Practice 8 WeedtrineD exam questions with instant feedback and cited explanations.
What is the required dilution ratio for applying WeedtrineD to Duckweed?
Answer: The mixing instructions for Duckweed specify a 25:1 dilution with a non-ionic surfactant.
What type of surfactant must be used when mixing WeedtrineD for floating aquatic weeds or duckweed?
Answer: The label specifies that floating weeds and duckweed require dilution with a non-ionic surfactant.
According to the PPE requirements, when is a dust/mist filtering respirator with NIOSH approval required?
Answer: The PPE section states a dust/mist filtering respirator is required when mixing, optimizing, or loading.
Under which environmental condition is it prohibited to apply WeedtrineD?
Answer: The label explicitly states: 'Do not apply under conditions of high wind and wave action.'
Where is WeedtrineD intended for use?
Answer: The product description states it is intended for use in and around still waters such as lakes, ponds, and ditches.
Which of the following is a target pest for WeedtrineD?
Answer: The label lists Pennywort (floating), Cattails (marginal), and Spirogyra spp. (filamentous algae) as target pests.
When applying WeedtrineD to submerged weeds during the late season, what is the required strip spacing?
Answer: For late season application to submerged weeds, the label states they should be applied in strips no more than 20 feet apart.
If WeedtrineD is applied at a rate of 8-10 gal/acre, what is the re-entry interval (REI)?
Answer: The REI for an 8-10 gal/acre rate is 3 days.