Results 41 to 50 of about 566,241 (183)
Journal of Ecology, Volume 113, Issue 8, Page 2187-2198, August 2025.Individuals who engage in multiple mutualisms often have to pay indirect costs because of the interference of one mutualism on another. We found that protective ants had a low but variable impact on pollination, especially on the flower visitation by bees and when EFNs are close to inflorescences.
Amanda Vieira da Silva +4 more
wiley +1 more source
Cambios en la productividad y sus determinantes en explotaciones lecheras de Cuba [PDF]
, 2014 El objetivo de este artículo es estudiar los cambios en la productividad y sus elementos determinantes -cambio técnico y cambio en eficiencia- de una muestra de explotaciones lecheras cubanas ubicadas en el municipio de San José de las Lajas.
Flores Gutierrez, José Ovidio +2 more
core +2 more sources
Estudios Económicos, 1991 Este trabajo reseña aspectos de la teoría de la unión aduanera que son relevantes para México ante el posible Acuerdo de Libre Comercio de América del Norte.
José Romero
doaj +1 more source
Long‐Term Fire and Vegetation Change at Cocha Cashu Biological Station, Peru
Biotropica, Volume 57, Issue 3, May 2025.Cocha Cashu is a dynamic system that has experienced various forms of past ecological turnover. However, the dynamism seen at Cocha Cashu was not caused by intensive human activities in the past. ABSTRACT Past human influence from the pre‐Columbian and colonial periods may have played a role in shaping modern Amazonian vegetation.
C. N. H. McMichael +2 more
wiley +1 more source
Las desventajas sociales intraurbanas de la zona metropolitana de Toluca de cara al COVID-19
Región y SociedadObjetivo: analizar la correlación espacial de las condiciones de viviendas, las instalaciones de salud y el acceso a artículos de primera necesidad con la incidencia de personas infectadas, y defunciones a causa de la COVID-19 y comorbilidades asociadas
Omar Alexis Mandujano Bautista +1 more
doaj +1 more source
Tropical Land‐Use Change Disrupts Zeta‐Diversity Across Taxa
Global Change Biology, Volume 31, Issue 5, May 2025.We studied birds, dung beetles, and orchids across natural and human‐transformed habitats in the Colombian Andes to understand how land‐use change affects biodiversity. We found that deforestation simplifies ecological communities and reduces both rare and widespread species, especially orchids.
Edicson Parra‐Sanchez +14 more
wiley +1 more source
Eliciting diverse perspectives to prioritize community actions for biodiversity conservation
Conservation Biology, Volume 39, Issue 2, April 2025.Abstract Communities have a strong role in protecting biodiversity. In addition to participation in restoration, a range of actions in the public or private sphere may support biodiversity. Despite this, there is a lack of clarity about what actions should be prioritized for behavior change campaigns.
Angela J. Dean +4 more
wiley +1 more source
Evolución reciente de la pobreza en el mundo: ¿qué nos dicen los datos? [PDF]
, 2004 Según los principales organismos internacionales, se ha producido una notable reducción de la pobreza en el mundo en la pasada década. Dicha reducción vendría determinada, en gran medida, por la evolución de la situación económica y social en China.
Olivié Aldasoro, LLiana
core
H-Industri@, 2016 La industria vitivinícola en la Argentina se ha visto expuesta, en los últimos veinte años, a un proceso de re-ducción de la escala productiva, debido a un cambio de preferencias de carácter global.
Federico Dulcich
doaj
Conservation Biology, Volume 39, Issue 2, April 2025.Abstract Emerging infectious diseases are increasingly recognized as a significant threat to global biodiversity conservation. Elucidating the relationship between pathogens and the host microbiome could lead to novel approaches for mitigating disease impacts.
Alexander S. Romer +25 more
wiley +1 more source