Since methyl bromide has been phased out and recently banned in many countries, and
resistance to phosphine has developed and spread worldwide, alternative fumigants are a
high priority for stored product pests. The present study evaluated the fumigant activity of
methyl benzoate (MB) and acetophenone (AP) against the lesser grain borer, Rhyzopertha
dominica, the rice weevil, Sitophilus oryzae, and the red flour beetle, Tribolium castaneum
under laboratory conditions. Methyl benzoate and AP exerted a significant toxicity against …