What are the categories of agricultural pesticides? How can they be distinguished from each other in terms of mode of action?

There are many types of pesticides, and different pesticides may work differently on pests. Here's a little help on the common types of pesticides.

1、Touch kill type

Some pesticides contact the body surface of pests through the liquid, and then enter the body to kill the pests, so that the pests die of poisoning.RAMBO insect killer supplier Such as phoxim, malathion, chlorpyrifos, deltamethrin and cypermethrin.

2、Insorption type

Endosorption insecticides not only can not directly contact the social pests as well as the body can also improve the insecticide. When the liquid is sprayed on the plant, part of it is absorbed by the plant and spreads continuously in the plant organism. After eating plant tissues, the pests die of poisoning symptoms. But it has no effect on human body. For example, imidacloprid, insecticide single, insecticide double, enidiamide, acetamiprid and so on.

3、Gastric type

Stomach insecticides are mainly used to control chewing and gnawing pests. Such as lepidopteran pests, coleopteran pests.VITFE insect killer manufacturer Existing agents are trichlorfon, ethyl dicarbamate, Bacillus thuringiensis and so on.

4、fumigation

This kind of insecticide is mainly fumigated to let the pests breathe in a gaseous state. Through the respiratory system of the pest, into the insect body, poisoning death, so as to achieve the effect of pest control. Such as aluminum phosphide, sulfuryl fluoride, 1-methylcyclopropene, bromomethane and so on. In addition, when using fumigants, you must pay attention to protection to prevent poisoning.

The above four are from the way to kill insects (in addition to these four, there are other types,Chinese SLEEP COOL Insecticide spray which are more common). However, there is also a distinction from high to low toxicity of pesticides, such as high toxicity, high toxicity, medium toxicity, low toxicity.

There are two other aspects to distinguish between organic and inorganic. As can be seen, the categories derived from the different enzymes analyzed for pesticides are different. However, no matter how the distinction is made, in actual use, specific pesticides are selected according to the specific crops and specific pests grown in the field.