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Sample questions
What is the mechanism of action for Orondis Ultra?
- It inhibits an oxysterol-binding protein (OSBP) homologue to disrupt cell wall biosynthesis.
- It disrupts cellular respiration by targeting the mitochondrial membrane.
- It prevents the formation of ergosterol in the cell membrane.
- It inhibits the synthesis of chitin in the fungal cell wall.
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The product works by inhibiting an oxysterol-binding protein (OSBP) homologue, which disrupts cell wall biosynthesis.🔗 Source
Which statement regarding application timing and environmental protection is correct?
- Avoid application if significant rainfall is forecast within 48 hours.
- Avoid application if significant rainfall is forecast within 24 hours.
- Only apply during high wind conditions to increase coverage.
- Apply only when surface water is present to ensure dilution.
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Avoid application if significant rainfall is forecast to occur within 48 hours to reduce runoff risk.🔗 Source
According to the label, how should Orondis Ultra be used to manage resistance?
- Apply at maximum rates to ensure complete eradication.
- Incorporate it into a regularly scheduled protective spray program and rotate it with fungicides having different modes of action.
- Apply only when disease pressure is at its highest level.
- Use only via chemigation to ensure systemic coverage.
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For effective resistance management, users should incorporate it into a regularly scheduled protective spray program and rotate it with fungicides having different modes of action.🔗 Source
Which of the following is an acceptable glove material for handling this product according to the label?
- Latex rubber
- Natural rubber
- Nitrile rubber (≥ 14 mils)
- Polyethylene
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Handling requires specific PPE, including... chemical-resistant gloves (butyl rubber ≥ 14 mils, nitrile rubber ≥ 14 mils, neoprene rubber ≥ 14 mils, or polyvinyl chloride [PVC], or Viton® ≥ 14 mils).🔗 Source
Which of the following is a restriction regarding water protection for this product?
- Do not apply to crops near any water source.
- Do not contaminate water when disposing of equipment washwater or rinsate.
- Do not use irrigation systems (chemigation) near water bodies.
- Only apply to crops if they are at least 50 feet from water.
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Do not contaminate water when disposing of equipment washwater or rinsate.🔗 Source
Based on the label, which application method is NOT listed for Orondis Ultra?
- Foliar spray
- Aerial application
- Chemigation
- Soil drenching
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It is applied via foliar spray (including aerial application) or through irrigation systems (chemigation).🔗 Source
When mixing Orondis Ultra alone, what is the correct order of operations?
- Add Orondis Ultra to a full tank of water and shake thoroughly.
- Add Orondis Ultra to 10-20% of the required water, then add the remaining water.
- Mix Orondis Ultra with water in a separate container before adding it to the tank.
- Add the required amount of water, then add Orondis Ultra, then add more water.
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When using alone, add 10-20% of the required amount of water to the tank, add Orondis Ultra, continue adding remaining water, then begin application once thoroughly mixed.🔗 Source
What is the required Re-entry Interval (REI) for this product?
- 24 hours
- 48 hours
- 4 hours
- 12 hours
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REI: 4🔗 Source
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