Langsi, D. J.; Tofel, H. K.; Fokunang, C. N.; Suh, C.; Eloh, K.; Nukenine, E. Insecticidal Activity of Essential Oils of Chenopodium Ambrosioides and Cupressus Sempervirens and Their Binary Combinations on Sitophilus Zeamais. GSC Biol. Pharm. Sci. 2018, 3, 24-34.