ROUNDUP PRO CONCENTRATE

When mixing for general weed control, what must be used to ensure proper application?

• A pressurized sprayer
• A calibrated sprayer ✓
• A hand-held mister
• A high-pressure nozzle

Answer: Use a calibrated sprayer; follow specific dilution instructions for specific weed types.

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When treating medusahead, what is the required timing for application?

• As soon as plants are actively growing and prior to the 4-leaf stage ✓
• During the early seedhead emergence of the most mature plants only
• Only during the spring when turf is dormant
• After the plants have reached the 4-leaf stage

Answer: The label states to apply medusahead as soon as plants are actively growing and prior to the 4-leaf stage.

What is the application rate for controlling Field horsetail (Equisetum arvense)?

• 0.6 mL ✓
• 6 mL
• 16 mL
• 8 mL

Answer: The rate for Field horsetail is 0.6 mL, and the label notes to use a small syringe that calibrates to this rate.

Which method is NOT listed as an approved way to apply this product?

• Ground broadcast spray
• Spot treatment
• Directed spray
• Aerial application ✓

Answer: It can be applied via ground broadcast spray, spot treatment, or directed spray.

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When performing 'Chemical Mowing' for annual grasses on coarse turf, when should applications be made?

• When annual grasses are actively growing and before seedheads are in the boot stage ✓
• Only during the dormant season before spring greenup
• After the seedheads have reached full maturity
• During the peak of summer when grasses are most stressed

Answer: The label states applications for annual grasses should be made when they are actively growing and before seedheads are in the boot stage.

What is the required timing for application relative to weed growth?

• Apply before weeds emerge
• Apply when weeds are actively growing ✓
• Apply only after weeds have gone to seed
• Apply only during the dormant season

Answer: Apply when weeds are actively growing.

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What is the concentration of glyphosate in ROUNDUP PRO CONCENTRATE?

• 45.5% isopropylamine salt
• 50.2% isopropylamine salt ✓
• 52.4% isopropylamine salt
• 69.7% isopropylamine salt

Answer: The active ingredient is glyphosate, at a concentration of 50.2% in the form of its isopropylamine salt.

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When applying the product to control winter annual weeds and tall fescue in dormant bermudagrass or bahiagrass turf, what is the required dilution?

• 10 to 40 gallons of water per acre ✓
• 2 to 10 gallons of water per acre
• 10 to 20 gallons of water per acre
• A 5% v/v solution

Answer: For winter annual weeds and tall fescue in dormant turf, the dilution rate is 10 to 40 gallons of water per acre.