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Maize Stalk Borer – Busseola fusca

Available Products
1 mg Standard Lure
Dispenser Details
Natural Rubber Septum
Active Life
4-6 weeks (temperature dependent)
Pest Details
Adult
Wingspan of 25-35 mm. Forewings are pale brown to dark brown with darker markings. Hind wings are white to grey brown.
Larvae
Larvae lack conspicuous hairs or markings. Typically, creamy-white in colour with a grey or pink tinge. Head capsule is dark brown and prothoracic plate is yellowish brown. Spiracles are elongate oval with black edges.
Eggs
Hemispherical with radial ridges, 0.8 – 1 mm in diameter. Creamy white in colour changing to a darker shade with age. Laid in batches under leaf sheaths.
Distribution
Mainland sub-saharan Africa
Economic Host(s)
Arable crops, in particular maize, sorghum, millet and sugarcane
Symptons/Signs
Early instars feed solely within leaf whorls producing holes and windowpanes. Later instars feed on growing points causing central leaves to die forming dry withered dead hearts. Stem breakage also occurs.
Generations
3
Monitoring
Adults Present
September to April (climate dependant)
Recommended Trap Density
2 traps per hectare for large uniform crop stands and 3- 4 traps per hectare in mixed or less dense crop stands.
Trap Maintenance
Check traps on a regular basis; at least twice a week. It is recommended to replace the pheromone dispensers every 4 weeks to achieve optimum results. Replace the sticky inserts, if used, when they become filled with dust or insects.
Storage
Keep product away from direct sunlight, heat, sparks and open flame. Store in a refrigerator for a shelf life of 18 months or a freezer for an extended life of 24 months. Always store sealed in original packaging
Recommended Trap
View Trap

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