[1] Many farmers at the moment are trying to find sustainable ways to remove pests without harming the ecosystem.
[2][3] The use of human hands to remove harmful insects or other toxic material is often the most common action by gardeners.
[4] It is also classified as the most direct and the quickest way to remove clearly visible pests.
[4] However, it also has equal disadvantages as it must be performed before damage to the plant has been done and before the key development of insects.
[2] However, some traps are expensive to produce and can end up benefiting insects rather than harming them.