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Incident Report
Subform I: General Information
1. Report Type.
New incident report
Incident Report Number: 2024-0078
2. Registrant Information.
Registrant Reference Number: M-836371-01-1
Registrant Name (Full Legal Name no abbreviations): BAYER CROPSCIENCE INC.
Address: 160 QUARRY PARK BOULEVARD SE SUITE 130
City: CALGARY
Prov / State: AB
Country: CANADA
Postal Code: T2C 3G3
3. Select the appropriate subform(s) for the incident.
Scientific Study
4. Date registrant was first informed of the incident.
5. Location of incident.
6. Date incident was first observed.
Product Description
7. a) Provide the active ingredient and, if available, the registration number and product name (include all tank mixes). If the product is not registered provide a submission number.
Active(s)PMRA Registration No. 27422 PMRA Submission No. EPA Registration No.
Product Name: TRIBUTE SOLO 32 DF HERBICIDE
- Active Ingredient(s)
- FORAMSULFURON
- IODOSULFURON-METHYL-SODIUM
7. b) Type of formulation.
Application Information
8. Product was applied?
Unknown
9. Application Rate.
10. Site pesticide was applied to (select all that apply).
11. Provide any additional information regarding application (how it was applied, amount applied, the size of the area treated etc).
To be determined by Registrant
12. In your opinion, was the product used according to the label instructions?
Unknown
Subform VII: Scientific Study
1. Study Reference
Title Isoxadifen-ethyl tech.: Chronic oral toxicity test on the honey bee (Apis mellifera l.) in the laboratory
Date 24-APR-23
2. a) Is an extension needed to translate the document?
No
3. Type of incident identified in the study
New health or environmental hazard
4. Describe the incident identified in the study (e.g. study demonstrates an increased risk to non-Hodgkin's Lymphoma after exposure to pesticide X)
The chronic oral toxicity of isoxadifen-ethyl tech. to adult honey bees was tested over 10 days. The LC50 value (10 days) was 1250 mg a.i./kg feeding solution. The LDD50 value (10 days) was 22.6 I 1/4g a.i./bee/day. The NOEC and NOEDD values (10 days) were 53.4 mg a.i./kg feeding solution and 0.96 I 1/4g a.i./bee/day, respectively. This is the first data available in a chronic exposure basis to honey bees for isoxadifen-ethyl.
5. a) Was the study discontinued before completion?
No
