Sycanus croceovittatus Dohrn. is one of the predators of the Setora nitens Walker caterpillar pest. in oil palm plants, control of caterpillar pest Setora nitens commonly used is synthetic insecticides, but its unwise use can cause the death of predator S. croceovittatus. The research was conducted at the Field PHT Laboratory, Faculty of Agriculture, Riau University, Pekanbaru from July to Augu…