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Adult Bee Toxicity
0.28 Oral LD50 in µg/bee
Larval Bee Toxicity
Unknown Oral LD50 in µg/bee
Chemical Group
Carbamate
Adult Bee Toxicity
0.28
Adult Bee Toxicity Group
High
Larval Bee Toxicity
Unknown
Persistence Half-Life (days)
54
Persistence Rating
Medium
Relative Index of Systemic Activity
1.25
Registered Uses (USA)

A wide variety of agricultural uses (>100 different crops) including vegetables, tree fruits, other fruits, tree nuts, beans, potatoes, corn, soybeans, wheat, other cereal grains, cotton, sugar beet, peanuts, and other crops. Other uses include non-crop uses.

Use Categories
Agriculture
Non-crop
Seed Treatment Use
No
Seed Treatment Crops
Toxicity 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.

Systemic Reference(s)

Fung K., R. Luke, and N. Uren. 1978. Concentrations of methomyl in Australian tobacco plants following transplant, foliar and soil treatments. Tob Sci 180(6):61-64. Also, International Program on Chemical Safety. 1996. Environmental Health Criteria 178: Methomyl. Geneva: IPCS Inchem.

Persistence Reference(s)

California Department of Pesticide Regulation. 2019. Potential for Methomyl Movement to California Groundwater as a Result of Agricultural Use. 10 pp.