Effect of Sowing Dates and Nitrogen Levels on Population of Okra Jassids (Amrasca biguttula biguttula Ishida). Indonesian J. Agric. Res [Internet]. 2020 Jul. 28 [cited 2026 Feb. 4];3(2):127-35. Available from: https://idjpcr.usu.ac.id/InJAR/article/view/3919