Metribuzin 75DF

According to the label, what is a requirement when using chemigation for application?

• Specific calibration of irrigation systems is required ✓
• Application must be done only at night
• It must be mixed with a surfactant
• It can only be used with drip irrigation

Answer: The label notes that when using chemigation, specific calibration of irrigation systems is required to ensure uniform distribution.

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What is the Re-entry Interval (REI) for this product?

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

Answer: The label specifies a re-entry interval (rei_hours) of 12.

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Which of the following is an approved site for the application of Metribuzin 75DF?

• Established bermudagrass turf ✓
• Ornamental flower beds
• Indoor potted plants
• Unmanaged forest areas

Answer: The label explicitly states the product can be used on established bermudagrass turf.

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Which of the following is a listed restriction regarding application sites?

• Do not apply directly to water or areas where surface water is present ✓
• Do not apply to any crop containing nitrogen
• Do not apply to sandy soils
• Do not apply in areas with high groundwater tables

Answer: The label states: 'Do not apply directly to water or areas where surface water is present or to intertidal areas below the mean high water mark.'

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What types of pests is Metribuzin 75DF designed to control?

• Certain grasses and broadleaf weeds ✓
• Insects and mites
• Fungal pathogens and molds
• Rodents and small mammals

Answer: The label states Metribuzin 75DF is a Group 5 herbicide used to control certain grasses and broadleaf weeds.

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If tank-mixing Metribuzin 75DF with other herbicides like 2,4-D or Atrazine, what must the technician follow?

• The most restrictive directions on the label of all products involved ✓
• The directions of the product with the highest concentration
• The directions of the product applied first
• The manufacturer's verbal recommendation

Answer: The label states that when tank-mixing, you must follow the most restrictive directions on the label of all products involved.

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Under which weather condition is application of Metribuzin 75DF prohibited?

• Wind speeds greater than 10 mph ✓
• Temperatures above 90 degrees
• Humidity levels below 20%
• Rainfall within 2 hours of application

Answer: The label restrictions state: 'Do not apply when wind speeds are greater than 10 mph.'

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Which set of Personal Protective Equipment (PPE) is required when handling Metribuzin 75DF?

• Long-sleeved shirt, long pants, chemical-resistant gloves, and shoes plus socks ✓
• Short-sleeved shirt, shorts, and rubber boots
• Full-body Tyvek suit and respirator
• Chemical-resistant apron and safety goggles only

Answer: The label requires long-sleeved shirts, long pants, chemical-resistant gloves, and shoes plus socks.

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