Altosid Liquid Larvicide

What is a critical restriction regarding the use of irrigation systems with this product?

• Do not use irrigation systems under any circumstances
• Only use irrigation systems in rice fields
• Do not apply through any irrigation system unless supplemental chemigation labeling is followed ✓
• Irrigation systems can only be used if mixed with oil

Answer: The restrictions state not to apply through any irrigation system unless the supplemental labeling on chemigation is followed.

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When applying Altosid Liquid Larvicide to rice, what is the recommended application rate per acre?

• 1 to 2 fl oz/acre
• 2 to 16 fl oz/acre
• 3/4 to 1 fl oz/acre ✓
• 50 gallons per acre

Answer: For rice, the label specifies a rate of 3/4 to 1 fl oz/acre.

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Which of the following life stages of floodwater mosquitoes must Altosid Liquid Larvicide be applied to in order to prevent adult emergence?

• Eggs and 1st instar larvae
• 2nd, 3rd, or 4th larval instars ✓
• Pupae and adult mosquitoes
• Only the 1st instar larvae

Answer: The label states the product must be applied to 2nd, 3rd, or 4th larval instars to prevent adult emergence.

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According to the restrictions, what substance should NOT be mixed with this product?

• Water
• B.t.i.
• Oil ✓
• Sand

Answer: The restrictions explicitly state: 'Do not mix with oil'.

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When tank mixing Altosid Liquid Larvicide with liquid B.t.i., what is the required volume/volume ratio range of B.t.i. to A.L.L.?

• 1:24 to 1:50
• 24:1 to 50:1 ✓
• 2 to 16
• 1 to 48

Answer: The label states the ratio of B.t.i. to A.L.L. is to range from 24:1 to 50:1 (volume/volume).

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If a technician is treating dense vegetation or canopy areas, how should the product be applied?

• As a liquid spray in water
• As an A.L.L. sand mixture using standard granular dispersal equipment ✓
• Through an irrigation system
• By mixing with 50 gallons of B.t.i.

Answer: For dense vegetation or canopy areas, the label instructs to apply an A.L.L. sand mixture using standard granular dispersal equipment.

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Which of the following is a valid site for the application of Altosid Liquid Larvicide?

• Indoor residential living rooms
• Irrigated croplands after flooding ✓
• Dry, non-flooded pastures
• Adult mosquito breeding nests

Answer: The label specifies application to irrigated croplands after flooding to control mosquito emergence.

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How should the spray solution be handled regarding timing and preparation?

• Use within 24 hours and do not agitate
• Use within 48 hours and always agitate before spraying ✓
• Use within 72 hours and agitate only if necessary
• Use within 48 hours and agitate only after spraying

Answer: The timing/weather section states to use the spray solution within 48 hours and always agitate before spraying.

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