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Sample questions
In cotton, Bion 500 FS is used to suppress symptoms of which specific condition?
- Black Root Rot
- Downy Mildew
- Damping-off
- Nematode fecundity
Show answer
The label states the product suppresses Fusarium oxysporum f. vasinfectum to mitigate damping-off symptoms.🔗 Source
Which of the following application methods is strictly prohibited for Bion 500 FS?
- Commercial seed treatment operations
- Planter or hopper box applications
- Water-based seed treatment mixing
- Early-season seed protection
Show answer
The label explicitly states the product is not for use in planter or hopper box applications.🔗 Source
What requirement must be met for seed treated with Bion 500 FS?
- It must be stored in a temperature-controlled environment
- It must be visually identifiable from untreated seed using an approved colorant or dye
- It must be applied only during daylight hours
- It must be mixed with a specific fungicide group
Show answer
The restrictions state that seed treated with this product must be visually identifiable from untreated seed using an approved colorant or dye.🔗 Source
Which type of glove material is listed as an acceptable option for PPE when handling Bion 500 FS?
- Latex
- Nitrile
- Viton®
- Natural rubber
Show answer
The PPE section lists Viton® as one of the approved chemical-resistant glove materials.🔗 Source
Before mixing Bion 500 FS with other water-based seed treatments, what action should be taken?
- Perform a jar test to check compatibility
- Add the Bion 500 FS before any other ingredients
- Mix only with pure distilled water
- Wait 24 hours after mixing before application
Show answer
The mixing instructions state that compatibility should be tested via a jar test first.🔗 Source
When used on cotton seed, what is the primary effect of Bion 500 FS on nematodes?
- Reduces nematode fecundity
- Eliminates all nematode populations
- Provides protection against root knot nematodes
- Suppresses nematode egg hatching
Show answer
The label states that the product provides early-season protection against certain nematodes by reducing nematode fecundity.🔗 Source
When mixing wettable powders or water-soluble pouches with Bion 500 FS, what is the correct procedure?
- Add Bion 500 FS first, then the powders
- Add powders to clean water first and allow to disperse before adding Bion 500 FS
- Mix the powders and Bion 500 FS together in a dry state first
- Only mix powders with Bion 500 FS if a jar test fails
Show answer
The mixing notes state to add wettable powders/water-soluble pouches to clean water first and allow them to disperse before adding Bion 500 FS.🔗 Source
What is the required application rate for Bion 500 FS when treating sunflower and sorghum seed against downy mildew?
- 0.0003 to 0.0009 mg ai/seed
- 0.021 to 0.029 mg ai/seed
- 0.420 mg ai/seed
- 0.500 mg ai/seed
Show answer
According to the application table, the rate for sunflower and sorghum seed is 0.021-0.029 mg ai/seed.🔗 Source
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