Search Results - "debate"

Host size and spatiotemporal patterns mediate the coexistence of specialist parasitoids by Pekas, Apostolos, Tena, Alejandro, Harvey, Jeffrey A., García-Marí, Ferran, Frago, Enric

“…Although parasitoid competition has been debated and studied over the past several decades, understanding the factors that allow for coexistence among species sharing the same host in the field remains elusive. …”
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Importancia de los costes fijos y de oportunidad en la rentabilidad de las explotaciones citrícolas by Fernández-Zamudio, María A.

“…Indudablemente los precios percibidos por el agricultor inciden de manera notable en esta rentabilidad, tanto que una pregunta clave para los próximos debates es,si la citricultura va a seguir reduciendo la superficie cultivada como consecuencia de los precios desfavorables, dándose por sentado que la regulación del sector procede exclusivamente del efecto de las cotizaciones. …”
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Kan en trädgård göra skillnad? by Asp, Lisa

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Bedömning av vattenkvalité i Sverige och Tyskland – en jämförande studie i teori och praktik by Neumann, Dörthe

“…If it will be possible to develop a new and uniform assessment system throughout Europe is debatable. The investigation arrives at the conclusion that it will be difficult to develop one appropriate system for all European countries. …”
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Strategies for keeping cow and calf together in six European countries by Gundersen, Sofia

“…That practice is highly debatable and consumers often oppose of it. There are several benefits for keeping cow and calf together for a longer period of time and letting the calf suckle. …”
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The role of social capital to access rural credit by Ho Le, Phi Khanh

“…Through exploring the influence of social capital on credit access, this research aims to contribute to the debates on social capital and its effect on economic outcomes. …”
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Announcement of interest to horticulturists by Popenoe, Wilson

“…Tres días se gastaron en los documentos de la audición y la realización de debates, y en visitar los puntos de horticultura! …”
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Effects of public expenditures on agriculture at subnational levels on households’ welfare and economic resilience in Nigeria by Takeshima, Hiroyuki, Balana, Bedru, Smart, Jenny, Edeh, Hyacinth O., Oyeyemi, Motunrayo, Andam, Kwaw S.

“…Whether increasing public expenditures on agriculture (PEA) can directly improve broad dimensions of household well-being has continued to be debated. In addition, there has been growing interest in the economic flexibility of households to switch between nonfarm and farming activities. …”
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Disturbance and climate affect species richness and aboveground biomass relationship in a forest–savanna transition ecosystem by Nyako, Melanie C., Libalah, Moses B., Kabelong, Louis-Paul-Roger B., Momo, Stéphane T., Babonguen, Marius G., Djouking, Cyntia K., Ekué, Marius R.M., Fabo, Laure B., Fomekong, Alex B.T., Guedje, Nicole M., Madountsap, Tagnang N., Medou, Adrian, Momo, Marie C.S., Nguemo, Géraldine D., Njila, Narcisse E.N., Sagang, Le Bienfaiteur T., Zemagho, Lise, Sonké, Bonaventure, Zapfack, Louis

“…The relationship between species richness and aboveground biomass (richness–biomass relationship) is a major facet of ecosystem functions and has stimulated debates over the past decades. However, we still lack basic knowledge on whether this relationship has consistent patterns across natural and human-impacted vegetation cover types. …”
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Variables claves para la evaluación de la sustentabilidad de los sistemas agropecuarios. Hacia un sistema de indicadores de Intensificación Sostenible en el Cono Sur by Arístide, Pablo, Cittadini, Eduardo Daniel, Blumetto, Oscar, Giobellina, Beatriz Liliana, Ledesma, Sandra Elizabeth, Ovalle, Carlos, Marchao, Robelio, Caballero, Héctor, Osman, Aart, Tittonell, Pablo Adrian

“…Estas diferencias prácticas y conceptuales condujeron a debates aún vigentes y a propuestas incluso contrapuestas (Mahon et al., 2017). …”
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Propuesta metodológica para el relevamiento de las estrategias de la agricultura familiar en la Argentina by Chavez, María Florencia, Alcoba, Laura Noemí, Bernasconi, Mariana Soledad, Narmona, Luis Rogelio

“…Su definición conceptual y operativa ha sido uno de los mayores debates teóricos de las últimas décadas en el campo de los estudios sociales agrarios (Archeti y Stolen, 1975; Murmis, 1991; Tort et al., 1991). …”
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Genetic structure and domestication of carrot (Daucus carota subsp. sativus) (Apiaceae) by Iorizzo, Massimo, Senalik, Douglas A., Ellison, Shelby L., Grzebelus, Dariusz, Cavagnaro, Pablo, Allender, Charlotte, Brunet, Johanne, Spooner, David M., Deynze, Allen Van, Simon, Philipp W.

