Upland rice or rice spray aspirin vinegar can increase production by 10% to 18%, and the rice output rate is above 75%.
How to use: Use 7.5-9 grams of aspirin per acre, place in 70 kg of 300-350 times of rice vinegar, stir well, and spray once in the heading, flowering, and filling periods.
Precautions:
1, must use high-quality rice vinegar, with a long time to stay better vinegar. Do not use commercially available chemical vinegar.
2, vinegar concentration should not be too large, with 300 ~ 350 times is appropriate.
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