prevention measures of aphis plant pests.
- clean the weeds from the fields and the surrounding area.
- Avoid improper use of pesticides that can lead to the killing of natural enemies.
- Use resistant varieties. Inpari 6, Inpari 13, Inpari 18, Inpari19, Inpari 23
4.Critical quantity: At the density of 1 brown planthopper / stem or less, there is still a chance to act in order to suppress the population.
5.Amati planthopper in the nursery every day, or every week after planting moved on the stem and water surface. Check both sides of the nursery. In older plants, grasp the plants and break them slightly and pat slowly near the basal area to see if there is a planthopper that falls to the surface of the water.
7.Use a light trap at night when there is a symptom of wereng attack. Do not place light near the nursery or rice field.
Distance of legowo jajar planting
Fertilization is balanced.
