Effects of Neem-Based Formulations on Brown Planthopper Nilaparvata lugens (Ståhl) and Whitebacked Planthopper Sogatella furcifera (Horvath) . APJSI [Internet]. 2024 Apr. 8 [cited 2026 Mar. 16];12(2):201-7. Available from: https://journals.msuiit.edu.ph/tmf/article/view/331