Callisto Xtra

When should an applicator avoid applying Callisto Xtra regarding environmental safety?

• When weather conditions favor drift from treated areas
• When the application might contaminate groundwater
• When the application might result in an unauthorized 'take' of endangered species
• All of the above ✓

Answer: The restrictions state: 'Do not apply when weather conditions favor drift...', 'Do not contaminate groundwater', and 'Do not apply... in a manner that results in an unauthorized 'take' of endangered species'.

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To reduce the runoff of Callisto Xtra, what weather condition should an applicator avoid?

• High wind speeds
• Extreme heat or open flames
• Rainfall or irrigation expected within 48 hours ✓
• Drift-favoring conditions

Answer: The label states: 'Reduce runoff of this product by avoiding applications when rainfall or irrigation is expected to occur within 48 hours'.

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According to the product description, what is the mode of action for Callisto Xtra regarding weed absorption?

• Absorption occurs only through soil uptake
• Absorption occurs only through foliage
• Absorbed through the foliage of emerged weeds and by soil uptake ✓
• Absorption occurs exclusively via root systems

Answer: The label states: 'Systemic; absorbed through the foliage of emerged weeds and by soil uptake.'

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Which of the following is a required piece of personal protective equipment (PPE) for mixers, loaders, and applicators of Callisto Xtra?

• Chemical-resistant gloves made of barrier laminate, nitrile rubber ≥14 mil, neoprene rubber ≥14 mil, or Viton® ≥14 mil ✓
• Chemical-resistant apron made of PVC
• Face shield and respiratory protection
• Long-sleeved shirt and waterproof pants

Answer: The PPE section requires: 'chemical-resistant gloves made of barrier laminate, nitrile rubber ≥14 mil, neoprene rubber ≥14 mil, or Viton® ≥14 mil'.

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Callisto Xtra is approved for use on which of the following crops?

• Wheat, Barley, and Rye
• Field corn, Seed corn, Sweet corn, Yellow popcorn, Grain sorghum, and Sugarcane ✓
• Soybeans, Cotton, and Peanuts
• Alfalfa, Clover, and Timothy

Answer: The description states it is used to control broadleaf and certain grasses in 'field corn, seed corn, sweet corn, yellow popcorn, grain sorghum, and sugarcane.'

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Which active ingredients are contained in Callisto Xtra?

• Atrazine and Glyphosate
• Atrazine (Group 5) and Mesotrione (Group 27) ✓
• Mesotrione and 2,4-D
• Atrazine (Group 5) and 2,4-D

Answer: The description states: 'containing Atrazine (Group 5) and Mesotrione (Group 27)'.

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In which of these areas is it restricted from being applied?

• Areas where surface water is present or intertidal areas below the mean high water mark
• Areas with high wind speeds
• Areas containing endangered species
• All of the above ✓

Answer: The restrictions include: 'Do not apply to areas where surface water is present or to intertidal areas below the mean high water mark', 'Do not apply when weather conditions favor drift', and 'Do not apply this product in a manner that results in an unauthorized 'take' of endangered species'.

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