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Adult Bee Toxicity
4.7 Oral LD50 in µg/bee
Larval Bee Toxicity
Unknown Oral LD50 in µg/bee
Chemical Group
Pyridine azomethine
Adult Bee Toxicity
4.7
Adult Bee Toxicity Group
Moderate
Larval Bee Toxicity
Unknown
Persistence Half-Life (days)
6
Persistence Rating
Low
Relative Index of Systemic Activity
1.01
Registered Uses (USA)

A wide variety of agricultural uses (>100 different crops) including vegetables, tree fruits, grapes, other fruits, tree nuts, potatoes, and cotton. Other uses include nursery uses.

Use Categories
Agriculture
nursery
Seed Treatment Use
No
Seed Treatment Crops
Further Information

Confirmation of pyrifluquinazon's ability to translocate is lacking at this time, however, physiochemical properties indicate that this active ingredient may have systemic potential. EPA (2017) noted that additional data is needed to determine if this insecticide is systemic. Adult acute oral toxicity value shown is for the formulated product (TEP).

Toxicity Reference(s)

U.S. Environmental Protection Agency (EPA). 2017. Pyrifluquinazon: Ecological Risk Assessment for First Outdoor Uses on Brassica head and stem vegetables (crop group 5-16), Citrus fruits (crop group 10-10), Cotton, Cucurbit vegetables (crop group 9), Fruiting vegetables (crop group 8-10), Leaf petiole vegetables (crop subgroup 22B), Leafy vegetables (crop group 4-16), Pome fruits (crop group 11-10), Small fruit vine climbing subgroup (crop subgroup 13-07F), Stone fruits (crop group 12-12), Tree nuts (crop group 14-12), Tuberous and corm vegetables (crop subgroup 1C). 72 pp.

Persistence Reference(s)

U.S. Environmental Protection Agency (EPA). 2017. Pyrifluquinazon: Ecological Risk Assessment for First Outdoor Uses on Brassica head and stem vegetables (crop group 5-16), Citrus fruits (crop group 10-10), Cotton, Cucurbit vegetables (crop group 9), Fruiting vegetables (crop group 8-10), Leaf petiole vegetables (crop subgroup 22B), Leafy vegetables (crop group 4-16), Pome fruits (crop group 11-10), Small fruit vine climbing subgroup (crop subgroup 13-07F), Stone fruits (crop group 12-12), Tree nuts (crop group 14-12), Tuberous and corm vegetables (crop subgroup 1C). 72 pp.