“…These results provide answers to long‐debated questions of carrot evolution and domestication and inform germplasm curators and breeders on genetic substructure of carrot genetic resources.…”
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Effects of past and future land conversions on forest connectivity in the Argentine Chaco by Piquer Rodriguez, María, Torella, Sebastián Andrés, Gavier Pizarro, Gregorio Ignacio, Volante, Jose Norberto, Somma, Daniel Jorge, Ginzburg, Rubén G., Kuemmerle, Tobias

“…Including scenario analyses that assess forest fragmentation and connectivity at the ecoregion scale is thus important in upcoming revisions of the Argentine Forest Law, and, more generally, in debates about sustainable resource use.…”
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Estudio prospectivo del Sistema Nacional de Semillas (SNS) de Colombia: una apuesta en conjunto by Jiménez Guzman, Ana Maria, Ramírez Durán, Julio, Amado Saavedra, Gina Marcela, Patiño Moscoso, Manuel Alfonso, Molano Bernal, Lilia Constanza, Wagner Medina, Erika Vanessa, Arias Rodríguez, Jorge Enrique, Castro Jiménez, Andrea, Sarmiento Moreno, Luisa Fernanda, Hernández Nopsa, John Fredy, Santana Medina, Jairo Javier, Méndez Molano, Eliana

“…Este libro explora los retos y oportunidades que enfrenta el SNS para consolidarse como un espacio inclusivo y participativo, en el cual los diferentes actores vinculados a la dinámica de las semillas puedan debatir y co-crear un camino hacia la sostenibilidad, la soberanía alimentaria y la seguridad alimentaria y nutricional. Con debates aún abiertos y muchas voces por escuchar, esta obra hace un llamado a fortalecer el diálogo y construir confianza entre los actores involucrados. …”
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Rättvisemärkning av snittblommor på den svenska marknaden by Ahlberg, Stina

“…From a Swedish point of view, Fair Trade is quite unknown, especially on the cut flower market. Ethical debates indicate that just and fair trade will become more important in the future. …”
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Can a gender-sensitive integrated poultry value chain and nutrition intervention among the rural poor increase women’s empowerment in Burkina Faso? by Heckert, Jessica, Martinez, Elena M., Sanou, Armande, Pedehombga, Abdoulaye, Ganaba, Rasmané, Gelli, Aulo

“…We consider these findings in light of current debates on asset transfers. Unfortunately, null impacts on women’s empowerment are not uncommon, and it is important to learn from such findings to strengthen future program design and delivery.…”
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Mapping the policy process in Nigeria: Examining linkages between research and policy by Aberman, Noora-Lisa, Schiffer, Eva, Johnson, Michael E., Oboh, Victor

“…A diverse group of stakeholders (government, donors, the research community, farmer organizations, and the private sector) undoubtedly debated the content of the fertilizer policy. Thus, its successful formulation and adoption offered a useful opportunity to examine how it came about in spite of competing vested interests (both for and against it) and what role, if any, research-based information played in developing it. …”
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Long-term observations of rain forest succession, tree diversity and responses to disturbance by Sheil, Douglas

“…The relationship between succession and tropical forest diversity has been much debated. A fundamental disagreement hinges on whether high local species richness is a transient successional property, albeit one that can be maintained by disturbance, or is rather a property of stable late successional communities. …”
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Alternativas y resistencias a los modelos hegemónicos capitalistas en los mundos rurales by Ejarque, Mercedes, Palmisano, Tomás

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Una aproximación a la extensión rural by Catullo, Julio Cesar

“…Abordar el tema de la extensión rural, en el siglo XXI no es una tarea sencilla en un mundo donde las incertidumbres, la velocidad de los cambios, los conflictos, la pobreza y las desigualdades, la inseguridad alimentaria, la falta de sustentabilidad de los sistemas productivos y las múltiples complejidades avanzan sobre el conjunto de las sociedades de todo el planeta. Los debates son tan diversos que hasta el propio término “extensión” está en discusión permanente y es criticado y muchas veces subvalorado. …”
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