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Remolacha azucarera

How to recognize and combat cleonus in sugar beets

Cleonus

Insect

Type:

Risk to the plant:

HIGH

Temnorhinus Mendicus

Pathogen:

How to recognize and combat cleonus in sugar beets

Gorgojos

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WHO CAUSES IT?

Temnorhinus mendicus, known as cleonus, is a beetle that belongs to the Curculionidae family. This insect is characterized by its robust body and its ability to cause significant damage to agricultural crops. Adults emerge from the soil in spring and feed on plant leaves, while females lay their eggs in the soil near the base of host plants. The larvae hatch and head to the roots, where they feed and cause extensive damage. These larvae go through several larval stages before pupating in the soil. After pupation, the adults emerge and the cycle begins again. This process is favored by warm temperatures and humid soils, conditions that facilitate the development and reproduction of the insect. Cleonus's ability to adapt to different environmental conditions and its ability to hide in the ground make it challenging to control.

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SYMPTOMS

The disease caused by Temnorhinus mendicus in sugar beets mainly affects the roots and vascular system of the plant, compromising its ability to absorb water and nutrients.

- Damaged roots with galleries and cavities.
- Withering of the leaves.
- Discoloration and yellowing of the leaves.
- Reduction of plant growth.
- Decrease in the quality and quantity of the harvest.
- Increased susceptibility to other diseases.
- Plants easily uprooted due to loss of roots.

Cleonus in Sugar Beet: How to Recognize and Treat It Effectively
Cleonus in sugar beet | idMicrobe
Cleonus: Symptoms and Damage in Sugar Beet
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DEVELOPMENT CONDITIONS

Temperature:

20°C - 30°C

Humidity:

50% - 70%

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HOW IS IT SPREAD?

Contaminated soil, Infected planting material, Contaminated agricultural machinery movements, Contaminated irrigation water

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HOW TO ELIMINATE IT?

Home treatments

BONE MEAL OR GROUND FISH SHELLS

RUSTY NAILS OR IRON SHAVINGS

BANANA PEELS

EPSOM SALTS (MAGNESIUM SULFATE)

SOLUTION WITH HOUSEHOLD BORAX

GROUND OR BOILED EGGSHELLS

COMPOST WITH ONION OR GARLIC SCRAPS

VEGETABLE COOKING WATER

WOOD ASH

WATER WITH VINEGAR OR LEMON (VERY DILUTED)

GARLIC INFUSION

USED COFFEE OR TEA

BANANA AND EGGSHELL INFUSION

POTATO OR LEGUME COOKING WATER

COMPOST FROM FRESH GREEN LEAVES

COMPOST OR WELL-AGED MANURE

DILUTED MILK (1:10)

BANANA TEA

LEAF COMPOST

NETTLE SLURRY

POTASSIUM SOAP AND NEEM OIL SOLUTION

POTASSIUM SOAP SOLUTION + NEEM OIL + DIATOMACEOUS EARTH

BAKING SODA AND NEUTRAL SOAP SOLUTION

GARLIC INFUSION WITH NEUTRAL SOAP

CHROMATIC OR ADHESIVE TRAPS

DILUTED MILK

HORSETAIL INFUSION

TRUNK WHITEWASHING

DIATOMACEOUS EARTH

WOOD ASH

NETTLE SLURRY

CUT THE AFFECTED BRANCHES AND APPLY CINNAMON

GARLIC AND CINNAMON INFUSION

INFUSION OF WORMWOOD, CHILI OR CHILLI

CLEAN THE AFFECTED AREA AND APPLY ASH PASTE WITH GARLIC OR CINNAMON

GARLIC AND MINT INFUSION

LIGHT TRAPS

APPLY CINNAMON POWDER

PITFALL TRAPS

CRUSHED EGG SHELLS

CLEAN AND SEAL THE WOUND WITH CLAY, CINNAMON AND GARLIC PASTE

GARLIC INFUSION

MATURE COMPOST

TRAPS WITH VINEGAR AND SOAP

SEAL HOLES WITH ASH PASTE AND CRUSHED GARLIC

VINEGAR AND BAKING SODA SOLUTION

ANT TRAP

TAPE TRAP

PHEROMONE TRAP

ALCOHOL TRAPS

FUNNEL TRAP

There are no home treatments

Natural allies

PREDATORY MITES

LADYBUGS

LACEWINGS

PARASITIC WASPS

HOVERFLIES OR PARASITIC FLIES

PREDATORY BUGS

There are no natural allies

Mycodiplosis oidii (predatory mosquito)

Chemical treatments

AGRICULTURAL SULFUR (POWDER OR SOLUBLE)

POTASSIUM FERTILIZERS

MAGNESIUM FERTILIZERS

BORON FERTILIZERS

CALCIUM FERTILIZERS

NITROGEN FERTILIZERS

PHOSPHORUS FERTILIZERS

IRON FERTILIZERS

SULFUR FERTILIZERS

NPK FERTILIZERS

There are no treatments for this disease. Treatments are directed at the insect vectors that transmit it. See insect treatments.

ABAMECTIN 0.0015% + PYRETHRINS 0.02%

RAPESEAL OIL

RAPESEAL OIL + PYRETHRINS

ORANGE OIL 6%

PARAFFIN OIL

ACETAMIPRID

ACETAMIPRID 0.005%

ACETAMIPRID 20%

SULFUR

COPPER 20%

COPPER 25%

COPPER 35%

COPPER 38%

COPPER 50%

COPPER 52%

DELTAMETHRIN 1.57%

DELTAMETHRIN 10%

DELTAMETHRIN 2.5%

DIFENOCONAZOLE 1.67%

ESFENVALERATE 2.5%

ESFENVALERATE 5%

100% GARLIC EXTRACT

PHENHEXAMIDE 50%

FLUPYRADIFURONE

FLUPIRADIFURONE 20%

FOSETIL-AL 80%

FERRIC PHOSPHATE

ALUMINUM PHOSPHIDE 56%

PHOSTIAZATE 10%

PHOSTIAZATE 15%

HEXITIAZOX 10%

POTASSIUM HYDROGEN CARBONATE

LAMBDA CYHALOTHRIN

LAMINARIN 4.5%

METALDEHYDE

PIRACLOSTROBIN 6.7% + BOSCALIDE 26.7%

PYRETHRINS

PYRIPROXIFEN 10%

POTASSIUM SALTS OF UNSATURATED FATTY ACIDS

SPINOSAD 0.024%

SPINOSAD 12%

SPINOSAD 48%

TAU-FLUVALINATE 24%

TETRACONAZOLE 10%

TETRACONAZOLE 12.5%

TETRACONAZOLE 4%

TRICHODERMA ASPERELLUM (STRAIN T34)

RECOMMENDED PRODUCTS TO ELIMINATE THE PEST

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Fruit Fly Traps

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Liquid Copper Fungicide

Liquid Copper Fungicide

Copper fungicide for fungal diseases and plant diseases.

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Organic Seaweed Fertiliser

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Fungus Fighter Plus | Fungicide for Plants

Fungus Fighter Plus | Fungicide for Plants

Broad-spectrum fungicide for effective control of fungal diseases in plants.

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Ultimate Bug Killer | Broad-Spectrum Insecticide

Ultimate Bug Killer | Broad-Spectrum Insecticide

Fast acting bug spray with up to 2 weeks protection, controls common garden pests

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REPELLENT PLANTS

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RECOMMENDATIONS

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