cause Valanga nigricornis and Grastrimargus marmoratus. Despite the damage caused is not so serious, but in a large population of these pests can reduce production. Agen Bola Indonesiaeradication Biologically, a predator that can memberantasnya among other birds. beetle symptom There is a spur-shaped holes in young leaves that have not been opened and the base of the leaf. cause Oryctes rhinoceros. Mite infestation is quite dangerous Jiak occur in young plants, because if we reach the point of causing the growth of a foul disease and death. But if only eat the leaves will only cause damage to the leaves mature. eradication Preventive hygiene with independent garden, especially around plants. The litter and dead trees burned, so that the larvae of mites die. Biological eradication using Metharrizium...