Ornamental Pest Management Category 3 B Application of
Ornamental Pest Management (Category 3 B) Application of Pesticides Chapter 3 MSU Extension Pesticide Education
Choose the best pesticide. MSU Extension Pesticide Education
Selecting a Pesticide F Labeled for the pest F Produces F Minimal MSU Extension Pesticide Education desired level of control disruption to the environment
Phytotoxicity MSU Extension Pesticide Education
Selecting a Pesticide F Not phytotoxic F Compatible with plant management strategies – “Friendly” to beneficials F Acceptable to the public, customers – Complex issue MSU Extension Pesticide Education
Many pesticide choices. MSU Extension Pesticide Education
Classifications of Pesticides Classification Targeted Pest • Insecticide • Acaricide • Miticide • Fungicide • Bactericide Insects MSU Extension Pesticide Education Mites, ticks Mites Fungi Bacteria
Classifications of Pesticides Classification Targeted Pest • Herbicide • Aquacide • Molluscicide • Rodenticide Weeds MSU Extension Pesticide Education Aquatic weeds Snails and slugs Mice, rats, rodents
Signal Word F Toxicity Categories – Danger (I) – Warning (II) – Caution (IV) “Danger” = most toxic
Select “caution” pesticides when possible and avoid RUP’s!
Pesticide Mode of Action F Broad spectrum F Residual pesticide F Protectant F Systemic F Contact MSU Extension Pesticide Education
F Pesticides are manufactured in many formulations. MSU Extension Pesticide Education
Pesticide Formulations F E, EC = emulsified concentrates F WP = wettable powders F F, FL = flowables FG = granules MSU Extension Pesticide Education F Baits F Injectables F Implants F WSP = water soluble packets
Pesticide Formulations F Formulation – Application method – Risk when handling – Risk of moving off target – Advantages – Disadvantages MSU Extension Pesticide Education
Application equipment should reflect the target plant, pest, and pesticide formulation. MSU Extension Pesticide Education
Some pesticides are formulated as injections. MSU Extension Pesticide Education
Pesticide Application Equipment F Injection and implantation – Possible tree injury – Cost – Limited materials – No drift – Reduced injury to non-target organisms MSU Extension Pesticide Education
MSU Extension Pesticide Education
Pesticide Application Equipment F Manual sprayers – Compressed air sprayers • Pressure drop off, settling, limited pressure & volume – Backpack sprayers – Wick applicators • “Targeted” application MSU Extension Pesticide Education
Pesticide Application Equipment F Power Sprayers – Small power sprayers – Hydraulic sprayers • Widely used for ornamentals, variable pressure, volume, drift? MSU Extension Pesticide Education
MSU Extension Pesticide Education
Pesticide Application Equipment F Power Sprayers – Rotary (disk) nozzle sprayers – Mist blowers • Light weight, less water, drift? MSU Extension Pesticide Education
Spray Application Techniques F Select correct equipment F Adjust nozzles, pressure, etc. F Apply to where pests are located F Obtain MSU Extension Pesticide Education thorough coverage
Spray Application Tips F Do NOT spray into or with the wind F Use larger droplets in windy conditions F Thoroughly coat treatment area F For tall trees: – Use thin stream at top, changing to fan at bottom, apply from inside out, top to bottom F Protect etc. MSU Extension Pesticide Education people, pets, wildlife, homes,
Pesticide Record Keeping F Name of applicator F Address of application F Name and concentration of pesticide F Amount of pesticide F Target pest F Method and rate of application ds Recor
Pesticide Record Keeping Keep records for at least one year on general use pesticide applications. Keep RUP records for three years. Check with MDA for current regulations.
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