Resultados de búsqueda - "bumblebees"

The effect of ecological forest restoration on bumblebees (Bombus spp.) in the boreal forest por Spijker, Raisja

Materias: “…bumblebee…”

Bumblebee resource dynamics : a review of foraging and nesting in the agricultural landscape por Douhan Sundahl, Anna

Materias: “…bumblebees…”

The impact of managed honeybees and commercial reared bumblebees on pathogens in wild bees por Tinggren, Sofie

“…MSB project: The goal of this study was to compare pathogen distribution and abundance in wild bumblebees in relation to the presence or absence of imported bumblebee colonies. …”
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Managed honeybees and South American bumblebees exhibit complementary foraging patterns in highbush blueberry por Estravis‑Barcala, María Cecilia, Palottini, Florencia, Macri, Ivana Noelia, Nery, Denise, Farina, Walter Marcelo

“…Thus, the South American bumblebee Bombus pauloensis is increasingly managed as an alternative species in this crop alongside honeybees. …”
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Spatio-temporal dynamics of landscape use by the bumblebee Bombus pauloensis (Hymenoptera: Apidae) and its relationship with pollen provisioning por Cavigliasso, Pablo, Phifer, Colin C., Adams, Erika M., Flaspohler, David J., Gennari, Gerardo Pablo, Licata, Julián Andrés, Chacoff, Natacha Paola

Materias: “…Bumblebee…”
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The effect of field-level clothianidin exposure on the prevalence and loads of pathogenic and non-pathogenic microbes in bumblebees (B. terrestris) por Wintermantel, Dimitry

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The economic cost of losing native pollinator species for orchard production por Pérez-Méndez, Néstor, Andersson, Georg K.S., Requier, Fabrice, Hipólito, Juliana, Aizen, Marcelo Adrian, Morales, Carolina Laura, García, Nancy, Gennari, Gerardo Pablo, Garibaldi, Lucas Alejandro

Materias: “…Bumblebees…”
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Reduction in vertical transmission rate of bean common mosaic virus in bee-pollinated common bean plants por Mhlanga, Netsai M., Pate, Adrienne E., Arinaitwe, Warren, Carr, John P., Murphy, Alex M.

Materias: “…bumblebees…”
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Insect pollination of faba beans, Vicia faba : the abundance and foraging behaviour of different pollinators and their effect on crop yield por Johansson, Ylva

Materias: “…bumblebees…”

Hur påverkas humlor, Bombus spp., av artrika vägkanter? por Thunell, Mika

“…Bumblebees are decreasing in large areas around the world due to a homogenous and fragmented landscape as a result of intensified agriculture. …”

Evaluation of bee-vectored Aureobasidium pullulans for biocontrol of grey mould in strawberry por Jützeler, Matilda

“…To examine if A. pullulans affect bumblebees negatively, trials measuring the flight activity and the hive weight was performed. …”

Effekter av landskapets sammansättning på humlearters förekomst por Lindberg, Mikaela

“…The species in the genus bumblebees (Bombus) are important pollinators. In the world there are 250 bumblebee species and there are 34 species in Norway. …”
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Flower visitors in flower strips por Johansson, Ida

“…In total 264 hoverflies and 484 bumblebees were collected during the season. The most attractive flower species overall were Phacelia tanacetifolia, Cyanus segetum, Coriandrum sativum and Fagopyrum esculentum. …”
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Gynnande av pollinatörer på bostadsgårdar por Karlsson, Marie

