Bispyribac Sodium 18% + Bensulfuron-methyl 12% WP

Scope of Use and Instructions for Use:

Crop/Location

Target Pests

Dosage (Application rate per hectare)

Application Method

Rice

Annual weed

          150-225g/ha

Spray mist

Rice

Perennial weed

          150-225g/ha

Spray mist

Technical Requirements:

1. For best results, apply when rice is at the 2–2.5-leaf stage, barnyard grass is at the 3–4-leaf stage, and other weeds are at the 3–4-leaf stage. Dilute the recommended rate per hectare with 600–750 kilograms of water and spray evenly on the stems and leaves.

2. Keep the field moist before application (drain any standing water from the field); irrigate within 1–2 days after application to maintain a water depth of 3–5 centimeters (ensuring that the rice plant’s terminal leaf is not submerged); do not drain or transfer water for 7 days after application to avoid reducing the efficacy of the pesticide.

3. In japonica rice, treatment with this product causes the leaves to lose their green color and turn yellow; this condition resolves within 4–7 days in southern regions and within 7–10 days in northern regions. Recovery is faster at higher temperatures and does not affect yield. When temperatures fall below 15°C, the product is less effective, and its use is not recommended.

4. Do not use this medication on days with strong winds or when rain is expected within the next hour.

5. Use no more than once per season.

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