| Reduced Risk Status: |
|
| IPM Compatibility: |
PER REQUESTOR, GOODFIT. POWDERY MILDEW IS THE MOST ECONOMICALLY IMPORTANT DISEASE OF STRAWBERRY FOLIAGE IN CA. GF-4031 IS A SECOND MEMBER OF FRAC 13. ALTHOUGH SOME RESISTANCE TO FRAC 13 HAS BEEN REPORTED IN CA, CROSS RESISTANCE TO GF-4031 IA REPORTED TO BE LESS LIKELY. EFFICACY IS AMONG THE BEST PRODUCTS AVAILABLE. THE REI AND PHI ARE COMPATIBLE WITH CA STRAWBERRY GROWING PRACTICES.
|
| Reasons for need: |
EFFECTIVE FUNGICIDES ARE NEEDED FOR POWDERY MILDEW CONTROL.
|
| Requesting State(s): |
CA:Holmes, G* ;
|
| PCR Use Pattern: |
GF-4031, 0.03 TO 0.04 LB AI/A (EQUIVALENT TO 35 TO 50 G AI/HA. APPLY FOLIARLY WITH 3 APPLICATIONS MAX PER SEASON (NO MORE THAN 2 CONSECUTIVE APPLICATIONS BEFORE ROTATING TO AN EFFECTIVE FUNGICIDE WITH A DIFFERENT MODE OF ACTION). PHI OF 1 DAY. GF-4031 IS A PROTECTANT FUNGICIDE FOR THE CONTROL OF POWDERY MILDEW ONLY. FOR OPTIMUM EFFICACY, APPLY GF-4031 PRIOR TO VISIBLE SYMPTOMS OF POWDERY MILDEW. USE SHORT APPLICATION INTERVAL WHEN DISASE PRESSURE IS HIGH. APPLY BY GROUND APPLLICATION IN A MINIMUM SPRAY VOLUME OF 30 GAL/A. DO NOT APPLY BY AIR OR CHEMIGATION.
|
| EPA Default Residue Trials: |
1 2 3 5 10-3 12
|
| IR-4 Residue Trial Plan: |
1 2 3 5 10-3 12
|
| Residue Protocol Use Pattern: |
USE THE GF-4031 FUNGICIDE PRODUCT (1.67 LB AI/GAL); MAKE 3 FOLIAR APPLIC OF 0.0669 LB AI/A, IN 30-50 GPA, 7-DAY INTERVAL, 1-DAY PHI; ALL APPLIC SHALL INCLUDE A LABELED RATE OF AN ADJUVANT
|
| Efficacy/Crop Safety (E/CS) Data Required: |
|
| E/CS Research Comments: |
IN THE 2023 PERFORMANCE PROTOCOL: TESTING TWO RATES OF GF-4031 (3.42 AND 5.13 FL OZ PRODUCT/A) COMPARED WITH A CYFLUFENAMID [OR OTHER] STANDARD, FOR POWDERY MILDEW CONTROL; ADD AN NIS AT 0.125% TO EACH TRMT; APPLY TRMTS BEFORE OR AT FIRST SIGN OF DISEASE, AND CONTINUE APPLIC AT 10-14 DAY INTERVALS UNTIL THERE ARE NO MORE TRMT DIFFERENCES OR 10-14 DAYS TO FINAL HARVEST; EVALUATE DISEASE INCIDENCE AND SEVERITY, AND CROP INJURY; COLLECTION OF YIELD DATA IS OPTIONAL; at NRPM, it was noted 23-CAP11 was unable to be conducted in '23 so will be done in '24 (same ft id#, no add'l $):10/23/sb; 2024 PERFORMANCE PROTOCOL FOLLOWS DETAILS OF THE 2023 PROTOCOL
|
| Label Use Pattern Submitted To EPA: |
|
| EPA PIF Status: |
Blue 12/21
|
| EPA Status: |
|
| EPA PRIA Date: |
|
| MRID: |
|
| Comments: |
|
| International Status: |
|
| Archive Location: |
|
| QA Archive: |
|