Soybean crops may benefit from forest pollinators

Increasing evidence indicates that pollinator diversity and pollination services are highly threatened by the destruction and fragmentation of natural habitats and the intensification of agricultural landscapes. Here we analyze the bee visiting ensemble on soybean flowers and the effects of pollinat...

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Detalles Bibliográficos
Otros Autores: Monasterolo, Marcos, Musicante, Mariana L., Valladares, G. R., Salvo, A.
Formato: Artículo
Lenguaje:Español
Materias:
BEE
Acceso en línea:http://ri.agro.uba.ar/files/intranet/articulo/2015monasterolo.pdf
LINK AL EDITOR
Aporte de:Registro referencial: Solicitar el recurso aquí
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024 |a 10.1016/j.agee.2015.01.012 
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245 1 0 |a Soybean crops may benefit from forest pollinators 
520 |a Increasing evidence indicates that pollinator diversity and pollination services are highly threatened by the destruction and fragmentation of natural habitats and the intensification of agricultural landscapes. Here we analyze the bee visiting ensemble on soybean flowers and the effects of pollinator visits on soybean reproductive success, within a fragmented Chaco forest landscape embedded in a soybean matrix in central Argentina. We assessed visitation rates in relation to distance from the forest [5, 50 and 100. m] compared soybean bee assemblages with those on wild flowers in the nearby forest fragments, and carried out an exclosure experiment in order to assess the contribution of insect visits to soybean reproductive success. We also analyzed the relationship between visitor body size and the distance from the forest to the visited flower. Five species belonging to two families of bees were observed visiting soybean flowers. The bee species observed on soybean were well represented in the forest, and Apis mellifera was the most abundant species, visiting soybean flowers at all studied distances from the forest. Instead, wild visitors displayed a turnover of species throughout those distances, with smaller species being restricted to the forest proximity and replaced by larger ones toward the interior of the crop. Total visitation rates were significantly and negatively affected by distance to the forest. All plant productivity variables measured in the exclosure experiments were significantly improved in exposed flowers, duplicating the values observed without pollinators. The present study offers preliminary evidence linking forest proximity to higher visitation rates and presence of wild pollinators on soybean flowers thus providing for the first time, evidence of the forest role as pollinator donor for the soybean crop. It also shows that pollinator activity matters for this crop, leading to increased soybean yield. Further research on this topic is necessary in order to provide informed guidelines to enhance soybean production while simultaneously promoting natural habitat conservation. 
650 |2 Agrovoc  |9 26 
653 0 |a SPILLOVER EFFECT 
653 0 |a SOYBEAN REPRODUCTIVE SUCCESS 
653 0 |a SOYBEAN 
653 0 |a REPRODUCTIVE SUCCESS 
653 0 |a POLLINATOR SPILLOVER 
653 0 |a POLLINATOR 
653 0 |a PLANT-POLLINATOR INTERACTION 
653 0 |a NEW RECORD 
653 0 |a NATURALIZATION 
653 0 |a HEXAPODA 
653 0 |a HABITAT FRAGMENTATION 
653 0 |a HABITAT CONSERVATION 
653 0 |a GLYCINE MAX 
653 0 |a FOREST-CROP INTERFACE 
653 0 |a FLOWER VISITING 
653 0 |a CROP YIELD 
653 0 |a CHACO [ARGENTINA] 
653 0 |a BODY SIZE 
653 0 |a BEE 
653 0 |a ARGENTINA 
653 0 |a APOIDEA 
653 0 |a APIS MELLIFERA 
700 1 |a Monasterolo, Marcos  |9 69779 
700 1 |a Musicante, Mariana L.  |9 45922 
700 1 |a Valladares, G. R.  |9 71591 
700 1 |a Salvo, A.  |9 39864 
773 |t Agriculture, Ecosystems and Environment  |g vol.202 (2015), p.217-222 
856 |u http://ri.agro.uba.ar/files/intranet/articulo/2015monasterolo.pdf  |i En reservorio  |q application/pdf  |f 2015monasterolo  |x MIGRADOS2018 
856 |u http://www.elsevier.com/  |x MIGRADOS2018  |z LINK AL EDITOR 
942 0 0 |c ARTICULO 
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