What pesticides do you use to poison fish?

Today's science and technology can be said to be developing rapidly, and many pesticides have also been developed. the use of pesticides can greatly increase the output of crops, of course, pesticides also have some other functions, and some friends will use them to poison unwanted fish and so on. So what kind of pesticides do you use to poison fish?

What pesticides do you use to poison fish

Pesticides are generally effective for fish, but low toxicity to the human body are rotenone, fenpropathrin and so on, these pesticides generally only damage the nervous system of fish. Put the lethal concentration of rotenone solution (0.025mg/L) into the water, and the fish will soon surface. If they are transferred in time and put into the methylene salt solution with 5--10mg/L concentration, these fish will immediately recover their vitality. Using this property of rotenone, high-quality ornamental fish can be caught.

However, it is best not to eat fish that have been poisoned with pesticides. Even pesticides that are harmless to the human body will remain in the fish. If you eat too much, it will still cause harm to the human body. If you just want to eat fish, it is recommended to use fishing or get out of the net. In addition, it is illegal to poison other people's fish ponds, so we should not try it easily.

II. Harm of pesticides

According to the comprehensive evaluation of the toxicity of pesticides commonly used in agricultural production, pesticides can be divided into three categories: high toxicity, medium toxicity and low toxicity. Long-term consumption of contaminated vegetables is an important cause of diseases such as cancer, arteriosclerosis, cardiovascular diseases and fetal malformations. When buying melons, fruits and vegetables, it is best to choose green and pollution-free food.

In addition, pesticides can also cause environmental pollution, pollute the air and water environment, cause soil consolidation, enhance the resistance of germs and pests to pesticides, hinder the deep holes of plant roots and soil water absorption, poison animals, and a series of problems, we must be cautious about the use of pesticides, and speed up the transformation and upgrading of pesticide enterprises.

Let's stop here with regard to pesticides. We must not abuse pesticides. No matter what harm it does to ourselves or to others, it may be a lifetime regret. Today, many pesticides have no specific medicine and can only be treated with symptoms. There is no way to guarantee the cure rate.