
Avocado Tree Rooter
Trioza Anceps
Pathogen:
Type:
Insect
Risk:
HIGH

Aguacate
Insectos

WHO CAUSES IT?
Trioza anceps is a hemipteran insect belonging to the Psyllidae family. This small insect, commonly known as a psyllid, goes through several stages in its development: egg, five nymphal instars and adult. Adult females lay their eggs in the young tissue of avocado plants, especially young leaves. The nymphs emerge from the eggs and feed on plant sap using their sucking mouthparts. During feeding, nymphs excrete a sugary substance called honeydew, which can attract sooty mold fungi. The adults, after passing through all the nymphal stages, fly to other host plants to continue the cycle. The activity of Trioza anceps can persist throughout the year in suitable climates, favoring its spread and survival.
SYMPTOMS
Avocado trees affected by Trioza anceps develop a disease known as avocado root knot. This disease manifests itself mainly on the young leaves and tender shoots of the plant. The main symptoms include curling and thickening of the leaves, the formation of galls or deformations in the affected parts, reduced shoot growth, premature defoliation, and decreased quality and quantity of fruits. These symptoms can severely weaken the plant, affecting its development and productivity.
• Curling and thickening of leaves
• Formation of galls or deformations
• Reduction in shoot growth
• Premature defoliation
• Decrease in the quality and quantity of fruits


TEMPERATURE AND HUMIDITY
20ºC - 30ºC
60% - 80%
TRANSMISSION ROUTES
Wind, movement of infested plant material, contaminated pruning tools.
Do you want to remove this disease? Choose how you want to treat it.
TREATMENTS
Chemical treatments
• PARAFFIN OIL (CAS [64742-46-7]) 79% [EC] P/V
• ORANGE OIL 60g/L [ME] P/S
Treatments allowed in organic farming
• PARAFFIN OIL (CAS [64742-46-7]) 79% [EC] P/V
• ORANGE OIL 60g/L [ME] P/S
Biological treatments
• ANTHOCORIS NEMORALIS (Parasitoid and predatory insects)
Recommendations
• Regularly monitor avocado crops for early signs of infestation.
• Use yellow sticky traps to capture adults and reduce their population.
• Implement integrated pest management (IPM) practices, such as the conservation of natural enemies and the selective application of specific insecticides.
• Avoid excessive use of nitrogen fertilizers that can favor the growth of tender shoots and, therefore, the attraction of psyllids.
• Prune and destroy affected parts of the plant to limit the spread of the pest.
• Promote crop diversity and plantation rotation to reduce pest pressure.
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*The recommended treatments are recommendations based on the authorities' databases and in no way replace the guidelines established by the legislation of each country.
*Products shown are recommendations and not our own products. As Amazon Associates, we earn revenue from purchases of recommended products.
TREATMENTS
Homemade remedies
There are no home treatments
Natural allies
Chemical treatments
There are no treatments for this disease. Treatments are directed at the insect vectors that transmit it. See insect treatments.
RECOMMENDATIONS
REPELLENT PLANTS
EFFECTIVE PRODUCTS TO ELIMINATE THIS DISEASE
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Effective against all types of fungi
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*The recommended treatments are recommendations based on the authorities' databases and in no way replace the guidelines established by the legislation of each country.
*Products shown are recommendations and not our own products. As Amazon Associates, we earn revenue from purchases of recommended products.






















