Resultados de búsqueda - EHESS~

Role of media in shaping the policy process: Comparative lessons from the food price crisis in Bangladesh, China, India, and Viet Nam por Babu, Suresh Chandra, Aggarwal, Smita, Chen, Junjie

“…During the global food price crisis of 2008, international and domestic press reported extensively on the crisis in the form of news reports, analyses, expert opinions, and interviews with key stakeholders. …”
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Emerging outsource agricultural services enable farmer adaptation in agrifood value chains: A product cycle perspective por Reardon, Thomas, Awokuse, Titus, Belton, Ben, Liverpool-Tasie, Lenis Saweda O., Minten, Bart, Nguyen, Genevieve, Qanti, Sara, Swinnen, Johan, Vos, Rob, Zilberman, David

“…The services are supplied by medium/large farmers with excess capacity say of a combine; by wholesalers who want to reduce search costs and risks; by input “agro-dealers”; and by agribusinesses servicing their outgrowers. …”
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Integrated management of the Blue Nile Basin in Ethiopia: Hydropower and irrigation modeling por Block, Paul J.

“…An evaluation of expected energy growth rates reinforces the need for significant economic planning and the necessity of securing energy trade contracts prior to extensive development. …”
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Marriage behavior response to prime-age adult mortality: Evidence from Malawi por Ueyama, Mika, Yamauchi, Futoshi

“…Since a lower age for first marriage implies less schooling completed, we expect that the average schooling achievement among women would decline. …”
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Climate change: Impact on agriculture and costs of adaptation por Nelson, Gerald C., Rosegrant, Mark W., Koo, Jawoo, Robertson, Richard D., Sulser, Timothy B., Zhu, Tingju, Ringler, Claudia, Msangi, Siwa, Palazzo, Amanda, Batka, Miroslav, Magalhaes, Marilia, Valmonte-Santos, Rowena, Ewing, Mandy, Lee, David R.

“…The Challenge: The unimpeded growth of greenhouse gas emissions is raising the earth's temperature. The consequences include melting glaciers, more precipitation, more and more extreme weather events, and shifting seasons. …”
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Potential of volatile organic compounds in the management of insect pests and diseases of food legumes: a comprehensive review por Makhlouf, Leila, El-Fakhouri, Karim, Kemal, Seid Ahmed, Maafa, Ilyass, Meftah Kadmiri, Issam, El Bouhssini, Mustapha

“…Although growers used different control options to manage these biotic stresses such as pesticide application, cultural practices, and resistant varieties, there is a pressing need for the development of new, more cost-effective and environmentally friendly solution to help farmers in facing the existing environmental issues. …”
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Rice resistance buffers against the induced enhancement of brown planthopper fitness by some insecticides por Horgan, Finbarr G., Peñalver-Cruz, Ainara, Almazan, Maria Liberty P.

“…However, outbreaks of BPH have been linked to excessive insecticide use—challenging the compatibility of these two management practices. …”
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QTL mapping and candidate gene analysis of ferrous iron and zinc toxicity tolerance at seedling stage in rice by genome-wide association study por Zhang, Jian, Chen, Kai, Pang, Yunlong, Naveed, Shahzad Amir, Zhao, Xiuqin, Wang, Xiaoqian, Wang, Yun, Dingkuhn, Michael, Pasuquin, Julie, Li, Zhikang, Xu, Jianlong

“…To improve rice production, understanding the genetic and molecular resistance mechanisms to excess Fe and Zn in rice is essential. Genome-wide association study (GWAS) is an effective way to identify loci and favorable alleles governing Fe and Zn toxicty as well as dissect the genetic relationship between them in a genetically diverse population A total of 29 and 31 putative QTL affecting shoot height (SH), root length (RL), shoot fresh weight (SFW), shoot dry weight (SDW), root dry weight (RDW), shoot water content (SWC) and shoot ion concentrations (SFe or SZn) were identified at seedling stage in Fe and Zn experiments, respectively. …”
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Host invasion during rice-blast disease requires carnitine-dependent transport of peroxisomal acetyl-CoA por Ramos-Pamplona, Marilou, Naqvi, Naweed I.

