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DahanOxadiargyl 1% + Pretilachlor 6% GR
MRP inclusive of all taxes
Product details
Dahan Granular Herbicide by Parijat
Oxadiargyl 1% + Pretilachlor 6% GR for early weed control in transplanted rice.
Crop fit: Transplanted rice with the listed grasses, sedge and other
weeds.
When to start: Within 0–3 days after transplanting.
Field water: Maintain 5–7 cm water at treatment; do not drain or add fresh
irrigation for the next 2–3 days.
Why Choose This Product? Key Benefits
-
🌿 Several weed groups: Covers the named
grasses, sedge and other weeds in transplanted rice.
-
🌾 Early establishment treatment: Helps limit
weed competition during the early growth of the rice crop.
-
⚖️ No spray dilution: Apply the premixed
granules directly by broadcasting, without preparing a spray-tank concentration.
Technical Specifications
| Parameter |
Details |
|---|---|
| Brand Name |
Dahan by Parijat |
| Technical Name |
Oxadiargyl 1% + Pretilachlor 6% GR |
| HRAC MoA Code |
Oxadiargyl: Group 14, PPO inhibition; pretilachlor: Group 15, very-long-chain fatty-acid synthesis inhibition |
| Chemical Group |
N-phenyloxadiazolones (oxadiargyl); alpha-chloroacetamides (pretilachlor) |
| Formulation |
GR: field-broadcast granules |
How It Works: Mode of Action
-
Early placement: Broadcasting shortly after transplanting places the treatment in the field during early weed development. Follow
the application window and water conditions together.
-
Oxadiargyl: PPO inhibition: Oxadiargyl blocks protoporphyrinogen oxidase, an enzyme in the plant pigment pathway. The resulting
disruption damages susceptible weed tissue.
-
Pretilachlor: early-growth inhibition: Pretilachlor inhibits very-long-chain fatty-acid synthesis, which is needed for normal plant
development. This checks the growth of susceptible germinating weeds.
The two action groups do not guarantee a weed-free season or justify a repeat dose. If weeds remain, identify
them and obtain crop-specific advice before choosing a further treatment.
Target Crops & Weeds
| Crop |
Target weeds |
|---|---|
| Transplanted rice |
Echinochloa crusgalli; Echinochloa colona; Cyperus difformis; Eclipta alba; Ludwigia parviflora; Marsilea quadrifolia |
Use the scientific names to distinguish weeds that share a local name. These directions concern transplanted
rice, not direct-seeded rice.
Dosage & Application Guide
Rice Dose, Field Water & Harvest Interval
| Crop and weeds |
Product quantity |
Field-water requirement |
Method & First Timing |
PHI |
|---|---|---|---|---|
| Transplanted rice — the six weeds listed above |
4 kg/acre |
No spray dilution. Maintain 5–7 cm field water; no draining or fresh irrigation for the next 2–3 days. |
Method: Broadcast uniformly using a granule applicator or by hand with gloves. First timing: Within 0–3 days after transplanting. |
85 days |
Field-water depth is separate from spray dilution: the granules are not made into a pump mixture. PHI is the
minimum interval between the last application and harvest, not the duration of weed control.
How to Apply: Best Practices
-
Plan the short window: Confirm the transplanting date and arrange treatment within 0–3 days. Do not count from nursery sowing.
-
Weigh for the area: Measure the field and weigh 4 kg of product for each acre to be treated.
-
Check the water first: Maintain 5–7 cm standing water and make sure the field can remain without draining or fresh irrigation for
the following 2–3 days.
-
Spread evenly: Use a granule applicator or hand broadcasting with gloves and the other protection required on the pack. Avoid
untreated gaps and concentrated patches.
-
Record treatment and harvest: Record the application date and leave the full 85-day harvest interval. Follow separate pack
instructions for worker re-entry.
-
Review surviving weeds: Identify any weeds that remain before choosing further control; do not repeat the full dose
automatically.
Frequently Asked Questions
1. How much Dahan is needed for one acre?
Use 4 kg for an acre of transplanted rice with the listed weeds. Broadcast within 0–3 days after
transplanting and keep the field-water and harvest conditions with that rate.
2. Does no spray dilution mean the field should be dry?
No. Apply the granules without making a spray solution, but maintain 5–7 cm standing water in the field. Do
not drain it or add fresh irrigation for the next 2–3 days.
3. Can I use the same treatment in direct-seeded rice?
These directions are for transplanted rice. A window counted from transplanting cannot be transferred to
direct sowing; use only the crop system permitted on the current pack.
4. Can Dahan rescue a crop with large weeds later on?
The application window is within 0–3 days after transplanting. Do not increase the rate or apply late as a
substitute for an appropriate later weed-management treatment.
5. Does the 85-day interval mean 85 days of weed control?
No. It is the minimum time from the last application to harvest. It does not set a weed-control duration,
repeat-treatment schedule or worker re-entry time.
Safety & Disclaimer
Before you use it: Read the current Dahan label and leaflet before measuring or broadcasting. Wear
gloves for hand broadcasting and follow all required protective-equipment, field-water, re-entry, storage, first-aid and disposal
instructions.
Avoid skin and eye contact. Keep granules, spills and runoff away from water sources, food and feed; store
the original pack away from children and animals. Do not eat, drink or smoke while handling, and wash after
work.
Seek medical help promptly after exposure or suspected poisoning and show the product label. A
granular premix does not establish safety for neighbouring crops, animals or water bodies. Use only the permitted crop, weeds and
method.
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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