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Sample questions
Which of the following is a required piece of Personal Protective Equipment (PPE) for handlers of Topflor?
- Chemical-resistant gloves made of waterproof material
- Full-face respirator
- Rubber boots only
- Short-sleeved shirt
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The PPE section states: 'Chemical-resistant gloves made of any waterproof material' must be worn.🔗 Source
What is a specific precaution a grower should take when applying Topflor as a soil drench?
- Be aware that pine bark in the root media may reduce effectiveness
- Ensure the soil is completely saturated before application
- Avoid applying to any container-grown plants
- Only apply during temperature inversions
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The label states: 'When using as a drench, be aware that pine bark in the root media may reduce effectiveness.'🔗 Source
Under what weather conditions must an applicator refrain from applying Topflor?
- When humidity levels are above 80%
- When wind speeds exceed 10 miles per hour or during temperature inversions
- When temperatures are below freezing
- Only when heavy rain is imminent
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The timing and weather conditions section states: 'Do not apply if wind speeds exceed 10 miles per hour at the application site' and 'Do not apply during temperature inversions.'🔗 Source
To avoid drift and environmental contamination, where should Topflor NOT be applied?
- To areas where surface water is present or intertidal areas below the mean high water mark
- To any plant grown in a container
- To any plant with high chlorophyll content
- To any plant that has already achieved compact growth
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The use restrictions state: 'Do not apply directly to water or to areas where surface water is present or to intertidal areas below the mean high water mark.'🔗 Source
According to the product description, what is the primary mechanism by which flurpirimod works in Topflor?
- Increasing water loss in plant leaves
- Inhibiting gibberellin biosynthesis
- Promoting rapid vertical plant growth
- Increasing wind speed at the application site
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The label states: 'It works by inhibiting gibberellin biosynthesis, which results in more compact plant growth...'🔗 Source
In what specific location is Topflor use restricted in New York State?
- Outdoor commercial nurseries only
- All ornamental plant sites
- Greenhouse applications only
- Shadehouses and greenhouses only
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The label states: 'In New York State, use is restricted to greenhouse applications only.'🔗 Source
When mixing Topflor in a spray tank, what is the correct procedure for adding the product and water?
- Fill the tank to capacity with water, then add Topflor
- Mix Topflor and water in a separate container before adding to the tank
- Fill spray tank with half the required amount of water, add Topflor, then fill to the remaining amount
- Add Topflor to a full tank of water to prevent splashing
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The mixing and dilution notes state: 'Fill spray tank with half the required amount of water, add Topflor, then fill to remaining amount.'🔗 Source
What is a potential consequence of using additional wetting agents in combination with Topflor?
- Reduced effectiveness of the active ingredient
- Increased water loss in the plant
- Crop injury may occur
- Excessive leaf darkening
Show answer
The use restrictions state: 'Do not use additional wetting agents in combination with Topflor as crop injury may occur.'🔗 Source
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