Chaparral Herbicide

Under what condition is a non-ionic surfactant (at 1/4 pt per 100 gal) necessary?

• If using low rates of liquid nitrogen fertilizer (less than 50% of the spray solution volume) ✓
• If applying the product in high humidity environments
• If the spray solution pH is above 7.0
• If applying to tall fescue pastures

Answer: The label notes that 1/4 pt of non-ionic surfactant per 100 gal is necessary if using low rates of liquid nitrogen fertilizer (less than 50% of the spray solution volume).

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Which spray adjuvant is permitted for use with Chaparral Herbicide?

• Non-ionic surfactant ✓
• Methylated seed oil
• Organosilicone surfactant
• Any spray adjuvant of choice

Answer: The label states: 'Do not use a spray adjuvant other than non-ionic surfactant.'

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What is the restriction regarding ryegrass overseeding after a Chaparral Herbicide treatment?

• Do not overseed ryegrass for 4 months after treatment. ✓
• Do not overseed ryegrass for 2 months after treatment.
• Do not overseed ryegrass for 6 months after treatment.
• Do not overseed ryegrass for 1 year after treatment.

Answer: The label explicitly states: 'Do not overseed ryegrass for 4 months after treatment.'

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What is the restriction regarding the pH of liquid fertilizer solutions used with Chaparral Herbicide?

• Do not use with liquid fertilizer solutions with a pH less than 3.0. ✓
• Do not use with liquid fertilizer solutions with a pH greater than 8.0.
• Do not use with liquid fertilizer solutions with a pH less than 5.5.
• Do not use with liquid fertilizer solutions with a pH greater than 10.0.

Answer: The label states: 'Do not use with liquid fertilizer solutions with a pH less than 3.0.'

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When applying Chaparral Herbicide in the spring or early summer as a broadcast application, what is the requirement for the grass?

• The grass must have been planted at least 4 months prior to the application. ✓
• The grass must be at least 1 year old.
• The grass must be dormant.
• The grass must be actively growing for at least 2 weeks.

Answer: The label states Chaparral may be applied in spring/early summer over grass that was planted at least 4 months prior to the application.

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If a technician is performing a fall application of Chaparral Herbicide, what is the restriction regarding planting?

• Do not plant grasses the following spring. ✓
• Do not plant grasses the following fall.
• Do not plant grasses for 6 months.
• Do not plant grasses within 30 days.

Answer: The label states: 'With fall applications, do not plant grasses the following spring.'

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According to the label, what are the approved sites for application of Chaparral Herbicide?

• Established Pastures, Rangeland, and CRP ✓
• Residential lawns and ornamental gardens
• Greenhouses and indoor potted plants
• Agricultural crop fields and vegetable gardens

Answer: The label specifies that the application sites are Established Pastures, Rangeland, and CRP.

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When applying Chaparral Herbicide under arid conditions, what amount of AMS should be used per acre?

• 4 pounds ✓
• 4 quarts
• 1/4 pint
• 1/2 pint

Answer: Under arid conditions, the mixing instructions specify 4 pounds of AMS per acre.

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