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This agnote is a field guide for apiarists to identify the four important brood diseases: American foulbrood, European foulbrood, chalkbrood and sacbrood. Apiarists are encouraged to submit samples for laboratory confirmation of their field diagnoses and to seek advice from Department of Environment and Primary...
Pear scab, or black spot, is caused by the fungus Venturia pirina . It infects leaves, shoots, blossoms and fruit, and can cause serious crop loss especially in wet seasons when control measures are inadequate. The disease is found world-wide, wherever pears are grown. The...