European Foul brood

 

European Foul brood is far easier to cure than American foulbrood;

that said EFB is also more prevalent in hives as compared to American foulbrood.

  • Non-spore forming!!!

  • Easier to cure

  • Infests worker, drone, and queen larvae

  • Prevalent in the spring

    

    Causes

  • Weak colonies

  • Stressed colonies due to poor foraging

  • Being trucked for pollination 

 

Symptoms

  • Larvae are discolored and die in twisted coiled positions

  • Dead brood is mostly uncapped

  • Discolored concave cappings

  • Sour odor may be present

  • Dead larvae aren't ropy

  • Scales are easy to remove

Treatment

  • Terramycin

  • FEEDING sugar and pollen!!!

  • Requeening with better stock and breaking the brood cycle 

  • Strong nectar flow

Diagnose

  • Send a sample of brood to                                            Bee disease Diagnosis

                                                                                                bee research Laboratory

                                                                                                Bldg. 306 Room 316

                                                                   Beltsville Agriculture Research Center-East

                                                                                                Beltsville, MD 20705

  • Foulbrood test kit

 European Foul Brood will 

occasionally be ropey. This symptom is not always present.

EFBdeflated.jpg
european-foulbrood-17.jpg
EFBropyishcloseup3.jpg

The white trachea is displayed. The trachea is the breathing tubes of the larva. The 2nd picture is a close up of the white trachea.