Ferbam: Voluntary Cancellation of Several Uses, Reply by July 6, 2004

Date: June 14, 2004

To: Rick Melnicoe
Director, Western Integrated Pest Management Center

From: Kent L. Smith, Ph.D.
Plant Pathologist
Office of Pest Management Policy (OPMP)
Agricultural Research Service (ARS)
United States Department of Agriculture (USDA)

Subject: Ferbam: Voluntary Cancellation of Several Uses

Hi, everyone,

Ferbam is just beginning a regulatory review. The registrant, Taminco, has indicated that they will not support several uses that are currently registered. I have attached a detailed summary of the uses and rates that will be supported and the specific uses being lost. However, in summary, here are the basic uses affected.

Ferbam screening levels table (Word document)
Ferbam use profile (Word document)

Supported uses are:
Cranberries, citrus, mangos (24c), nectarines, and peaches.

Unsupported uses are:
Apples, caneberries (24c), cherries, grapes, forestry uses (plant beds and conifers), ornamentals, pears, and tobacco.

Several of these unsupported uses are hardly used which is undoubtedly why Taminco is unwilling to pay for the residue trials that will support continued use. According to usage data obtained by EPA, current usage on most crops is minimal as indicated in the second attachment.

If any of these disappearing uses are important to you, please contact me. We may be able to save needed uses. If possible, tell me:

  1. the crop and disease affected, and
  2. the state or region affected, and
  3. the use pattern needed: rate, number of applications, application method, and timing, and
  4. alternative disease management tools, and
  5. why ferbam is needed (only efficacious control, effective IPM material, broad spectrum control, etc.).

Thanks for your help. If you want to comment on any of the affected uses, please respond by July 6. I will be contacting certain commodity groups directly. If you receive any duplicates of this request, please ignore them.

Kent L. Smith, Ph.D.
Plant Pathologist
Office of Pest Management Policy (OPMP)
Agricultural Research Service (ARS)
United States Department of Agriculture (USDA)
1400 Independence Ave, SW
Room 3859, South Ag Building
Washington, DC 20250-0315
Phone: 202-720-3186
Fax: 202-720-3191
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