All brood and adult stages of queens, workers and drones may exhibit symptoms similar to those caused by disease pathogens or pests but which are due to other causes. Non-infectious and non-pest-related disorders can result from neglect, overheating, chilling, poisoning from plants or pesticides, or from queen failure.

This contents of this Primefact include information on the following:

• Neglected brood
• Chilled brood
• Starved brood
• Overheating
• Plant poisoning
• Pesticide poisoning
• Queen bee problems
• Further reading