Predicting bee community responses to land-use changes: Effects of geographic and taxonomic biases por Palma, Adriana de, Abrahamczyk, Stefan, Aizen, Marcelo A., Albrecht, Matthias, Basset, Yves, Bates, Adam, Blake, Robin J., Boutin, Céline, Bugter, Rob, Connop, Stuart, Cruz López, Leopoldo, Cunningham, Saul A., Darvill, Ben, Diekötter, Tim, Dorn, Silvia, Downing, Nicola, Entling, Martin H., Farwig, Nina, Felicioli, Antonio, Fonte, Steven J., Fowler, Robert, Franzén, Markus, Goulson, Dave, Grass, Ingo, Hanley, Mick E., Hendrix, Stephen D., Herrmann, Farina, Herzog, Felix, Holzschuh, Andrea, Jauker, Birgit, Kessler, Michael, Knight, M.E., Kruess, Andreas, Lavelle, Patrick M., Le Féon, Violette, Lentini, Pia, Malone, Louise A., Marshall, Jon, Martínez Pachón, Eliana, McFrederick, Quinn S., Carolina L., Morales, Mudri-Stojnic, Sonja, Nates-Parra, Guiomar, Nilsson, Sven G., Öckinger, Erik, Osgathorpe, Lynne M., Parra-H, Alejandro, Peres, Carlos A., Persson, Anna S., Petanidou, Theodora, Poveda, Katja, Power, Eileen F., Quaranta, Marino, Quintero, Carolina, Rader, Romina, Richards, Miriam H., Roulston, T’ai, Rousseau, Laurent, Sadler, Jonathan P., Samnegård, Ulrika, Schellhorn, Nancy A., Schüepp, Christof, Schweiger, Oliver, Smith-Pardo, Allan H., Steffan-Dewenter, Ingolf, Stout, Jane C., Tonietto, Rebecca K., Tscharntke, Teja, Tylianakis, Jason M., Verboven, Hans A.F., Vergara, Carlos H., Verhulst, Jort, Westphal, Catrin, Joo Yoon, Hyung, Purvis, Andy

“…The available data are, however, geographically and taxonomically unrepresentative; most data are from North America and Western Europe, overrepresenting bumblebees and raising concerns that model results may not be generalizable to other regions and taxa. …”
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Neonikotinoiders inverkan på pollinatörer por Andervad, Jerker, Bernalt, Erika

Organic vs. conventional : comparative study on pollinating insects and their efficiency in white clover fields por Johansson, Szilvia

“…There was a positive correlation between the amount of honey bees and the amount of bumblebees and wild pollinators. With regards to landscape characteristics, the investigation showed that honey bees (A. mellifera) abundance negatively correlated with the area of field borders and landscape element edges within the 2 km and 3 km buffer zone. …”

Skötselplan och ekologi för tre rödlistade kärlväxter på SLU:s mark, Ultuna por Bergström, Linnéa

Biologisk mångfald i privatträdgårdar : även en liten trädgård kan bidra! por Lindhagen, Anna

“…Places where a variety of flowers, bumblebees and bees used to thrive have become farmlands. …”

CropPol: A dynamic, open and global database on crop pollination por Allen-Perkins, Alfonso, Magrach, Ainhoa, Dainese, Matteo, Garibaldi, Lucas A., Kleijn, David, Rader, Romina, Reilly, James R., Winfree, Rachael, Lundin, Ola, McGrady, Carley M., Brittain, Claire, Biddinger, David J., Artz, Derek R., Elle, Elizabeth, Hoffman, George, Ellis, James D., Daniels, Jaret, Gibbs, Jason, Campbell, Joshua W., Brokaw, Julia, Wilson, Julianna K., Mason, Keith, Ward, Kimiora L., Gundersen, Knute B., Bobiwash, Kyle, Gut, Larry, Rowe, Logan M., Boyle, Natalie K., Williams, Neal M., Joshi, Neelendra K., Rothwell, Nikki, Gillespie, Robert L., Isaacs, Rufus, Fleischer, Shelby J., Peterson, Stephen S., Rao, Sujaya, Pitts-Singer, Theresa L., Fijen, Thijs, Boreux, Virginie, Rundlöf, Maj, Felipe Viana, Blandina, Klein, Alexandra-Maria, Smith, Henrik G., Bommarco, Riccardo, Carvalheiro, Luísa G., Ricketts, Taylor H., Ghazoul, Jaboury, Krishnan, Smitha

“…The most abundant pollinator guilds recorded are honey bees (34.22% counts), bumblebees (19.19%), flies other than Syrphidae and Bombyliidae (13.18%), other wild bees (13.13%), beetles (10.97%), Syrphidae (4.87%), and Bombyliidae (0.05%). …”
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