Peak

Under what environmental conditions is weed control considered optimum when using Peak?

• When soil moisture exists and weeds are actively growing ✓
• During periods of high humidity and low wind
• Immediately following a heavy rainfall event
• When weeds are dormant and soil is dry

Answer: The label notes: 'weed control is optimum when soil moisture exists and weeds are actively growing.'

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What is the restricted-entry interval (REI) for treated areas after applying Peak?

• 12 hours ✓
• 24 hours
• 48 hours
• 72 hours

Answer: The label states: 'A restricted-entry interval (REI) of 12 hours applies to treated areas.'

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According to the label, what is the required thickness for waterproof gloves when handling Peak?

• Minimum 10 mils
• Minimum 12 mils
• Minimum 14 mils ✓
• Minimum 16 mils

Answer: The label states: 'waterproof gloves made of barrier laminate, butyl rubber, nitrile, neoprene, natural rubber, polyethylene, polyvinyl chloride (PVC), or Viton (all ≥ 14 mils)'.

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To prevent runoff risks, how long should applicators avoid applying Peak if rainfall or irrigation is expected?

• 12 hours
• 24 hours
• 48 hours ✓
• 72 hours

Answer: The label states: 'Avoid application when rainfall or irrigation is expected to occur within 48 hours due to runoff risks.'

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How should the water-dispersible granule formulation of Peak be applied?

• As a dry granule broadcast
• As a liquid spray after being thoroughly mixed in water ✓
• As a soil drench
• As a foliar spray applied to dry leaves

Answer: The label states: 'water-dispersible granule formulation which must be thoroughly mixed in water and applied as a spray'.

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In which of these locations is application of Peak prohibited?

• On wheat following small grain harvest
• In areas with shallow groundwater ✓
• On sorghum during postemergence stage
• In barley fields during active weed growth

Answer: The label states: 'users should avoid application near water or in areas with shallow groundwater.'

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According to the label, what is the active ingredient percentage in Peak?

• 12%
• 48%
• 57.0% ✓
• 76.3%

Answer: The description states: 'Peak is a selective herbicide containing 57.0% Prosulfuron.'

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Which of the following is a required component of the personal protective equipment (PPE) for Peak?

• Chemical-resistant apron
• Long-sleeved shirt ✓
• Face shield
• Nitrile gloves under heavy duty gloves

Answer: The PPE requirements listed are: 'Long-sleeved shirt and long pants; Waterproof gloves...; Shoes plus socks.'

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