Personal experience sharing: rapid pest control by saturated spraying of high concentration pesticides
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Thanks to the author [super fans] for their original contribution and sharing.
Submission date: 2018-04-03
Editor: encyclopedia
Coordinates: Weifang City, Shandong Province
Planting a few plants, raising a few pots of succulent plants, watering and fertilizing, pruning management, not only beautify the environment, edify the sentiment, but also spend the spare time, is an elegant and interesting thing. But when watching flowers, suddenly found that some disgusting pests are wantonly gnawing on the body of flowers, that kind of good mood will immediately be cast a thick shadow, all interest.
Due to the abuse of pesticides, most pests have drug resistance, spraying insecticide concentration is low, can not kill pests, high concentration will produce drug damage, spraying will also produce peculiar smell and pollute the environment, so pest control is a thorny problem. Is there any way to solve the above problems? Let's start with a true story.
Tuberculosis has a long history of ravaging human beings, and there is no effective treatment in the early stage, which does great harm to human life and health. Lin Daiyu, a household name of the Chinese people, is in the prime of life with cardamom, fragrance and jade damage, thanks to this disease. Since the emergence of a series of chemical drugs such as isoniazid, it is possible to cure the disease.
There is a patient with pulmonary tuberculosis, perhaps because of the pain, or because of other reasons, have the idea of suicide. So he took a whole bottle or more of isoniazid tablets at a time and tried to kill himself, but saved his life. Unexpectedly, his tuberculosis was cured from then on, but he paid a heavy price because of the serious liver damage caused by the toxic effect of the drug.
This story illustrates two problems: the killing effect of antimicrobials on bacteria is proportional to the dose of the drug, the ultra-high dose shortens the course of treatment for a year or so to a cure, and excessive drugs cause serious damage to the body.
Is there any way to resolve the above contradiction? There is. For example, the chemotherapy of leukemia, the small dose can not completely eliminate cancer cells, the dosage will seriously damage the hematopoietic system, how to do? Later, scientists tried to use a large dose of drugs to completely destroy the hematopoietic system of patients with leukemia, and then inject other people's hematopoietic stem cells, so that the patient to re-establish the hematopoietic system, to solve this problem, this is the so-called bone marrow transplantation.
Pesticides are the same as antimicrobials and chemotherapeutic drugs, and the concentration is proportional to the effect. The effect of high concentration of pesticides on pests has three characteristics:
1. It can kill pests quickly. The higher the concentration, the faster the killing speed.
2. pests that can kill drug-resistant pests and can tolerate low concentrations of pesticides may not be able to tolerate high concentrations of pesticides.
3. It can expand the insecticidal spectrum, and it is also effective for some pests outside the insecticidal spectrum. But can it solve the problem of drug damage?
Let's first talk about the formulation of the recommended concentration of pesticides. The formulation of the recommended concentration must meet the following conditions:
1, effective, this is the premise, there is no need to talk about it.
2. Harmless, of course, is relative, and will not cause serious drug harm to plants
3. Economy, on the premise of satisfying the first item.
Pesticides are aimed at pests, not plants. The effective components of pesticides have an impact on the metabolism of insect pests and cause poisoning and death of pests, which is targeted; the metabolism of plants is completely different from that of animals, and the drug damage mostly comes from the physical stimulation and chemical erosion of pesticides or their solvents, rather than plant poisoning. Moreover, the effect of pesticides on pests is fast, and the effect on plants is slow. Therefore, when the pesticide has no effect on plants, it can be removed in time to avoid drug damage.
Pesticides are different from medicine, mostly contact killing, even if internal inhalation pesticides, rarely enter the plant tissue in a short time, so it is easy to remove.
Based on the above items, the author summarizes a rapid pest control method as follows:
1. High concentration. It is about 10 times the recommended concentration of 5muri. Because the author is a family growing flowers, the number is small, so they are roughly prepared, the proportion is not accurate, those who have the conditions can do a study, accurate preparation, grouping comparison, get reliable data.
2. Saturation spraying. Do not leave a dead corner when spraying so that the drug completely covers the entire plant surface, and those suspected of root pests should soak the basin soil with chemicals, similar to watering once, in order to completely eliminate the pests.
3. Rinse with clean water. After three or five minutes, the pests are basically killed, at least semi-paralyzed and easy to fall off. At this time, by spraying and flushing with enough water, the bodies of pesticides and pests are mostly washed away, which not only achieves the purpose of disinfestation, but also has few pesticide residues.
If the method is used in large fields and large areas of gardens, it has the disadvantages of heavy workload, high cost and heavy environmental pollution (big, high, heavy), and is not suitable, but when used in small-scale flower sheds, especially balcony parties, the problems of large, high and heavy can be completely ignored. for the balcony party, the above operation can be completed completely in the bathroom, and the dirt is washed directly into the sewer, simple and convenient, killing two birds with one stone.
The pesticides used by the author are organophosphorus (dichlorvos), avermycin, tick forest, pyrethroids, etc.; the pests targeted are red spiders, white whitefly, aphids, scale insects, etc.; the flowers treated are oranges, rich trees, tortoise bamboos, succulent and so on.
Note:
1. Due to the limitation of the number of times used by the author, this method is only some rough experience, there is no statistical data, and needs to be further improved.
2. If there are uncertain factors, local tests should be done first, such as new pesticides, new flowers, delicate parts of plants, etc.
3. As to whether the worm eggs can be completely killed, the author still has no conclusive basis.
4. For flying pests, the individuals in the surrounding environment should be eliminated at the same time, otherwise the effect is not good.
Encyclopedia I would like to add: whether this method is feasible or not remains to be discussed and tested. I hope that professionals in pesticide-related industries will explain and demonstrate it. However, as long as it is pesticides, everyone should be careful, remember to wear masks and gloves and other related protective measures, and carefully read the drug instructions in advance, and then carry out related operations. If the drug concentration ratio is not accurate, the relevant data should be consulted through the network first, and then sprayed on a large scale after local experiments, in order to avoid drug damage.
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