Types Of Pesticides

Introduction:
Pesticides are any kind of substance that is used with the intention to kill, damage or prevent the pests from disturbing or damaging the health and growth of plants and animals. Pests are any foreign body including fungi, weeds, birds, insects, mites, rodents, slugs or snails and any certain form of wildlife, which causes undesirable effects. Some living organisms can be pests somewhere and desirable somewhere else.
How does it work?
All pesticides doesn’t work in the same way, depending upon the nature and mode of action on pests, they are picked up for application. They way pesticides work can be classified into four different ways:
• Stomach Poisoning: These pesticides are eaten by pests, which result in entering the digestive

Types of Pesticides:
Pesticides are divided into categories and they are Chemical pesticides and Bio pesticides.
1. Chemical Pesticides can be further classified into four types:
• Organophosphate pesticides: these pesticides are known to affect the nervous system, by causing a problem to the enzyme that maintain and regulates acetylcholine, (neurotransmitter). Most Organophosphate are substance to kill insect, they were invented during the early 19th century, but the effect of it was discovered in the 1932 and they result was bad, because they discovered that the effect it has on insect is the same effect on human, that mean it is very harmful and deadly.
• Carbamate: Also affect the nervous system by causing a problem to enzyme that regulates acetylcholine, and it’s made of Esters of carbonic acid and is mainly insecticides (substance that kills insects).
• Organ chlorine pesticides – These are chlorinated hydrocarbons, they were mostly used in the past, but nowadays it declined and is removed; because of it’s effect on human health and the environment. DDT is a well known example of organ chlorine