[1]
H. M. Siregar, D. Dadang, D. Sartiami, I. W. Winasa, S. Efendi, and G. Indriati, “Compatibility of Piper retrofractum and Annona squamosa extract mixture against Spodoptera frugiperda (Lepidoptera: Noctuidae)”, J Trop Plant Pests Dis, vol. 26, no. 1, pp. 226–236, Feb. 2026.