INSECTICIDES

What are pesticides? ... There are three main types of agricultural pesticides: Herbicides control weeds so that crops can flourish without unwanted plants competing for vital nutrients, space, water and sunlight. Fungicides protect plants from disease-causing organisms that can spread quickly and destroy fields of crops.

What is insecticide in agriculture?

Insecticide, any toxic substance that is used to kill insects. Such substances are used primarily to control pests that infest cultivated plants or to eliminate disease-carrying insects in specific areas.