Alonso Amelot, M.E., Avendaño, M., Aubert, L. y Avila, J.L. 1. Repellency and Feeding Deterrence Activity of Ageratum Conyzoides Against the Stored Grain Pests Tribolium Castaneum and Sitophilus Oryzae. Active Plant Parts and Composition. Ciencia. 11, 1 (1).