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Rescue methods for herbicide poisoning:
Adequate gastric lavage as soon as possible to speed up excretion.
There is currently no effective antidote to paraquat poisoning. Given that paraquat is absorbed in the gastrointestinal tract at a rate of only 5 15 and is stable in acidic and neutral environments, it can be hydrolyzed in alkaline solutions. Therefore, adequate gastric lavage with alkaline liquid should be used as soon as possible during rescue, such as gastric lavage with activated charcoal and citric acid.
In order to speed up excretion, magnesium sulfate, glycol, rhubarb, etc. can be used.
Introduce pneumoprotective drugs as soon as possible. The mechanism of paraquat poisoning is mainly the production of oxygen free radicals in the lungs, which damage lung cells, leading to pulmonary fibrosis and respiratory failure. Therefore, superoxide dismutase (SOD), paraquat monoclonal antibodies, and high-dose vitamins C and E should be used as soon as possible to prevent excessive and rapid formation of oxygen radicals and reduce their damage to cell membrane structure.
Use a ventilator as soon as possible. to increase gas exchange, improve oxygenation function, increase oxygen partial pressure, and reduce lung injury.
Hemoperfusion is given as early as possible. It has been empirically proven that patients who survive for more than 48 hours without perfusion have severe damage to the lungs, liver, and stomach, and eventually die of multi-organ failure.
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For organophosphate poisoning. Atropine plus pralidoxime chloride or pralidoxime iodoxida should be taken...
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I don't know what herbicide is, touch it, and say I didn't eat it.
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1. The principle and principle of removing herbicide pesticide damage: The pesticide damage of herbicides to crops is mostly manifested in inhibiting crop growth and making them lack nutrition.
To relieve the inhibitory effect of herbicides on crops, you can use promoting plant growth regulators, such as gibberellin, auxin, etc., and you can not use inhibitory plant growth regulators such as paclobutrazol, uniconazole, mequartin, etc., otherwise it will aggravate the pesticide damage.
The synthetic exogenous hormones have no affinity with crops, the dosage is not easy to grasp, and the dosage is too large to aggravate the pesticide damage;
The endogenous hormones in plant growth regulators have affinity with crops, and if they are used in excess, crops can self-regulate after absorption, which is safe for crops.
Plant endogenous hormones such as Kangkai, Yiwei, Fengye, Shengdan and other biofertilizers can be selected.
2. Common herbicides harm rice seedlings butachlor, butachlor, butyl, west, and fast kill barnyard (dichloroquinolic acid);
Honda butachlor, butyl flutter, Daostar (propylene oxatrione), fast kill barnyard barnyard , 2 methyl 4 chloride, saxial phosphorus alone or mixed with seedling enhancers and other drug damage;
Chlorsulfuron-methyl, imidazole ethylnicotinic acid (Pustea) residue damage.
Chlorsulfuron (beansulfuron), flusulfafen and imidazole ethylnicotinic acid residues in corn fields;
Take the drift pesticide hazards such as catching clean, killing steadily, refining grass grams, and high-efficiency grass covering.
Wheat field 2, 4 drops, 2 methyl 4 chloride, herb antimicrobial damage.
Kidney beans and adzuki beans have acetochlor, metolachlor, azinone and other drug damages.
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When the stems and leaves of crops are damaged by herbicides, you can quickly use a clean sprayer to spray water two or three times continuously on the affected plants to remove or reduce the pesticides on the crops. For herbicide hazards that are easy to decompose alkaline substances, quicklime or sodium carbonate can be added to clean water, mixed evenly and sprayed, which has a good effect on removing and reducing pesticide damage.
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Once the use of herbicides causes pesticide damage, effective measures should be taken to remedy the situation and minimize the possible losses. (1) Detoxification: When the drug is maximum, the field irrigation water should be drained immediately, flushed with new water several times, and neutralizing acid herbicides such as lime should be applied.
