Fenarimol: Comprehensive User Guide for Agricultural Fungicide Applications
Table of Contents
1. Fenarimol Technical Specifications
| Parameter | Specification |
|---|---|
| Chemical Class | Pyrimidine fungicide |
| Mode of Action | Sterol biosynthesis inhibitor (SBI), FRAC Code 3 |
| Formulation Types | 12.5% WP, 25% SC, 5% Granules |
| Target Crops | Grapes, Stone fruits, Vegetables, Ornamentals |
| Spectrum | Powdery mildew, Apple scab, Leaf curl |
| PHI | 14-21 days depending on crop |
2. Precision Application Scenarios
2.1 Primary Agricultural Uses
- Viticulture: Control of Uncinula necator in vineyards
- Orchards: Management of Podosphaera leucotricha in apples
- Protected Cropping: Suppression of Sphaerotheca fuliginea in cucurbits
2.2 Resistance Management
Rotate with QoI (Group 11) and SDHI (Group 7) fungicides following FRAC guidelines
3. Performance Comparison Table
| Feature | Fenarimol | Myclobutanil | Tebuconazole |
|---|---|---|---|
| Rainfastness | 2 hours | 4 hours | 6 hours |
| Residual Activity | 10-14 days | 7-10 days | 14-21 days |
| Optimum Temp Range | 10-25°C | 15-30°C | 5-35°C |
4. Field Implementation Protocol
4.1 Tank Mix Compatibility
Compatible with most insecticides (except alkaline solutions) – Always conduct jar test
4.2 Application Parameters
- Dosage: 150-300g/ha depending on disease pressure
- Water Volume: 500-1000L/ha for adequate coverage
- Nozzle Type: Hollow cone nozzles at 300-400 kPa
5. Verified Field Applications
Case 1: Spanish Vineyard Solution
Client: Bodegas Marqués (La Rioja, Spain)
Challenge: Resistance development to strobilurins
Solution: Fenarimol 25SC @200mL/ha + adjuvant
Result: 92% disease control, yield increase 18%
Case 2: Dutch Flower Farm
Client: Royal FloraHolland (Aalsmeer)
Challenge: Powdery mildew in rose cultivation
Solution: Alternating 12.5WP with biologicals
Result: 40% chemical use reduction, MRL compliance
6. Technical Consultation & Ordering
Contact our crop protection specialists:
Email: info@vivalr.com
Tel: (86) 15866781826
FAQ Section
Q: Compatibility with foliar fertilizers?
A: Compatible with pH 5-7 solutions – avoid copper-based additives
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