The Ohio State University Lake County

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The Ohio State University Lake County

• Randy Zondag
• County Director, Commercial Horticulture ,
  Natural Resource, 4-H, Agent

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IPM Is?
Cultural
Scouting
Chemical
Biological
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What Do You Need To Know About Pest Control

• Identify the pest
• Pests life cycle
• Stage of the life cycle it is best to control
• Best method to control the pest
• Threshold for control

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What Tools Do We Have

• Resources and reference books
• Weather stations on line (DD, temperature,
  humidity, wind, soil moisture, ect)
• Phenology calendars
• Bulletin 504,614, L187 , weed control
• Hand lenses
• OSU Plant and Pest Laboratories
• Professional references

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Where Do We Start?

• Train our scouts
• Key plant key pest relationships
• Records
• Time to scout
• Degree day

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Do You Understand Your Sprayers ?
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The Holy Triangle of Spraying
Time and Money Efficiency
Things we control Volume rate Ground
speed Concentration of chemical Boom
height Droplet size
Drift Control
Chemical Efficacy
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Applicator Exposure
Spraying 10
90 Filling And Cleaning
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Choosing Nozzles
Timing
Dropsize Dropspeed
Biological effect
Volume
Dose
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20 inches Above the crop
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Proper Coverage
Uniform application
problem coverage
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Spray Accountability
Evaporation
Airborne Drift
Spray Target
Loss on Ground
Sedimentation Drift
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Type of Nozzles
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Flat Fan Nozzles
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Air Induction INJET is an air induction nozzle
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The influence of droplet size on coverage
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Air Assisted Sprayers
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Ways To Reduce Drift

• Reduce Pressure
• Change Nozzles (air inducted , low drift)
• Avoid Wind
• Buffers Strips
• Live Barriers
• Air Assisted Sprayers
• Ground Speed
• Boom Height

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Planting Depth Makes a Difference!!!!!

• What is your long term survival rate ?
• Do you care ?
• What planting methods do you use in the fields or
  containers ?
• How do you mulch ?

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