Soares, A.M. dos S. Souza, T.F. de Jacinto, T. Machado, O.L.T. Effect of Methyl Jasmonate on antioxidative enzyme activities and on the contents of ROS and H2O2 in Ricinus communis leaves Subjects--Topical Terms: RICINUS COMMUNISOXIDACAOSTRESSENZIMAANTIOXIDANTE