Illinois Field Crop Applicators Practice Test

What crop is primarily affected by the damage caused by the alfalfa weevil?

1. Corn

2. Soybeans

3. Alfalfa

4. Wheat

The correct answer is: Alfalfa

The alfalfa weevil specifically targets alfalfa crops, making it the primary victim of the damage this pest causes. This insect is known for its life cycle and feeding habits, which are closely associated with alfalfa, a forage legume. Adult weevils feed on the leaves of the alfalfa plants, and the larvae hatch and further damage the foliage, leading to reduced yields and impaired plant health. As a result, farmers growing alfalfa must be particularly vigilant about monitoring for alfalfa weevil populations and implementing control measures to mitigate the damage. Other crops like corn, soybeans, and wheat are not the primary targets for this pest and generally experience different pest pressures. Therefore, understanding the specific relationship between the alfalfa weevil and alfalfa is crucial for effective crop management strategies.