Helena Crossbow Herbicide

Helena Crossbow Herbicide — 8 practice exam questions with instant feedback and cited explanations.

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Sample questions

For Rangeland and Permanent Pastures, what is the Preharvest Interval (PHI) regarding cutting forage for hay?

Show answer The label states: 'Do not cut forage for hay within 14 days of application.'

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To avoid off-target movement, how far away from sensitive areas (like residential areas or bodies of water) must the wind direction be clear of downwind deposition?

Show answer The label requires that there are not sensitive areas within 250 feet downwind.

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When performing a Broadcast Treatment with ground equipment for General Weed Control, what is the required application rate?

Show answer The label specifies a rate of 1-1/2 gallons of Crossbow per acre for Broadcast Treatment of General Weed Control.

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To achieve a 1.5% finished strength using a 3 gallon sprayer, how much Crossbow should be mixed?

Show answer The mixing instructions state to use 4 fl. oz. for a 1.5% finished strength in a 3 gallon sprayer.

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Which of these is a prohibited application site/use based on the label restrictions?

Show answer The label states: 'Applications to non-cropland areas are not allowed for commercial use, or for commercial seed production.'

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When applying to Non-Cropland Postemergence for Annual and Perennial weeds, what is the minimum amount of spray solution required per acre?

Show answer The label states for Annual and Perennial weeds: 'Use 2 or more gallons of spray solution per acre.'

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When treating Woody Plants in Non-Cropland Postemergence sites, how many applications per year are allowed?

Show answer For Woody Plants in Non-Cropland Postemergence, the label states: 'Limited to 1 application per year.'

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According to the label, which of the following is a restriction regarding wind conditions during application?

Show answer The label explicitly states: 'Do not apply at wind speeds greater than 10 mph.'

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