SAYUTHI, Muhammad. Ekstrak Biji Nimba (Azadirachta indica A. Juss) sebagai Insektisida nabati berpotensi terhadap Hama Ulat Grayak (Spodoptera litura F) di Pertanaman Kedelai (Glycine Max L). Biospecies, [S. l.], v. 4, n. 2, 2013. DOI: 10.22437/biospecies.v4i2.711. Disponível em: https://www.online-journal.unja.ac.id/biospecies/article/view/711. Acesso em: 23 apr. 2026.