Results 41 to 50 of about 2,825,520 (226)

Molecular and phylogenetic characterization of honey bee viruses, Nosema microsporidia, protozoan parasites, and parasitic mites in China [PDF]

open access: yes, 2013
China has the largest number of managed honey bee colonies, which produce the highest quantity of honey and royal jelly in the world; however, the presence of honey bee pathogens and parasites has never been rigorously identified in Chinese apiaries.
Ai   +47 more
core   +5 more sources

High-resolution maps of Swiss apiaries and their applicability to study spatial distribution of bacterial honey bee brood diseases [PDF]

open access: yesPeerJ, 2019
Honey bees directly affect and are influenced by their local environment, in terms of food sources, pollinator densities, pathogen and toxin exposure and climate.
Raphael S. von Büren   +3 more
doaj   +2 more sources

Honey bee (Apis mellifera) colony strength and its effects on pollination and yield in highbush blueberries (Vaccinium corymbosum) [PDF]

open access: yesPeerJ, 2021
Many pollination studies with honey bees have examined the effect of colony density on crop yield and yet overlook the effect of variation in the population size of these colonies.
Kennedy Judith Grant   +2 more
doaj   +2 more sources

First detection of Paenibacillus larvae the causative agent of American Foulbrood in a Ugandan honeybee colony [PDF]

open access: yes, 2016
Paenibacillus larvae is a highly contagious and often lethal widely distributed pathogen of honeybees, Apis mellifera but has not been reported in eastern Africa to date. We investigated the presence of P.
Akol, Anne M   +4 more
core   +2 more sources

Modelling the spread of American foulbrood in honeybees [PDF]

open access: yes, 2013
We investigate the spread of American foulbrood (AFB), a disease caused by the bacterium Paenibacillus larvae, that affects bees and can be extremely damaging to beehives.
Camphor E   +9 more
core   +1 more source

Phages in Therapy and Prophylaxis of American Foulbrood – Recent Implications From Practical Applications

open access: yesFrontiers in Microbiology, 2020
American foulbrood is one of the most serious and yet unsolved problems of beekeeping around the world, because it causes a disease leading to the weakening of the vitality of honey bee populations and huge economic losses both in agriculture and ...
Ewa Jończyk-Matysiak   +15 more
doaj   +1 more source

Transfer of Sulfamethazine from Contaminated Beeswax to Honey [PDF]

open access: yes, 2010
A liquid chromatographic tandem mass spectrometric method for the determination of sulfa drugs in beeswax was developed. When performing residue control on beeswax intended for the fabrication of wax foundations, residues of sulfonamides were found.
Daeseleire, Els   +3 more
core   +1 more source

So near and yet so far: Harmonic radar reveals reduced homing ability of nosema infected honeybees [PDF]

open access: yes, 2014
Pathogens may gain a fitness advantage through manipulation of the behaviour of their hosts. Likewise, host behavioural changes can be a defence mechanism, counteracting the impact of pathogens on host fitness.
Clark, Suzanne J.   +6 more
core   +4 more sources

The features of microbiota isolated from the honeycombs with affected bee brood

open access: yesAgricultural Science and Practice, 2015
Aim. To investigate the microbiota of honeycombs with affected bee brood. Methods. Visual, immunochro- matographic, cultural-morphological, biochemical, electron-microscopic methods were used to isolate and previously identify a number of microorganisms.
O. Yaroshko   +8 more
doaj   +1 more source

Optimal concentration of organic solvents to be used in the broth microdilution method to determine the antimicrobial activity of natural products against Paenibacillus larvae [PDF]

open access: yes, 2017
American Foulbrood (AFB) is a bacterial disease, caused by Paenibacillus larvae, that affects honeybees (Apis mellifera). Alternative strategies to control AFB are based on the treatment of the beehives with antimicrobial natural substances such as ...
Alonso Salces, Rosa Maria   +4 more
core   +1 more source

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