TY - BOOK AU - ParameshwaranThangarasu TI - Studies on the relationship between virulence and production of hydrolytic enzymes by the isolates of rice stem rot pathgen,effect of graded levels of nitrogen and biochemical changes in inoculated rice plants and chemical control of the disease KW - Plant diseases KW - Permeability Enzymes KW - Amidc hydrolases KW - Pathogen KW - Potossium KW - Plants KW - Chemical contool ER -