Yellow stem borer: it is particularly found in Asia and does significant damage in the rice crop. It does damage in all the stages of the crop and which results in the yield losses.
Scientific name of yellow stem borer: scirpophaga incertulas
Symptoms of yellow stem borer :
- Deadheart: It can be seen in the vegetative stage. Qhen the larvae bore comes in the stem and kills the central shoot.
- Whiteheads : it can be seen in the reproductive stage where the penicles occurs without grains.
- Yellowish Patches: Yellow discoloration on leaf sheaths.
- Stunted Growth: Reduced tillering and poor plant development.
Yellow stem borer management :
Cultural control :
- Proper water management.
- Synchronized planting.
- Avoid the over fertilizer dose.
Mechanical control :
- Use of light traps.
- Use of pheromone traps.
Biological control :
- Predators like spiders and beetles.
Yellow stem borer chemical control
Products |
Technical Names |
Dosages |
---|---|---|
Chlorantraniliprole (18.5% SG) |
50 - 60 ml/ Acre |
|
Chlorpyriphos 50% + Cypermethrin 5% |
350 - 400 ml/ Acre |
|
Emamectin Benzoate 5 SG Insecticide |
80-100 grams per Acre |
FAQs on Yellow Stem Borer
Q. What is yellow stem borer?
A. The yellow stem borer is a destructive pest that attacks rice crops, boring into stems and causing significant yield loss.
Q. What is the life cycle of a yellow stem borer?
A. The yellow stem borer has four stages: egg, larva, pupa, and adult, with larvae doing the most damage to crops.
Q. How can I control yellow stem borer chemically?
A. Use trusted solutions like Katyayani Katappa Cartap Hydrochloride 4% GR or EMA 5 Insecticide for effective control of yellow stem borers.
Q. Which plants are affected by yellow stem borer?
A. Yellow stem borers primarily target rice and paddy crops but can also damage other grassy plants.
Q. What are the main symptoms of yellow stem borer infestation?
A. Dead hearts in young rice plants and whiteheads in mature plants are key indicators of yellow stem borer damage.
Name of the writer :- Dheeraj Rajendra Mahajan, Agristudent