Rizostar by NACL (Validamycin 3% L)
Antibiotic · Detailed usage and dosage information for different crops
Rizostar dosage by crop
Pre-harvest interval (PHI): Infinity–-Infinity days depending on crop. Do not harvest before the waiting period is complete.
| Crop | Pest / disease | Method | a.i. per ha | Formulation per ha | Water (L/ha) | Waiting period (days) |
|---|---|---|---|---|---|---|
| Paddy | Sheath Blight · Disease | Spray | 60 gm | 2000 gm | 750 | There should be no residues on grains and straw of Paddy14 days before the harvest. |
Read the label. Doses above are the registered label claims (Central Insecticides Board & Registration Committee) for information only. Always follow the product label and your local agriculture officer's advice, wear protective equipment, and observe the waiting period before harvest. Found an error? Report it. See our terms of use.
Product Label & Registration
Rizostar by NACL is registered under India's Insecticides Act 1968. The product label specifies the exact active ingredient concentration (Validamycin 3% L), approved crops, application method, safety precautions, and the pre-harvest waiting period.
Always purchase from a licensed dealer and verify the registration on the official CIB&RC database before use.
Other Validamycin 3% L brand products in India
All products below contain Validamycin 3% L as the active ingredient and carry CIB&RC registered label claims.
- ★ This product
RizostarNACL 
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Source: Central Insecticides Board & Registration Committee (CIB&RC), India - official registered label data · View source →. Updated: updated annually or when label claims change · Report an error
Frequently Asked Questions
What crops is Rizostar registered for?
Rizostar (Validamycin 3% L) is registered for use in Paddy as per CIB&RC label claims.
What is the dosage of Rizostar?
Dosage of Rizostar varies by crop and pest. Always follow the CIB&RC registered label dose for each crop.
Is Rizostar safe to use near water bodies?
Always follow the Rizostar label instructions regarding buffer zones near water bodies, drainage channels, or ponds. Do not spray during windy conditions or when rain is forecast within 4 hours. Dispose of empty containers as directed on the label — never near water sources.
Where can I buy Rizostar by NACL in India?
Rizostar is available from licensed pesticide dealers across India. Use the NaPanta app to find verified dealers near you who stock NACL products. Always purchase pesticides from licensed dealers and insist on a bill to ensure authenticity.
What precautions should I take when using Rizostar?
Wear personal protective equipment (PPE) — gloves, mask, eye protection, and full-sleeved clothing — when mixing and applying Rizostar. Do not eat, drink, or smoke during application. Wash thoroughly after use. Keep children and animals away from the treated area until the spray dries. Observe the pre-harvest waiting period listed on the label.