FMC SOLUTIONS
Corn borer
Asian corn borer (Ostrinia furnacalis). Asian corn borer (ACB) is a lepidopteran pest and considered one of the most destructive pests of corn in the country.
What are the symptoms?
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Early larval instars initially feed on young leaves up to the whorl at early and late vegetative stage resulting in pin-head,match-head or shot hole damage.
Third instar larvae starting to bore and feeds on the stalk usually on internodes.
Impact to the crop
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Severe infestation of ACB may lead to the consumption of all plant parts.
How to control?
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√ Use of Trichogramma parasitoids and other potential predators.
√ Use of resistant varieties and Bt corn hybrids
√ Cultural methos such as early planting, crop rotation, intercropping, sanitation, etc.
Source: Dela Cueva, et. al., 2015
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