Plant volatile oils are one of the safest and eco-friendly modes of pest management, especially for stored grain pests and sucking pests in field crops. Use of chemical pesticides leaves residues behind when applied in storehouses and godowns for storage pest management. Volatile oils such as cinnamon oil, neem oil, patchouli oil, clove oil, garlic oil and lemon grass oil are non-hazardous and are subjected to rapid degradation in the environment. Volatile oil compounds and their derivatives are considered to be an alternative means of controlling many harmful insect pests and their rapid...