Natural enemies of pests __________ pest population.

Natural enemies of pests, such as predators, parasitoids, and pathogens, play a crucial role in regulating pest populations. These organisms help maintain ecological balance by feeding on or infecting harmful pests, which ultimately leads to a decrease in the pest population. This natural control method is vital for sustainable agriculture as it minimizes the need for chemical pesticides. By attacking various life stages of pests, these natural enemies can effectively reduce their numbers, allowing for a healthier crop ecosystem. Consequently, the concept of biological control emphasizes the importance of these natural enemies in managing pest populations, thereby promoting a more balanced agricultural environment.