Efficacy and function of Lvfei Pesticide
Green imperial concubine pesticide has bactericidal effect, can control powdery mildew, rust, leaf spot, and make leaves thick green. The main ingredient of the green concubine is pyrazolamide, which is the latest generation of succinate dehydrogenase inhibitor, which can control onion rust, peanut leaf spot and balsam pear powdery mildew. It has excellent control effect and long duration against melon powdery mildew.
Usage of green imperial concubine
1. Take cucumber powdery mildew as an example, the pesticide dosage is 30-50 ml / mu, which is usually used before or when sporadic disease spots are seen.
2. Shake well before use, spray foliar with water according to the recommended dosage, and the water consumption is generally 60 liters / mu.
3. Crops can be used up to 3 times in a season. According to the weather conditions and disease occurrence, the interval is 7-10 days, and the safety period is 3 days.
4. Do not use under extremely warm and humid fire conditions when it is expected to rain within 1 hour on windy days.
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Flusilazole inhibits growth
Flusilazole generally does not inhibit the growth of crops, if the concentration is too high, it has obvious inhibition on crop growth. It is a specific pesticide for controlling pear scab at present, but crisp pear varieties are sensitive to this drug at young fruit stage, so it should be used carefully. I. Fluorosilazole
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How many leaves are there in the big trumpet stage of corn?
The trumpet stage of corn is 11 leaves. At this time, the plant has formed about 60%, and the male ear has begun floret differentiation, which is not only the key period for the formation of corn spike grain number, but also the key period of fertilization. If the fertilizer is well applied, the ear and kernel of corn will increase, and the soil will be cultivated in the middle ploughing at the same time.
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