Alto 100 SL is a systemic and curative fungicide specifically designed for the control of Coffee Leaf Rust, one of the most damaging diseases affecting coffee production in Kenya. Formulated with Cyproconazole, Alto 100 SL penetrates plant tissues quickly to stop disease development and protect new growth.
By controlling leaf rust early and effectively, Alto 100 SL helps maintain healthy foliage, sustained photosynthesis, and improved coffee bean quality and yields. It is an essential crop protection solution for coffee farmers aiming to safeguard their harvest and meet residue compliance requirements.
About Alto 100 SL
- Active Ingredient: Cyproconazole 100 g/L
- Formulation Type: SL (Soluble Liquid)
- Product Type: Fungicide
- Mode of Action: Systemic with curative properties
- Target Disease: Coffee Leaf Rust
- Target Crop: Coffee
- WHO Class: III – Slightly hazardous (Blue color band)
- Re-Entry Interval (REI): 12 hours
- EU / Codex MRLs & PHIs:Â Coffee beans – Codex MRL 0.07 mg/kg;Â Pre-Harvest Interval (PHI): 15 days
Application Instructions & Tips
| Application Unit | Rate |
|---|---|
| Per 20 L knapsack | 20 ml |
| Per acre | 200 ml |
| Per hectare | 500 ml |
| PHI | 30 days |
Application Method: Foliar spray
Spray Timing: Apply at the early onset of coffee leaf rust or when conditions favour disease development.
Tip: Ensure thorough coverage of leaves, especially the underside, where rust spores commonly develop.












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