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notes
3.1.08 sr: notes ana: match the host plants list with the respective datasheets; although cutworms have many host plants, they are no major pests of all of them, therefore they have not been included in all datasheets of the above mentioned crops; s. by monitoring and decision making: pheromone traps are not available locally. economic threshold for which crop? where? under which conditions?;
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Cutworm
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A.M. Varela, icipe
Is this a Minor Pest?
Yes
Minor Pest Title
Cutworms (Agrotis spp)
Minor Pest Description
Cutworms such as the black cutworm (Agrotis ipsilon) and the common cutworm, also known as the turnip moth (Agrotis segetum), attack carrot roots. Feeding on roots causes holes ranging from small and superficial to very large deep holes.
Minor Pest What to do.
- Conserve and encourage natural enemies. For more information on Natural enemies click here
- Plough fields to expose caterpillars to predators and dessication by the sun.
- Destroy weeds and vegetation before planting.
- Flood fields for a few days before planting.
- Spread ash thickly in the seedbeds, around seedlings or mixed with the soil in the planting holes.
Minor Pest Position
2
Minor Pest Firstcontent
160
Pest Type
insect
Custom1
Common names; The common cutworm, turnip moth ([i]Agrotis segetum[/i]); the greasy cutworm, black cutworm, tobacco cutworm ([i]Agrotis ipsilon[/i])
Host Plants
Carrot (Revised)
Minor Pest secondContent
477
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