Against Lepidopterous larvae we apply_________________?
Correct answer: A. Lefenuron, Chlorfluazuron, Flufenoxum
- A. Lefenuron, Chlorfluazuron, Flufenoxum
- B. Formothion
- C. Methamidohpos
- D. All the above
Explanation
Lufenuron, chlorfluazuron and flufenoxuron are insect growth regulators particularly effective against caterpillar, or lepidopterous, larvae by disrupting chitin formation. Formothion and methamidophos are broader organophosphate insecticides more commonly associated with sucking pests.
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