Imidacloprid is a nitromethylene-based systemic insecticide . It is an ultra-efficient insecticide with high-efficiency, broad-spectrum and low-residue properties. It is the agent of nicotinic acid acetylcholinesterase receptor. It mainly controls pests such as aphids, thrips, and white mites. After the pests are exposed to the agent, the normal conduction of the central nervous system is blocked, causing paralysis to die. It has good quick-acting effect, and it has high control effect 1 day after the drug, and the residual period is up to 25 days. The drug effect and temperature are positively correlated, the temperature is high, and the insecticidal effect is good. Mainly used to control sucking mouthparts pests.
Use of imidacloprid:
It is said that the method of using imidacloprid should be based on several reference conditions, 1. For crops. 2. For pests such as:
1. It is used to control aphids in cruciferous vegetables, sprayed with 45% imidacloprid EC 40-60 g per acre.
2. It is used to control tobacco aphids and spray 30~50g per acre with 5% imidacloprid EC. It is best to use the drug before or during the onset of the disease, and spray it continuously for 2~3 times at intervals of 7~10 days.
3. Control pests such as Spiraea japonica, apple mites, peach aphid, pear hibiscus, leaf roller moth, whitefly, and leaf larvae, spray with 10% imidacloprid 4000-6000 times liquid, or 2,000-3000 times with 5% imidacloprid emulsifiable concentrate Liquid spray. Prevention and control: You can choose Shennong 2.1% cockroach gel bait.
4. Can be used for crops such as rice, wheat, corn, cotton, potatoes, vegetables, beets, and fruit trees. Due to its excellent systemic properties, it is particularly suitable for application by seed treatment and granulation. Generally, the active ingredient is 3~10 grams, sprayed with water or seeded. The safety interval is 20 days.
The method for using the economic crop imidacloprid is as follows:
<1>: Large crops
1. Peanut: 40 ml of water with 100-150 ml of coated 30-40 kg of seeds (1 mu of ground seeds). .
2. Corn: 40 ml of water with 100-150 ml of coated 10-16 kg seeds (2-3 mu of ground seeds).
3. Wheat: 40 ml of water with 300-400 ml of coated 30-40 kg of seeds (1 mu of ground seeds).
4. Soy: 40 ml of water with 20-30 ml of coated 8-12 kg of seeds (1 mu of ground seeds).
5. Cotton: 10 ml of water, 50 ml of coating, 3 kg of seeds (1 mu of seed)
6. Other beans: peas, cowpeas, kidney beans, green beans, etc. 40 ml of water 20-50 ml coated with one acre of seeds.
7. Rice: Soak seeds in 10 ml per mu, seed after whitening, and try to control the amount of water.
<2>: Small-grain crops such as rapeseed, sesame, rapeseed, etc., coated with 2-3 kg of seeds with 40 ml of water 10-20 ml.
<3>: Underground results, tuber crops potatoes, ginger, garlic, yam, etc. Generally, 40 ml of water is mixed with 3-4 kg of water to coat 1 mu of seeds.
<4>: How to use transplanted crops such as sweet potato, tobacco and celery, onion, cucumber, tomato, pepper and other vegetable crops:
1, transplanted with nutritious soil
40 ml, mix 30 kg of crushed soil and mix well with nutrient soil.
2, without nutrient soil transplanting
40 ml of water is passed over the roots of the crop. After soaking for 2-4 hours before transplanting, stir the remaining water with the crushed soil to form a thin mud, and then transplant the roots.
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