What significant factor is noted when scouting for Corn Rootworm?

When scouting for Corn Rootworm, it is important to count both Western and Northern corn rootworms because they are two distinct species that can have varying impacts on corn crops. Recognizing and counting both types is crucial for accurate pest management and understanding the overall pressure on the corn plants.

Western corn rootworms are particularly notorious for their resistance to some insecticides and their adaptability, while Northern corn rootworms can also cause significant damage, especially in certain geographic areas. By monitoring the populations of both species, farmers and pest management professionals can implement more effective integrated pest management strategies tailored to the specific threats posed by each species. This comprehensive approach helps in making informed decisions about pest control measures and application of practices that reduce the risk of rootworm damage, ensuring a healthier crop yield.

Neglecting to count either species could lead to misinformed decisions regarding pest management leading to ineffective control measures and potential yield loss.