To ban the use of pesticides in China
　　According to the provisions of the state, has not approved the registration of pesticides, not production, sale and use in our country. Strictly speaking, not yet approved registration of pesticides are prohibited from use. But to ban the use of pesticides has two cases, one is because there is no production factory production, so there is no application for registration, and whats the problem is not necessarily the pesticide itself; Another is due to the security problems in test or use, and cannot be approved for registration. Here mainly explain the latter.
　　1. The enemy is double
　　Toxicology tests prove that the drug has teratogenic effect to animal and contact with the enemy is pair of production workers and farmers applying pesticide most cause dermatitis, some accompanied by other symptoms. So shall not be approved to register, prohibited to use in agriculture.
　　2. Two bromine chloride （DBCP）
　　Toxicology tests prove that the drug have mutations and carcinogenic effects in animals, and can reduce production workshop sperm male workers, lead to male infertility. Residue tests showed that in peanut residue detection. Therefore, grant registration, prohibited to use in agriculture.
　　3. Put Dan
　　Toxicology tests prove that the drug has teratogenic effects to the animal, the dow chemical company on September 24, 1987 automatically stop production and sales of the product, the registration has been revoked.
　　4. Playfoot lang
　　Toxicology tests prove that the drug problem of high acute inhalation toxicity and chronic toxicity. Japans ink chemical industry co., on December 3, 1990 automatic cancellation registration is put forward.
　　Fly poison phosphor powder 5.18%
　　The drug applied for registration in the vegetables, for high toxic pesticides, according to our country （the safe use of pesticides regulations）， high toxic pesticides shall not be used for vegetables, therefore, cannot be approved registration on vegetables. The drug did not apply for registration in other crops.
　　6. The 666 （BHC and DDT （DDT）
　　This two kinds of pesticide belong to high residual pesticide, amount is large, slow decomposition, easy residues in the environment and food, affect human body health, affect the export of foreign trade, production in 1983, then gradually stop using in agriculture.
　　7. Two bromine ethane （EDB）
　　The experiment proved that three bromine ethane can make not only causes cancer, people and animals but also can make the fine genetic disorder （eggs）， fetus teratogenic, mutagenic, such as liver and kidney damage. Countries on December 6, 1984, decided to ban the production, import, sale and use of two bromine ethane.
　　8. Chlordimeform
　　At home and abroad for many years, the experiment proved that chlordimeform have effect that cause cancer in animals, has potential carcinogenic risk to the people, the vast majority of countries in the world has stopped using chlordimeform. Our government has decided to stop production since 1990, three years, beginning in 1993 to stop on the agricultural use.
　　9. Fluoroacetamide
　　Fluoroacetamide toxic for human, and a secondary poisoning danger, regulations of the state, it is strictly prohibited to use in agriculture, it is strictly prohibited as rodenticide sales and use.
　　10. Aldrin and dieldrin
　　Organochlorine pesticides, has many years production, use, no manufacturer to apply for registration.
　　11. Mercury preparation
　　Mercury and its compounds in mammalian toxicity is high, in the 1970 s found that due to easy to accumulate in the body and produce mercury poisoning, referred to as the "minamata disease" in Japan, all countries in the world are considering gradually eliminated the mercury preparations. Although no banned in China, but in fact no longer manufacture and use. No manufacturer to apply for registration.
　　As to restrict the use of pesticides, as a result of too many varieties, cannot list, actually each kind of pesticide has certain restrictions on the use conditions, these conditions include applying applicable crops, control object, content, method, time and conditions of soil, climate, etc. Limit for each pesticide use conditions should be read labels and instructions.