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Multiple Choice

Name two major storage pests and a common management tactic for each.

Stored-product pests differ in biology, but two of the most important for grain and dry foods are the rice weevil and the red flour beetle. For the rice weevil, sanitation and moisture control are effective because these pests thrive in dirty, humid environments where spilled grain and damp storage provide constant food and breeding sites. Keeping storage areas clean, removing any spilled grain, and reducing humidity disrupt their life cycle and slow or halt population growth. For the red flour beetle, clean storage is still crucial, but this species also responds well to strategies that limit available oxygen or create monitoring opportunities. Using hermetic or inert storage environments reduces oxygen and slows development, while traps help detect and reduce populations. Other options either point to pests not primarily associated with stored products or propose methods that aren’t as well suited for stored-product pests.

Stored-product pests differ in biology, but two of the most important for grain and dry foods are the rice weevil and the red flour beetle. For the rice weevil, sanitation and moisture control are effective because these pests thrive in dirty, humid environments where spilled grain and damp storage provide constant food and breeding sites. Keeping storage areas clean, removing any spilled grain, and reducing humidity disrupt their life cycle and slow or halt population growth. For the red flour beetle, clean storage is still crucial, but this species also responds well to strategies that limit available oxygen or create monitoring opportunities. Using hermetic or inert storage environments reduces oxygen and slows development, while traps help detect and reduce populations. Other options either point to pests not primarily associated with stored products or propose methods that aren’t as well suited for stored-product pests.