If there is a lot of herbicide on the plant, it can be washed with sprinkler irrigation mechanical water to reduce the poison sticking to the leaves. When local pesticide damage occurs in the field, first release water to rinse, cultivate, then replenish seedlings, and then increase the application of fast-acting chemical fertilizer. If the field is seriously poisoned, the plot should be exposed to the sun, deep ploughing after washing, and then planted after no impact, otherwise it should be irrigated.
Or plant a small amount of sensitive crops and observe for 10-15 days. (2) Strengthen field management. When the pesticide damage is light, the affected part should be topped or removed in time, the fast-acting fertilizer should be increased, and the irrigation should be reasonable; In severe cases, plough the land, replant or replant slag ants; When cylindrical leaves are found in the grasses, more tillering fertilizer and organic matter fertilizer can be applied, and dilute ammonia or 1% lime water can also be sprayed, and hormone pesticides can be sprayed.
3) Timely spraying of pesticides. Timely foliar spraying of Bihu or American star plus brassinin or gibberellic acid can effectively relieve pesticide damage, promote root and seedling growth, regulate growth, enhance stress resistance and disease resistance, and promote the rapid recovery of crop growth.
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The symptoms of poisoning are similar in all ways.
1) Gastrointestinal reactions include nausea, vomiting, abdominal pain, diarrhea and even blood in the stool, and after a few days, there may be toxic manifestations such as liver enlargement, ** and yellow eyes.
2) Respiratory symptoms are the most prominent, manifested by cough, phlegm and shortness of breath, and bruised lips. Death from acute respiratory distress syndrome (ARDS) is common within 1 to 3 days after large amounts of paraquat are taken orally. In some patients, even after resuscitation, pulmonary fibrosis continues to develop, often on days 5 to 9, peaking in 2 to 3 weeks, and eventually to death due to progressive inability to breathe.
Diquat poisoning generally does not cause pulmonary fibrosis.
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Nausea, vomiting, unconscious, convulsions, high fever, these are typical symptoms of poisoning. The method of rescue is to induce vomiting at the first time, and then inject blood to cleanse the stomach.
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The main manifestations are headache, nausea, weakness, dizziness, chest tightness; The best way is to send them to the hospital quickly for gastric lavage, and if the case is mild, drink more water to speed up the metabolism of the agent.
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Nausea and vomiting, chest tightness, headache, weakness, and difficulty breathing; Be sure to go to the hospital in time to get emetics and gastric lavage to clean**.
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1. Different herbicides have different action time, so their toxic residues are also different, generally ordinary herbicides have a toxic residual time of about 7-20 days, and some more toxic herbicides, the toxic residual time can be as long as 1-2 years, or even longer.
2. Herbicide refers to a type of substance that can be used to completely or selectively kill weeds, also known as herbicides, which are used to eliminate or inhibit the growth of plants.
According to the type, mode of action, use, chemistry, mechanism of action of herbicides, etc., there are 5 types. >>>More
Artificial weeding: It can effectively solve the problem of overgrown weeds. Cage cover mulch or straw: >>>More
Ping'an No. 18 - Nursery Grass Net is a high-efficiency nursery curing agent, which can be used scientifically to achieve the purpose of pure nursery, improving maintenance quality and ornamental effect. >>>More
The use of paraquat herbicide in maize fields can kill bitter herbs. When the maize plant is more than 1 metre tall, spray the weeds (bitter herbs) with 100 ml (contact herbicide) of 20% paraquat mixed with 15-20 kg of water, stir well. Weeds die in 2-3 days. >>>More
It is recommended to start beating at the beginning, so that the peanut can grow better at the beginning, and when the grass starts to grow, it will already be quite tall, and win in the competition for sunlight and nutrients, inhibiting the growth of the grass. In this way, the grass can not be said to be none, but it grows relatively sparsely, if it is not planted, it can be done by hand, if the planting area is too large, it is recommended to kill it again.