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CryonilMyclobutanil 10% WP
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Product details
Cryonil Fungicide by Crystal Crop Protection
Myclobutanil 10% WP systemic fungicide for apple scab, grape powdery mildew and the listed chilli diseases.
What it controls: Apple scab; grape powdery mildew; chilli powdery mildew, leaf spot and dieback.
When to use it: Use the supplied Cryonil label’s crop-specific preventive or early-treatment programme.
What to include: A verified product concentration, crop water basis, harvest interval and protective equipment.
Why Choose This Product? Key Benefits
- 🌿Works within treated plants: Cryonil is a systemic fungicide rather than only a surface protectant.
- 🛡️Preventive activity: It can help protect susceptible crop tissue when used in a correctly timed labelled programme.
- 🍃Early disease control: The manufacturer describes curative activity; this is not a promise to repair established crop damage.
- 🍎Apple scab target: Apple scab is a specific manufacturer-listed use with a tree-based water quantity.
- 🍇Grape and chilli coverage: Includes grape powdery mildew and the separately listed chilli disease group.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand Name | Crystal Crop Protection Limited |
| Technical Name | Myclobutanil 10% WP |
| FRAC MoA Code | Group 3 |
| Chemical Group | Triazole |
| Formulation | WP: wettable powder |
| Toxicity Label | Follow the warning panel and protective-equipment directions on the supplied pack. |
How It Works: Mode of Action
Myclobutanil belongs to FRAC Group 3. It disrupts the production of a material that fungi need for healthy cell membranes.
- The active ingredient enters treated tissue: Systemic movement helps bring the fungicide into contact with susceptible disease growth.
- Fungal membranes cannot develop normally: A key step in making their membrane material is blocked.
- Further fungal growth is checked: This supports the labelled preventive and curative action against susceptible fungi.
Use an appropriate disease-management programme rather than repeated reliance on FRAC Group 3. Switching to another Group 3 fungicide does not necessarily provide a different resistance-management option. No fixed curative window is established here.
Target Crops & Pests
The three crop programmes are separate. Do not substitute a downy-mildew recommendation for the grape powdery-mildew use.
| Crop | Target Pest(s) |
|---|---|
| Apple |
|
| Grapes |
|
| Chilli |
|
Dosage & Application Guide
Crystal’s published water quantities are retained below. The product concentration and complete application directions must be checked on the supplied Cryonil pack before use. The separate same-formulation figures are reference information, not a complete branded programme.
Dosage per Acre, Litre, & Pre-Harvest Interval (PHI)
| Crop | Dose (g / Acre) | Water (L / Acre) | Dose (g / Litre) | PHI (Days) |
|---|---|---|---|---|
| Apple | Concentration basis Not an acre dose |
Tree basis 10 L/tree; not per acre |
See note* | See note* |
| Grapes | See note* | 200 | See note* | See note* |
| Chilli | See note* | 200 | See note* | See note* |
Myclobutanil 10% WP formulation reference only: apple scab is listed at 0.04% product concentration with 10 L water per tree and a 21-day harvest interval.
For grape powdery mildew, the formulation reference is 0.04% product concentration with 500 L water/ha, approximately 202.3 L/acre, and 15 days before harvest.
For chilli powdery mildew, leaf spot and dieback, the formulation reference is 0.04% product concentration with 500 L water/ha, approximately 202.3 L/acre, and 3 days before harvest. These are distinct harvest intervals, not one rule for all three crops.
* The correct brand product quantity or concentration, application route, treatment stage, repeat interval and re-entry period must be confirmed from the supplied Cryonil label. Do not treat the reference concentration as a mass-per-acre figure or infer a per-pump dose. The formulation reference harvest periods apply only to their matching complete programme.
How to Apply: Best Practices
- Identify the disease: Distinguish apple scab, grape powdery mildew and the listed chilli diseases before selecting treatment.
- Keep tree and field quantities separate: The published apple water basis is 10 L per tree. Grapes and chilli have a 200 L/acre manufacturer water quantity.
- Verify the product concentration: Do not measure a wettable powder in millilitres or use a concentration as though it were an area rate. Follow the supplied pack’s exact instructions.
- Follow crop-specific timing: Use only the Cryonil crop-stage, route, repeat interval and harvest directions for the chosen crop. A different brand’s method is not a substitute.
- Use mixtures only when supported: Do not assume compatibility with insecticides, fungicides or foliar fertilizers. A physical jar test does not prove crop safety.
Frequently Asked Questions
What is Cryonil?Cryonil is a systemic fungicide containing myclobutanil 10% WP. WP means wettable powder.
What diseases does it cover?Apple scab, grape powdery mildew, and chilli powdery mildew, leaf spot and dieback. Other crops or diseases are not included here.
Is apple water measured per acre?No. Crystal gives 10 L of water per apple tree. This tree basis must not be treated as an acre quantity.
Are the harvest intervals identical for apple, grape and chilli?No. The qualified myclobutanil 10% WP reference lists 21 days for apple, 15 for grapes and 3 for chilli. Use these only with the matching complete directions on the supplied Cryonil label.
Can Cryonil repair damage that has already happened?No such claim is made. Preventive and curative fungicide activity means controlling susceptible fungal growth, not restoring damaged leaves or fruit.
Safety & Disclaimer
Wear the protective clothing, gloves, eye protection and other equipment required by the supplied label. Avoid skin and eye contact and breathing spray or powder. Do not eat, drink or smoke while handling.
Keep people and animals away from treatment and observe the supplied re-entry interval. Avoid drift, runoff and contamination of ponds, streams, wells and food or feed.
Keep in the original, tightly closed container, locked away from children and animals, away from food, feed and drinking water. Never reuse empty pesticide containers. Follow the label and local disposal requirements.
If exposure or illness occurs, stop work and obtain medical advice promptly, taking the product label or container with you.
Read and follow the supplied product label and accompanying leaflet. Use only for the stated crop, target and application conditions, and observe the dose, waiting periods and precautions.
Delivery & returns
Usually delivered in 2–5 days after dispatch.
Return or exchange within 7 days of delivery. Packs must be unopened with seals intact, and return pickup is free. Read the refund policy
Safety tips
Read the label and leaflet before use. Wear gloves, a mask and full sleeves while spraying. Do not eat, drink or smoke while spraying. Keep away from children, food and animal feed.
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