Sari PM, Wahyunita H, Yoesoep A, Lisdayani, Harahap FS. Insecticide Activity Extract of Tinospra crispa Mixed With Cow Urine on Spodoptera litura in the Laboratory. Petrop [Internet]. 2019Aug.1 [cited 2024Apr.29];6(2):211- 215. Available from: https://talenta.usu.ac.id/jpt/article/view/3153