Resultados de búsqueda - "Decadence"

Food systems and the political economy: A lens for understanding farmer-herder conflicts por Flintan, Fiona, Nassef, Magda, Domingo, Pilar

“…Conflict between farmers and livestock herders, normally pastoralists, has received heightened attention over the last two decades. However, primary research on the causes of these conflicts is scarce. …”
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Measuring food price volatility por Traoré, Fousseini, Diop, Insa

“…Over the past two decades, the prices of agricultural commodities have experienced large and unpredictable fluctuations that have attracted the attention of researchers, policymakers and the media to better understand the mechanisms that govern this phenomenon. …”
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Seed systems and markets: Reflection on progress and political economy por Spielman, David J.

“…Over the past two decades, seed systems and markets in many sub-Saharan African countries have become a central topic in the public discourse around agricultural development. …”
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Ethiopia country brief por Warren, Andrea

“…This brief focuses on three overlapping ‘Stories of Change’: We first discuss the evolution of Ethiopia’s nutrition sensitive agendas within the agriculture, social protection, and health sectors over the past decade. The second story details the ongoing alignment of national nutrition agendas with the capacities to implement them at zone and woreda levels. …”
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Temperature changes, household consumption, and internal migration: Evidence from Tanzania por Hirvonen, Kalle

“…Using long panel data spanning nearly two decades, I study the extent to which migration rates are constrained by liquidity constraints in rural Tanzania. …”
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Exploring the agriculture-nutrition disconnect in India por Gillespie, Stuart, Kadiyala, Suneetha

“…India is home to one-third of the world's undernourished children, with rates of child undernutrition remaining stubbornly high for decades. Undernutrition is widespread among adults, too; one-third of all Indian men and women are affected. …”
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Nepal: Recent developments in agricultural research por Rahija, Michael, Shrestha, Hari K., Stads, Gert-Jan, Bhujel, Ram Bahadur

“…The national government stresses the importance of agriculture to the national economy and food security; however, several decades of uneven institutional development has resulted in an ineicient agricultural research system that sufers from instability and uncertainty (NARC 2010). …”
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Trade and agroindustrialization in developing countries: trends and policy impacts por Díaz-Bonilla, Eugenio, Reca, Lucio G.

“…There have been important changes in the international trade of processed and high-value added food products from developing countries over the past several decades.... The paper highlights key trends, and explores possible reasons for the trends, focusing on trade policies in less-developed countries (LDCs) and developed countries (DCs). …”
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Modeling aggregate supply and demand effects of system level irrigation investment por Rosegrant, Mark W.

“…The growth in area irrigated through both public and private investment in the past three decades is impressive. The area irrigated in India increased from 23 million ha in 1950/51 to 60 million ha in 1984/85. …”
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Biotechnology and biodiversity debates and policies in Africa por Ayele, Seife

“…After a decade of global diffusion, and the realisation of some economic benefits, the environmental impact of Genetically Modified (GM) crop technologies remains inconclusive and a source of considerable threat to biodiversity-rich Africa. …”
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Finance and cluster-based industrial development in China por Ruan, Jianqing, Zhang, Xiaobo

“…China's rapid industrialization over the past several decades, which has occurred in the absence of well-functioning financial markets, seems to defy the conventional wisdom. …”
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Estimating crop-specific production technologies in Chinese agriculture: a generalized maximum entropy approach por Zhang, Xiaobo, Fan, Shenggen

“…Multi-output technologies for seven regions over more than two decades are estimated, and input allocations for each province are recovered simultaneously. …”
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Constraints to increasing agricultural productivity in Nigeria por Phillip, Dayo, Nkonya, Ephraim M., Pender, John L., Oni, Omobowale Ayoola

“…Agriculture is the principal source of food and livelihood in Nigeria, and employs nearly three-quarters of the nation's work force. Over the past two decades, agricultural yields have stayed the same or declined. …”
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Technological progress for sustaining food-population balance: achievement and challenges por Hossain, Mahabub

“…This development raises concern regarding the world's ability to meet the food‐population balance in the coming decades. Rice research must deal with a number of difficult problems to meet the challenge: raising the yield ceilings of the current available rice varieties; protecting the past yield gains in the irrigated ecosystem; and using biotechnology tools to develop high yielding varieties for the rainfed systems that are tolerant to drought, submergence, and problem soils. …”
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Policy and technology for rice productivity growth in Asia por Rosegrant, Mark W., Pingali, Prabhu L.

“…In the past decade, declining rice prices, a slowdown in research expenditures and output growth, reduced irrigation investment and degradation of irrigated land, declining marginal returns to input use, and a stagnant technological yield frontier caused declining growth in rice yields per hectare in much of Asia. …”
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Food security in the 21st century and the role of biotechnology por Pinstrup-Andersen, Per, Cohen, Marc J.

“…Continued productivity gains are essential on the supply side, because global population will increase by 73 million people a year over the next two decades. In this article we assess the current global food situation, look at the prospects through to the year 2020, and outline the policies needed to achieve food security for all. …”
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Public school students camp at IITA Forest Center in honor of IITA legend por International Institute of Tropical Agriculture

“…This memorable camping, held 11–12 July, was fully sponsored by the Retrobeights, friends of the late Captain David Sewell—a revered figure whose legacy with IITA spans more than four decades. IITA Forest Center, known for offering immersive nature-based experiences, regularly opens its doors to the public for camping activities. …”
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L'exploitation du benjoin dans les hautes terres Batak: situation actuelle por Katz, E.

“…Producers and traders have been going through a difficult phase for the last decades. Nevertheless this international trade has been conducted for at least a thousand years and benzoin continues to be used all over the world as incense, flavouring agent, medicine and perfume.…”
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Using landscape approaches to improve the integration of wildlife in forest management plans por Vliet, N. van, Nasi, Robert

“…However, if wildlife is appropriately taken into account in the forest management plans, then logging concessions can become an opportunity for conservation, as they can play a crucial role as buffers around protected areas. In the last decade, large blocks of the Gabonese forests have been surveyed by logging companies to implement the new forestry law. …”
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Forests, illegality, and livelihoods: the Case of Cameroon por Cerutti, P.O., Tacconi, L.

“…Concern about illegal logging has grown considerably over the past decade. This article contributes to knowledge on the nature, extent, and impacts of illegal logging (IL), with particular focus on livelihoods. …”
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