“…Exogenous addition of excess glucose during infection stage caused partial remediation of the pathogenicity defects in the crat1Δ strain. …”
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Real exchange rate misalignment and economic growth: An empirical analysis for Ethiopia por Alemnew, Teklebirhan, Taffesse, Alemayehu Seyoum

“…The study underscores the importance of avoiding excessive deviations from the equilibrium exchange rate to sustain economic growth. …”
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‘Gold runs through these trees’: Preferences for ecosystems payment programs in Papua New Guinea por Mukerjee, Rishabh, Schmidt, Emily, Holtemeyer, Brian

“…</b> Payment for Ecosystem Services (PES) programs (such as REDD+ and voluntary carbon credit programs) have been designed to provide improved forest governance, reduced carbon emissions and diversified income sources for forest communities. …”
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Current problems leading to soil degradation in Africa: raising awareness and finding potential solutions por Mesele, S.A., Mechri, M., Okon, M.A., Isimikalu, T.O., Wassif, O.M., Asamoah, E., Ahmad, H.A., Moepi, P.I., Gabasawa, A.I., Bello, S.K., Ayamba, B.E., Owonubi, A., Olayiwola, V.A., Soremi, P.S., Khurshid, C.

“…The second part highlights the effects of the identified causes on soil and agricultural productivity, and human health, which included but was not limited to loss of fertile land and biodiversity, increased carbon dioxide and other greenhouse gas (GHG) emissions, nutrient depletion, loss of ecosystem services, malnutrition, and other human health issues. …”
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Water management optimization in agriculture: a digital model development por Preite, L., Solari, F., Vignali, G.

“…Water scarcity is one of 21st century’s most pressing global issues. The anthropogenic pressure and climate change will be the main drivers of freshwater depletion in the coming decades. …”
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Soil fertility improvement in agroforestry after 30 years of silvopasture on ferric lixisols within the Guinea Savanna ecology of Nigeria por Mesele, S.A., Adelana, F.O., Mechri, M.

“…The research addresses the pressing issue of soil degradation in Fasola area of Oyo State, Nigeria.A silvopastural system established over three decades was assessed and compared with conventional arable land using a fixed grid sampling technique across 30 sampling locations for each land-use system within a 1000 ha. …”
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Centring lived experiences in food environment research: A methodological framework and application in Colombo, Sri Lanka por Salm, Leah, Gooneratne, Anisha, Perera, Iromi, Gordon, Jessica, Meeker, Jessica, Nisbett, Nicholas

“…Poor-quality diets and diet-related non-communicable diseases are a pressing global issue. Food environments, where everyday food choices intersect with broader food system dynamics, have emerged as a key policy intervention point. …”
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Effects of climate change on food security and nutrition in India: A systematic review por Das, Abhishek, Kumar, Shalander, Kasala, Kavitha, Nedumaran, S., Paithankar, Pradnya, Kumar, Abhay, Jain, Ayushi, Avinandan, Vijay

“…However, few studies cover diverse aspects such as the influence of climate change on traditional crops, nutritional value, agricultural biodiversity, food distribution systems, indigenous food systems, and nutrition outcomes, particularly for vulnerable groups like women and children. Hence, there is a pressing need for a more holistic and integrated approach to tackle the impacts of climate change on food and nutrition security in India.…”
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Advancing One Health security through animal waste surveillance and wildmeat value chains por Patel, Ekta

“…Equally, research on wildmeat trade in East Africa highlights how informal value chains amplify risks by lacking regulation and protective practices, while being sustained by cultural and economic necessity. Addressing these risks requires community engagement and context-sensitive alternatives rather than criminalisation. …”
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Mise en place d’un club d’écoute dédié aux femmes de Sibassor (COOPEDELSI) : Les femmes du RESOPP au coeur du développement local et de l’action climatique por Worou, Nadine, Ka, Binetou, Diedhiou, Lamine

“…En attendant l’appui de la radio Al Fayda FM, les échanges se tiennent via WhatsApp autour de thèmes prioritaires : gouvernance et responsabilités du bureau des femmes, importance des informations climatiques, partage de conseils agro-climatiques, appréciation des émissions radio, mise en place d’une caisse de solidarité et mobilisation des jeunes (Projet Salouma). …”
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Overcoming scarcity: how local innovations are transforming Western Kenya’s agricultural landscapes por Zemadim, Birhanu, Mwangi, O., Adamtey, Noah, Gebrezgabher, Solomie A.

“…Across much of Kenya, periods of excessive rainfall are frequently followed by prolonged dry spells, with intermittent water scarcity largely driven by unmanaged variability in rainfall. …”
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Rural livelihoods under prolonged conflict: Evidence from a panel household survey in Sudan por Nigus, Halefom Yigzaw, Abushama, Hala, Rakhy, Tarig, Mohamed, Shima, Siddig, Khalid, Kirui, Oliver K.

“…Only a small share of households reported improved earnings in 2024, indicating that adaptation is largely driven by necessity rather than durable recovery. Food consumption outcomes improved markedly between survey waves, with substantial declines in the share of households in 2024 reporting poor or borderline diets. …”
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