Toxic effects of some insecticides, herbicides, and plant essential oils against Jacquelin du val (Insecta: Coleoptera: Tenebrionidae).

Cereals are staple food for many countries and are grown on millions of hectares of land, but much of the harvest is wasted due to losses by pests. To minimize these losses, many pesticides are used which are damaging to the environment and human health. There are debates to get rid of these chemicals but they are still in use at large scale.