What is the primary method of controlling nematode populations in affected crops?

The primary method of controlling nematode populations in affected crops involves the application of chemicals specifically designed to target these pests. Nematodes can cause significant damage to root systems, leading to reduced crop yields and quality. Chemical treatments, such as nematicides, can effectively reduce nematode populations in the soil and on plant roots, helping to mitigate the damage they cause.

While there are other methods of control available, such as using resistant varieties or employing water management practices, chemical application tends to provide more immediate and robust results in managing nematode infestations. Mechanical removal is generally not viable for controlling nematodes since they are microscopic and live within the soil, making them inaccessible to traditional mechanical methods.

Effective nematode management often requires an integrated approach that may include the use of chemicals in conjunction with resistant varieties and cultural practices to achieve long-term pest control. However, the chemical methodology remains a key strategy in the short term for managing existing populations in affected crops.