R. E. NNNAM; O. I. OKORO; A. N. OKO; C. O. OJI. Crop Protectant From Pest By Neem (Azadirachta Indica) Oil Bioinsecticide. Central Asian Journal of Theoretical and Applied Science, v. 2, n. 2, p. 63-76, 28 Feb. 2021.