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Sample questions
Which of the following diseases is specifically noted for a target rate of 4.0 to 5.0 fl oz/acre during the early season?
- Black point
- Head scab
- Scald
- Tan spot
Show answer
The label specifies a rate of 4.0 to 5.0 fl oz/acre for black point during the early season.🔗 Source
What is the maximum total amount of Sphaerex that can be applied per acre per year?
- 7.3 fl oz/acre
- 10.0 fl oz/acre
- 14.6 fl oz/acre
- 20.0 fl oz/acre
Show answer
The restrictions state DO NOT apply more than 14.6 fl oz/acre per year.🔗 Source
A technician is preparing a spray solution. According to the restrictions, what must be true regarding the fertilizer content?
- The solution must contain at least 20% v/v fertilizer.
- The solution must not contain any fertilizer.
- The final spray solution must not contain fertilizer > 20% v/v.
- The fertilizer must be applied separately from the fungicide.
Show answer
The restrictions state DO NOT apply if the final spray solution contains fertilizer > 20% v/v.🔗 Source
What is the Re-entry Interval (REI) for Sphaerex?
- 12 hours
- 14 hours
- 24 hours
- 30 days
Show answer
The label specifies a re-entry interval of 14 hours.🔗 Source
To prevent phytotoxicity, under what conditions should the user avoid applying Sphaerex?
- High humidity conditions
- Hot or dry conditions
- During heavy rainfall
- In windy conditions
Show answer
The label warns to avoid application in hot/dry conditions to prevent phytotoxicity.🔗 Source
Which of the following is a required component of the Personal Protective Equipment (PPE) for handling Sphaerex?
- N95 respirator
- Chemical-resistant gloves
- Face shield
- Waterproof apron
Show answer
The PPE requirements specifically include chemical-resistant gloves.🔗 Source
When applying Sphaerex to manage Scald on the flag leaf, what is the required application rate?
- 4.0 to 5.0 fl oz/acre
- 5.5 to 7.3 fl oz/acre
- 7.3 fl oz/acre
- 14.6 fl oz/acre
Show answer
The label states the rate for Scald on the flag leaf is 5.5 to 7.3 fl oz/acre.🔗 Source
According to the label, which application method is NOT listed as an option for Sphaerex?
- Ground spray
- Aerial application
- Field sprinkler irrigation (chemigation)
- Drip irrigation
Show answer
The label lists ground spray, aerial, and chemigation, but does not mention drip irrigation.🔗 Source
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