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Phorate

Adult Bee Toxicity
>0.43 Oral LD50 in µg/bee
Larval Bee Toxicity
Unknown Oral LD50 in µg/bee
Chemical Group
Organophosphate
Adult Bee Toxicity
>0.43
Adult Bee Toxicity Group
Non-definitive
Larval Bee Toxicity
Unknown
Persistence Half-Life (days)
63
Persistence Rating
High
Relative Index of Systemic Activity
0.77
Registered Uses (USA)
Fewer than 20 agricultural crops: green and dried beans, potatoes, grain sorghum, milo, field and sweet corn, soybeans, cotton, sugar beet, sugar cane, peanuts. Other uses include nursery use on Easter lily.
Use Categories
Agriculture
Nursery
Seed Treatment Use
No
Toxicity Reference(s)

Lewis, K.A., Tzilivakis, J., Warner, D. and Green, A. 2016. An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal 22(4):1050-1064.

Systemic Reference(s)

U.S. Environmental Protection Agency (EPA). 2009. Registration Review - Revised Preliminary Problem Formulation for the Ecological Risk Assessment of Phorate. 23 pp. Also, Bardner, R. 1964. The Uptake of Phorate, a Systemic Insecticide, Applied as a Slurry to Wheat and Mustard Seeds. The Annals of Applied Biology 53(3):445–458.

Persistence Reference(s)

Lewis, K.A., J. Tzilivakis, D. Warner, and A. Green. 2016. An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal 22(4):1050-1064.

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