Methomyl is a kind of spectral insecticide with contact and stomach toxicity. It can be used to control a variety of insect pests. If you are not very familiar with the role of methomyl, let's learn it with Xiaobian. .
1. Control cotton aphid and thrips pests: Spray 40-50ml with 20% emulsifiable concentrate and 15kg with water.
2, control of cotton bollworm
In the peak period of cotton bollworm spawning, the plant uses 100% emulsifiable concentrate of 100-120 ml and sprays 50-60 liters of water.
If there are still more eggs and larvae after application, spray the second time every 5 days.
After the eggs are hatched, the dosage should be increased to about 180 ml.
Among the existing agents for controlling cotton bollworm, the ovicidal effect of methomyl is good, and it is often selected as one of the components for the control of cotton bollworm compound preparation.
3, prevention and control of vegetable green insects, peach aphid, Plutella xylostella pests with 20% emulsifiable oil 50-60ml, 15kg spray with water, can effectively achieve the control effect.
4, the control of cabbage pests generally use 20% emulsifiable oil 80 ~ 120 ml, add water 40 ~ 60 liters spray. It cannot be harvested within 5 days after spraying.
5, control sugar beet: use 20% EC 50-60ml, 15kg spray with water, can effectively prevent jumping armor, beet armyworm, aphids and so on.
6, prevention and control of peanuts, soybean pests: with 20% EC 50-60ml, 15kg spray with water, can effectively prevent the moth, bean, top lamp moth, leafhopper and so on.
7. Control aphids, tobacco budworms, and flea pests: use 120% of 20% emulsifiable concentrate per acre, and add 40-60 liters of water to spray.
8, prevention of the ruler, tobacco buds, the use of 24% water agent 160 ml, spray on water. The sprayed tobacco leaves cannot be harvested within 5 days.
9. Soybean pests are used for soybean meal, Mexican bean, and top light moth, etc., with 24% water agent 80-160 ml and 50 kg water spray.
10. Control fruit tree pests
The grape moth, before and after flowering, is sprayed once with 400% to 600 times of 24% water, 10 to 14 days apart.
Apple cyst moth, sprayed with 24 to 2 200 times of 24% water.
Citrus leaf miner, when the tip bud is about 2 cm long, is sprayed with 24% water solution 1 000 times solution, and sprayed once after 4 to 6 days to treat the orange quince.
There are three aspects to be aware of when using methomyl:
1, venom is strong and volatile, do not spray in windy weather, so as not to drift, causing poisoning.
3. Do not mix with alkaline substances.
3. Methodox is only registered for use on cabbage, and may not be arbitrarily expanded to other vegetables.
The last thing that everyone needs to pay attention to is that venom is a flammable substance. It should be kept away from fire when it is stored. The majority of farmers must pay attention to it. If you want to know the pesticide knowledge you have followed, please pay attention to the Chinese pesticide network.
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