Results 41 to 50 of about 2,059 (187)

Results of international standardised beekeeper surveys of colony losses for winter 2012-2013 : analysis of winter loss rates and mixed effects modelling of risk factors for winter loss. [PDF]

open access: yes, 2014
This article presents results of an analysis of winter losses of honey bee colonies from 19 mainly European countries, most of which implemented the standardised 2013 COLOSS questionnaire.
Aivar Raudmets   +27 more
core   +1 more source

Control del Ectoparásito Varroa Destructor (Varroidae) en Apis Mellifera L. (Apidae)

open access: yesRevista de Ciencias, 2014
Varroa destructor es un ácaro que afecta las colonias de Apis melliferacausando grandes pérdidas económicas a nivel mundial. En esta investigación se determinó la efectividad del uso de solución azucarada con y sin ácido oxálico para controlar la infestación del ácaro sobre colonias de Apis mellifera africanizada.
Carreño Correa, Rubén Darío   +1 more
openaire   +1 more source

Reproduction of Varroa destructor in sealed worker bee brood cells of Apis mellifera carnica and Apis mellifera syriaca in Jordan [PDF]

open access: yes, 2008
The reproduction of the honey bee mite, Varroa destructor in sealed worker bee brood cells represents an important factor for the population development of this parasite in honey bee colonies.
Alattal, Yehya   +2 more
core  

Efficacy of essential oils against Varroa destructor infesting Apis mellifera Linn. colonies and their impact on brood development [PDF]

open access: yes, 2014
Varroa destructor is a dangerous pest directly for beekeeping and indirectly for crops that require insect pollination. The present investigation has been carried out to study the efficacy and persistence of some essential oils and formic acid against ...
Goswami, Vimla   +2 more
core   +2 more sources

The use of humic acids in the fight against Varroa destructor (Mesostigmata: Varroidae)

open access: yesAcarological Studies, 2023
Humic acids, which are known for their use in agricultural areas and are very popular in this field, have the potential to be used for all living things. These acids are yellow to black in color and are a component of the humic substances found in the humus of the soil. They are fully decomposed remains of organic life and natural matters obtained as a
Raşit Fikret YILMAZ, Mümin DİZMAN
openaire   +2 more sources

Comparison of the efficacy of Apiguard (thymol) and Apivar (amitraz) in the control of Varroa destructor (Acari: Varroidae)

open access: yesSpanish Journal of Agricultural Research, 2015
The present study compared the efficacy of Apivar (a.i. amitraz) and Apiguard (a.i. thymol) in controlling the mite Varroa destructor during spring 2010 and autumn 2011, in the Balearic Islands (Spain). Number of fallen mites (NFM) was counted weekly and
M. Mar Leza   +2 more
doaj   +1 more source

Effect of Varroa destructor Anderson and Trueman infestation on Apis mellifera L. adults [PDF]

open access: yes, 2013
Maximum incidence of Varrosis on adults of Apis mellifera L. (8%) was recorded in second fortnight of May 2008 corresponds to the peak in V. destructor population. Percent deformity was calculated by observing 100 adult bees.
Asha, Asha   +3 more
core   +2 more sources

Comportamiento de acicalamiento de abejas (Hymenoptera: Apidae) sobre varroa (Mesostigmata: Varroidae)

open access: yesRevista Colombiana de Entomología, 2010
Entre los factores que pueden ayudar a disminuir y controlar la población de Varroa destructor en colonias de Apis mellifera está el comportamiento de acicalamiento. Este comportamiento consiste en la capacidad de la abeja de detectar, morder y eliminar los parásitos en etapa forética. En esta investigación se analizó la presencia del comportamiento de
ARANEDA D., XIMENA   +3 more
openaire   +2 more sources

Determination of Amitraz Varroaset Residue in Honey by High Performance Liquid Chromatography HPLC

open access: yesJournal of Agricultural Sciences, 2008
Amitraz Varroaset is an acaricide applied against Varroa destructor Anderson & Trueman Acarina: Varroidae infestations on honeybees Apis mellifera L. Hymenoptera: Apidae . Amitraz residue in honey was determined by HPLC in Ankara, Turkey.
Sultan Çobanoğlu, Şebnem Tüze
doaj  

Controlling Varroa destructor (Acari: Varroidae) in honeybee Apis mellifera (Hymenoptera: Apidae) colonies by using Thymovar® and BeeVital®

open access: yesItalian Journal of Animal Science, 2010
This study was carried out to determine the effects of Thymovar® and BeeVital® on reducing Varroa mite (Varroa destructor) damage in honey bee (Apis mellifera L.) colonies in spring season.
Halil Yeninar, Ethem Akyol
doaj   +1 more source

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