Search Results - "Hendriksma, Harmen P"

Honey bee foragers balance colony nutritional deficiencies by Hendriksma, Harmen P, Shafir, Sharoni

“…Honey bee colonies, foraging predominantly on a single pollen source, may encounter nutritional deficits. In the present study, we examined the nutritional…”
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Nutritional aspects of honey bee-collected pollen and constraints on colony development in the eastern Mediterranean by Avni, Dorit, Hendriksma, Harmen P., Dag, Arnon, Uni, Zehava, Shafir, Sharoni

“…[Display omitted] •Honey bee colonies in Israel collect a mean 7kg protein and 0.7kg fat per year.•At maximal colony development, honey bee queens lay up to…”
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Testing pollen of single and stacked insect-resistant Bt-maize on in vitro reared honey bee larvae by Hendriksma, Harmen P, Härtel, Stephan, Steffan-Dewenter, Ingolf

“…The ecologically and economic important honey bee (Apis mellifera) is a key non-target arthropod species in environmental risk assessment (ERA) of genetically…”
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Effect of stacked insecticidal Cry proteins from maize pollen on nurse bees (Apis mellifera carnica) and their gut bacteria by Hendriksma, Harmen P, Küting, Meike, Härtel, Stephan, Näther, Astrid, Dohrmann, Anja B, Steffan-Dewenter, Ingolf, Tebbe, Christoph C

“…Honey bee pollination is a key ecosystem service to nature and agriculture. However, biosafety research on genetically modified crops rarely considers effects…”
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Effects of essential amino acid supplementation to promote honey bee gland and muscle development in cages and colonies by Hendriksma, Harmen P., Pachow, Collin D., Nieh, James C.

“…[Display omitted] •Caged bees fed essential amino acids developed head weights similar to nurse bees.•Caged bees fed essential amino acids developed thorax…”
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Honey bees dance faster for pollen that complements colony essential fatty acid deficiency by Zarchin, Shlomi, Dag, Arnon, Salomon, Mor, Hendriksma, Harmen P., Shafir, Sharoni

“…Honey bee colonies require adequate pollen for maintenance and growth. Pollens vary in nutritional value, and a balanced diet is achieved by mixing pollens…”
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Amino acid and carbohydrate tradeoffs by honey bee nectar foragers and their implications for plant–pollinator interactions by Hendriksma, Harmen P., Oxman, Karmi L., Shafir, Sharoni

“…[Display omitted] •Amino acids in artificial nectar elicit preferences from honey bee foragers.•Amino acid identity, pH, and essentiality explain preferences…”
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Individual and Colony Level Foraging Decisions of Bumble Bees and Honey Bees in Relation to Balancing of Nutrient Needs by Hendriksma, Harmen P., Toth, Amy L., Shafir, Sharoni

“…Foraging decisions of social animals occur in the context of social groups, and thus may be subject to considerations of not only an individual's nutritional…”
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Editorial: Pollen as food for bees: Diversity, nutrition, and contamination by Stoner, Kimberly A., Hendriksma, Harmen P., Tosi, Simone

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Do Viruses From Managed Honey Bees (Hymenoptera: Apidae) Endanger Wild Bees in Native Prairies? by Pritchard, Zoe A., Hendriksma, Harmen P., Clair, Ashley L., Stein, David S., Dolezal, Adam G., O'Neal, Matthew E., Toth, Amy L.

“…Populations of wild and managed pollinators are declining in North America, and causes include increases in disease pressure and decreases in flowering…”
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Improving wild bee monitoring, sampling methods, and conservation by Klaus, Felix, Ayasse, Manfred, Classen, Alice, Dauber, Jens, Diekötter, Tim, Everaars, Jeroen, Fornoff, Felix, Greil, Henri, Hendriksma, Harmen P., Jütte, Tobias, Klein, Alexandra Maria, Krahner, André, Leonhardt, Sara D., Lüken, Dorothee J., Paxton, Robert J., Schmid-Egger, Christian, Steffan-Dewenter, Ingolf, Thiele, Jan, Tscharntke, Teja, Erler, Silvio, Pistorius, Jens

“…Bees are the most important group of insect pollinators, but their populations are declining. To gain a better understanding of wild bee responses to different…”
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Honey bee risk assessment: new approaches for in vitro larvae rearing and data analyses by Hendriksma, Harmen P., Härtel, Stephan, Steffan‐Dewenter, Ingolf

“…Summary 1. To sustain the vital ecosystem service of pollination, new methodical developments are needed for research on the underlying factors of globally…”
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Perspectives on long-term bee vitality monitoring by Harmen P. Hendriksma, Silvio Erler, Henri Greil

“…Bees are essential pollinators and their protection is relevant to secure biodiversity and agricultural production. MonViA-project members and partners…”
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Effects of multiple Bt proteins and GNA lectin on in vitro-reared honey bee larvae by Hendriksma, Harmen P, Härtel, Stephan, Babendreier, Dirk, von der Ohe, Werner, Steffan-Dewenter, Ingolf

“…The honey bee is a key non-target arthropod in environmental risk assessments of genetically modified crops. We analyzed for the first time combined effects of…”
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Liquid and solid matrix formic acid treatment comparison against Varroa mites in honey bee colonies by Hendriksma, Harmen P., Cornelissen, Bram, Panziera, Delphine

“…Beekeepers use organic acids to control the invasive parasitic mite Varroa destructor (Varroa mite) in honey bee colonies (Apis mellifera), as an alternative…”
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Aggression between invasive hymenopterans in Southern California: scutellata -hybrids versus German yellowjackets by Hendriksma, Harmen P., Hsiung, Kevin K., Bell, Heather C., Nieh, James C.

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Effect of Stacked Insecticidal Cry Proteins from Maize Pollen on Nurse Bees by Hendriksma, Harmen P, Küting, Meike, Härtel, Stephan, Näther, Astrid, Dohrmann, Anja B, Steffan-Dewenter, Ingolf, Tebbe, Christoph C

“…Honey bee pollination is a key ecosystem service to nature and agriculture. However, biosafety research on genetically modified crops rarely considers effects…”
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A simple trap to measure worker bee mortality in small test colonies by Hendriksma, Harmen P., Härtel, Stephan

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Effect of Stacked Insecticidal Cry Proteins from Maize Pollen on Nurse Bees (Apis mellifera carnica) and Their Gut Bacteria. e59589 by Hendriksma, Harmen P, Kueting, Meike, Haertel, Stephan, Naether, Astrid, Dohrmann, Anja B, Steffan-Dewenter, Ingolf, Tebbe, Christoph C

“…Honey bee pollination is a key ecosystem service to nature and agriculture. However, biosafety research on genetically modified crops rarely considers effects…”
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