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Crop Protection & Pesticides

Police Insecticide: Fipronil + Imidacloprid WG Spectrum

Police is a high-performance systemic insecticide manufactured by GSP Crop Science containing Fipronil 40% and Imidacloprid 40% WG (80% WG total active ingredient). Registered under the Central Insecticides Board and Registration Committee (CIBRC), this dual-action water-dispersible granule formulation provides comprehensive soil and foliar control against sugarcane white grubs, groundnut pests, and destructive sucking complexes.

Last reviewed: 10 November 2026

Dual Active Chemistry and Complementary Modes of Action

Police insecticide integrates two distinct neuroactive chemical classes formulated into homogeneous water-dispersible granules. Fipronil (40%) is a phenylpyrazole insecticide (IRAC Group 2B) that blocks GABA-gated chloride channels, causing continuous uncontrolled nervous stimulation in targeted insects.

Imidacloprid (40%) is a systemic neonicotinoid (IRAC Group 4A) that binds to post-synaptic nicotinic acetylcholine receptors. This dual-action synergy attacks the insect nervous system at two independent receptor sites, delivering immediate feeding knockdown alongside long-lasting acropetal systemic residual protection.

  • Fipronil 40%: GABA-gated chloride channel antagonist delivering contact and stomach mortality.
  • Imidacloprid 40%: Systemic neonicotinoid providing rapid vascular uptake and sucking pest knockdown.
  • Synergistic Lethality: Combines two distinct neurotoxic pathways to suppress resistant insect populations.
  • WG Formulation: Micro-granules disperse instantly in water without generating airborne chemical dust.

Target Pests: Sugarcane White Grub and Soil Pests

Police is an industry benchmark for combating the subterranean white grub (Holotrichia species) in commercial sugarcane and groundnut fields. Applied as a targeted soil drench or root-zone spray along furrows during early monsoon, it destroys root-feeding grubs before they sever root systems and cause plant wilting.

It also provides outstanding control against foliar sucking pests including thrips, aphids, jassids, and whiteflies in cotton and vegetables, while suppressing brown planthoppers (BPH) in wetland rice.

  • Sugarcane White Grub: Eliminates subterranean root-feeding larvae, preventing entire clump drying.
  • Groundnut Soil Pests: Protects developing underground pegs and root nodules from grub damage.
  • Cotton Thrips and Jassids: Sustains translaminar leaf protection, halting leaf curling and stunting.
  • Root Vigor Response: Demonstrates proven root-growth enhancement, increasing root biomass and tiller development.

Application Guidelines, Soil Drenching and Safety

For white grub control in sugarcane or groundnut, apply Police as a directed drench along the plant root zone or set furrow, followed immediately by light irrigation to carry the active ingredients down into the root zone where grubs feed.

For foliar spraying, calibrate equipment to achieve uniform leaf wetting. To manage pest resistance, avoid making consecutive unapproved applications. Wear protective gloves, respirators, and eye protection during chemical handling, and adhere strictly to CIBRC-certified pre-harvest intervals.

  • Soil Drenching Technique: Drench furrows near plant roots when early-instar grubs emerge following initial monsoon rains.
  • Follow-Up Irrigation: Light watering after application ensures proper downward chemical movement in soil.
  • Foliar Calibration: Use clean water and hollow-cone nozzles for even canopy distribution.
  • Safety Standards: Wear full personal protective gear and avoid spraying during bee foraging windows.

Official source

Check the latest rules, benefits and forms here. KisanPe is an independent platform and is not a government website.

Central Insecticides Board and Registration Committee (CIBRC) ↗

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Common questions

What is the chemical composition of Police insecticide?

Police contains Fipronil 40% and Imidacloprid 40% WG (80% WG total), combining a phenylpyrazole with a neonicotinoid active ingredient.

How does Police insecticide control sugarcane white grubs?

When applied as a soil drench along root furrows with moisture, the combination penetrates the soil, delivering contact and stomach poison action that kills subterranean white grub larvae.

What are the advantages of the WG formulation over liquid ECs?

The water-dispersible granule (WG) formulation is dust-free, measures cleanly, dissolves rapidly in spray water, and contains fewer organic solvents than emulsifiable concentrates.

Where can farmers verify official label dosages for Police insecticide?

Approved application rates, safety instructions, and pre-harvest intervals are detailed on the product container leaflet and verified on the official CIBRC portal.

General guidance, not personal advice. For your farm, ask your local Krishi Vigyan Kendra or agriculture officer.

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