Ahmad T, Khan R, Khattak TN, Ullah I, Khan A, Khan S. Comparative Efficacy of Bio-Pesticide and Synthetic Agrochemicals on Population Control of Aphids, Helicoverpa armigera, Infestation Control and Yield of Okra: Population Control of Aphids, Helicoverpa armigera. Pakistan Journal of Scientific & Industrial Research [Internet]. 2020 Nov. 13 [cited 2024 Nov. 23];63(3):207-13. Available from: https://v2.pjsir.org/index.php/biological-sciences/article/view/1508