTANY VOL. 2 FUNGI, LICHENS, BACTERIA, VIRUSES, PLANT PATHOLOGY, PLANT PROTECTION & PLANT IMMUNITY ENGLISH - KANYAKUMARI SARAS PUBLICATION 2016 - 551P PB Subjects--Topical Terms: BOTANY--E2196 Dewey Class. No.: 580. ARN C