Concerns about the use of chemical pesticides (resistance development, risks to human and animal health and the negative effects on the environment and non-target organisms) have prompted governments around the world to develop policies that regulate their use and seek alternatives.
Biological control is the employment of natural enemies to decrease the damage caused by pests to bearable levels. Organisms are used in biological control strategies, but they usually need active human management as well. There are numerous advantages of making use of biological control