GUPTA, V.K.GOHAIN, BHABENDRA NATH2019-01-172019-01-17198017439http://krishikosh.egranth.ac.in/handle/1/5810091208ennullBIOCHEMICAL AND PHYSIOLOGICAL STUDIES ON DEMATOPHORA NECATRIX HARTING CAUSING ROOT ROT OF APPLEThesis