What type of control involves pesticides that are derived from natural sources or synthesized chemically?

Chemical control refers to the use of pesticides, which can be either derived from natural sources or produced through chemical synthesis. This method is widely used in pest management because it targets specific pests effectively and can provide rapid results. Pesticides designed for chemical control include herbicides, insecticides, and fungicides, among others.

This form of control is essential for managing pest populations that threaten agricultural productivity, human health, and environmental balance. Chemical control often requires an understanding of the chemistry involved, including the mode of action of different pesticides and their potential impact on non-target organisms and the environment.

In contrast, other control methods like cultural control focus on altering farming practices to disrupt pest habitats, biological control involves using natural predators or parasites to manage pest populations, and mechanical control relies on physical means such as traps or barriers. Each of these alternative strategies serves different purposes and may complement chemical control in an integrated pest management approach, but they do not involve the use of pesticides directly.