Trouble in Paradise: Pesticide Damage in Florida Citrus Groves

It was a tough spring in the citrus groves in Florida this year. We had a warm winter and cold spring which extended the bloom period an extra several weeks. With the devastating spread of Huanglongbing (HLB) a.k.a. citrus greening which is carried by the Asian citrus psyllid, many grove owners chose to spray certain […]

American Foulbrood (AFB)

How does AFB spread? American Foulbrood (Paenibacillus larvae) is introduced to the hive by drifting bees from nearby colonies, infected equipment/tools, beekeepers and robbing. The infection begins when spores enter the hive, and then food contaminated by spores is fed to the larvae by nurse bees. Once spores are in the midgut the bacteria take […]

Parasitic Mite Syndrome (PMS)

PMS or Parasitic Mite Syndrome is a condition that causes a honey bee colony to deteriorate and eventually dwindle away and die. There has not yet been a pathogen detected which causes the brood symptoms that appear with this syndrome. However there are always varroa mites present with this syndrome. The brood symptoms look similar […]

Tropilaelaps Mites, Part 2

Author: Elinor M. Lichtenberg Varroa mites cause significant harm to honey bee colonies word-wide. A similar pest, Tropilaelaps mites, could cause widespread damage if introduced to Europe or the Americas. We described the natural history of these mites last year. In parts of Asia where both mites are found, the Tropilaelaps mite is often considered […]

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