insectmedium severity

Red Pumpkin Beetle

Aulacophora foveicollis

How to Identify

âš Holes chewed in cotyledons and young leaves
âš Severe damage to seedlings
âš Adult beetles visible feeding on leaves

Peak season: Early growth stage, Kharif and Zaid

3-Tier Organic Treatment Ladder

Always start with Tier 1. Move to higher tiers only if lower tiers fail. This approach preserves beneficial insects and keeps costs low.

1

Tier 1: Preventive

Yellow sticky traps

When: Hang at crop height, 1 per 5 m²

Ladybird beetles protection

When: Never spray when ladybirds present — they eat 400 aphids/day

Use resistant varieties

When: At variety selection

Raised bed planting with good drainage

When: At field preparation

Yellow sticky traps

When: Preventive

Protect ladybird beetle populations

When: Avoid broad-spectrum sprays unnecessarily

Yellow sticky traps

When: During new flush emergence

Yellow traps for adult moths

When: From transplanting

Companion plant dill/mustard trap border

When: At planting

Yellow/light traps

When: 1 UV light trap per 2 acres from 40 DAS

Drain field water temporarily

When: Removes breeding habitat

Yellow sticky traps

When: 1 per 5m², from establishment

Intercrop with marigold

When: At planting — whitefly decoy

Pheromone traps

When: Install at sowing, monitor moth activity

Trichoderma soil application

When: Preventive at planting

Pheromone traps

Product: Helilure / Helicovex pheromone

When: Install at crop establishment, 1 trap per 2 acres

Intercrop with sorghum/maize

When: At sowing time

Yellow sticky traps

When: Preventive from establishment

Intercrop cowpea

When: Reduces jassid pressure on cotton

Trichogramma release

When: At egg-laying peak

Yellow sticky traps

When: Preventive

Methyl eugenol pheromone traps

When: 1 trap per 4-5 trees/plants, from fruit set

Fruit bagging

When: Individual fruit protection for high-value crops

Release Cryptolaemus beetle (mealybug destroyer)

When: Preventive biocontrol release

Hot water treatment of suckers before planting

When: 53°C for 20 minutes

Marigold intercrop

When: Nematicidal root exudates

Pheromone trap (chlorphenol lure)

When: Install at planting

Avoid wounding pseudostem

When: Careful field operations

Earthing up to cover tubers fully

When: Prevents moth access to tubers

Pheromone traps

When: Field and storage

Neem cake soil application

Product: 200 kg/ha incorporated before planting

Fenugreek green manure

When: Incorporate 45-day fenugreek crop before main crop

Adequate plant spacing for airflow

When: At planting design

Row covers for young seedlings

When: At sowing/transplanting

2

Tier 2: Early Treatment

Neem seed kernel extract 5%

When: Spray when population exceeds 10/leaf

Soap solution 2%

When: Insecticidal soap spray on colonies

Bacillus subtilis soil drench

When: Preventive at planting

Neem oil 2% spray

When: Weekly when population exceeds threshold

Neem oil spray

When: At new flush stage

Bt spray (most effective tool)

When: Every 5-7 days during pressure

Neemastra 5% spray

When: At base of plants when damage first seen

Beauveria bassiana 5 mL/L

When: Spray at base of plants in evening

Beauveria bassiana spray

When: Weekly during infestation

NPV spray (Spodoptera-specific)

When: At first larval signs

Bt spray

Product: 2 mL/L

When: Target whorl directly

Bordeaux mixture 1% spray

When: Every 10-14 days during humid period

Trichogramma release

Product: Trichogramma chilonis cards

When: 1 lakh eggs/acre at egg-laying peak

NPV spray

Product: HaNPV 250 LE/ha

When: At first larval appearance, spray in evening

Neem oil spray

When: Weekly during pressure

Neemastra spray

When: First sign of folded leaves

Bird perches in field

When: Encourage natural predation

Neem oil spray

When: At first mine appearance

Remove and destroy heavily mined leaves

When: Manual removal

Neem oil spray

When: Weekly during susceptible period

Neem oil + soap spray

When: Direct contact spray on colonies

Beauveria bassiana

When: Weekly during infestation

Paecilomyces lilacinus soil application

When: At planting

Neem cake 1-2 kg/plant

When: Soil incorporation

Beauveria bassiana injected into crown/stem

When: At first sign of damage

Neem leaf layering in storage

When: Storage protection

Paecilomyces lilacinus inoculant

Product: 2 kg/ha soil application

When: At planting

Marigold intercrop

When: French marigold roots secrete nematicidal compounds

Wettable sulfur spray

When: Every 10-14 days, not above 35°C

Neem oil spray

When: At first sign of feeding damage

Wood ash dusting on seedlings

When: Early morning when dew present

Neem oil spray

When: At first flush of new growth

Pseudomonas foliar spray

When: At first lesion appearance

3

Tier 3: Emergency Intervention

Tobacco decoction 2%

When: Severe infestation, spray in evening

Tobacco decoction spray

When: Severe infestation

Beauveria bassiana

When: Severe infestation

Neemastra 5% spray

When: Severe infestation

Neem-based + sand in whorl

When: Physical barrier combined with spray

Copper oxychloride spray

When: Severe outbreak

Bt spray

Product: Bacillus thuringiensis var. kurstaki 2 mL/L

When: At early larval stage, repeat every 7 days

Protein bait spray (fermented fruit + neem)

When: Attract-and-kill technique

Neem cake soil application

When: 200g/plant preventive

Soil solarization

When: Cover moist soil with clear plastic for 6–8 weeks in summer — kills nematodes thermally

Bordeaux mixture if sulfur ineffective

When: Severe cases

Beauveria bassiana spray

When: Severe infestation

Prevention — Best Long-term Strategy

✓Protect seedling stage especially — most vulnerable period