A. H., Audi, and Mukhtar F. B. 2019. “Evaluation of Salicylic Acid Pre-Hardening Treatments of Cowpea for Resistance Against the Flea Beetle, Podagricafuscicornis Linn. (Coleoptera: Chrysomelidae)”. International Journal of Environment, Agriculture and Biotechnology 4 (1). https://journal-repository.com/index.php/ijeab/article/view/864.