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Sample questions
What is the maximum application rate of Sonar Infinity for growth control in the specified sites?
- 17 PDU per acre-foot
- 35 PDU per acre-foot
- 37 PDU per acre-foot
- 68 PDU per acre-foot
Show answer
up to 37 PDU per acre-foot (A-ft) for maximum application🔗 Source
Which weather conditions should an applicator avoid when planning a Sonar Infinity application?
- Heavy rain and extreme heat
- Gusty wind conditions and temperature inversions
- Low light and high humidity
- Frost and heavy snowfall
Show answer
Avoid applications during gusty wind conditions. Avoid applications during temperature inversions.🔗 Source
When using water from a Sonar-treated area for greenhouse or nursery plants, what must be verified?
- That the concentration is below 1 ppb or 5 ppb depending on the plant type
- That the water is free from all traces of Fluridone
- That the water depth is greater than the treatment site average
- That the application was done during temperature inversions
Show answer
For greenhouse and nursery plants, do not use water from a Sonar-treated area unless the concentration in potential irrigation water is verified to be below 1 ppb or 5 ppb depending on the plant type.🔗 Source
What is the prescribed rate for growth control using Sonar Infinity?
- 17 PDU per acre-foot (A-ft)
- 35 PDU per acre-foot (A-ft)
- 37 PDU per acre-foot (A-ft)
- 68 PDU per acre-foot (A-ft)
Show answer
17 PDU per acre-foot (A-ft) for growth control🔗 Source
What is the concentration of the active ingredient, Fluridone, in Sonar Infinity?
Show answer
The active ingredient is Fluridone at a concentration of 68%.🔗 Source
When applying Sonar Infinity via backpack or hand-spray, which personal protective equipment is specifically required?
- Long-sleeved shirt, long pants, shoes, and waterproof gloves
- Long-sleeved shirt, long pants, and chemical-resistant boots
- Long-sleeved shirt, long pants, and safety goggles
- Long-sleeved shirt, long pants, and a respirator
Show answer
Handling requires specific personal protective equipment, including long-sleeved shirts, long pants, shoes, and waterproof gloves for backpack or hand-spray applications.🔗 Source
Which of the following is a prohibited site for the application of Sonar Infinity?
- Potable water sources
- Irrigation canals
- Tidal saltwater sites
- Drainage canals
Show answer
Do not apply directly to tidal saltwater sites.🔗 Source
According to the label restrictions, under what condition should lower application rates be used?
- When applying to tidal saltwater sites
- In shallow areas where water depth is considerably less than the average depth of the entire treatment site
- During gusty wind conditions
- When using the product in irrigation canals
Show answer
In shallow areas where water depth is considerably less than the average depth of the entire treatment site, use lower rates.🔗 Source
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