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Registros recuperados: 4
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The Adaptive Decision-Making Process as a Tool for Integrated Natural Resource Management: Focus, Attitudes, and Approach Ecology and Society
Lal, Padma; Australian National University; padma.lal@anu.edu.au; Lim-Applegate, Hazel; Australian National University; hlim_manila@hotmail.com; Scoccimarro, Michelle C; Australian National University;.
Integrated natural resource management (INRM) and its many closely related approaches are generally considered to be more effective than single-disciplinary approaches for managing the complex resource issues currently facing many countries. INRM approaches aim to integrate several disciplines and involve different stakeholders operating in their own subsystems across different spatial and temporal scales. These approaches focus on identifying management strategies for sustaining natural resource stocks and flows of goods and services as well as their underlying ecological processes. Changes in the behavior of consumers and producers and in the allocation of resources among uses, users, time, and space will be necessary to achieve sustainable development....
Tipo: Peer-Reviewed Reports Palavras-chave: Adaptive decision-making process; Bioeconomic models; Commodity research; Decision support system; Integrated natural resource management..
Ano: 2001
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The Impact of Energy Markets on the EU Agricultural Sector AgEcon
Tokgoz, Simla.
The objective of this study is to analyze the impact of crude oil prices on the EU agricultural sector in an era when the biofuels sector is expanding because of policy initiatives and the desire to find alternative fuel sources. To this end, first a baseline is set up for the EU ethanol, grain, and dried distillers grains markets. In the next step, two different scenarios are run. The first scenario incorporates a 10-Euros-per-barrel increase in the EU crude oil price with the ethanol import tariffs in place. The second scenario incorporates the same shock with the ethanol import tariffs removed. In the first scenario, higher crude oil prices increase ethanol consumption, production, and therefore grain prices. In the second scenario, the impact of trade...
Tipo: Working or Discussion Paper Palavras-chave: Bioeconomic models; Energy; Trade analysis and policy.; Resource /Energy Economics and Policy; Marketing.
Ano: 2009 URL: http://purl.umn.edu/47051
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Mathematical Bioeconomic Modelling of the Interaction Between Aquaculture and Open Sea Fisheries AgEcon
Antonelli, Gervasio; Bischi, Gian Italo; Lamantia, Fabio.
We analyze the problem of an integrated management of fisheries by using fish farming as a tool for restocking fish populations depleted by overfishing pressure. We first use a simple heuristic dynamic model, taken from a classical example of mathematical bioeconomics, in order to prove that fish restocking may be an efficient tool for sustainable fishery management in situations where excessive fishing effort is going to cause irreversible stock collapse. Then we propose a two-compartments bieconomic mathematical model, with age structure and age specific harvesting and restocking, to mimic integrated interactions between aquaculture and open sea fisheries, where reared fish are used as substitutes for marine catches. The model proposed in this paper...
Tipo: Conference Paper or Presentation Palavras-chave: Dynamical systems; Bioeconomic models; Fisheries; Livestock Production/Industries; Resource /Energy Economics and Policy; C62; Q22.
Ano: 2005 URL: http://purl.umn.edu/56001
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Policy interventions to promote the adoption of water saving sprinkler systems: the case of lettuce on the Gnangara Mound AgEcon
Brennan, Donna C..
The potential for improving irrigation scheduling decisions and adoption of more efficient irrigation systems is explored using a bioeconomic simulation model of lettuce production on the Gnangara Mound near Perth, Western Australia. Sandy soils with poor water and nutrient holding capacity are associated with declining marginal productivity of water at high water use, which would create an incentive to reduce water use and to adopt closer sprinkler spacing if farmers had correct information about the declining marginal productivity of water. Incorrect perceptions regarding water–yield relationships lead to over use of water by up to 50 per cent and reduce profits by $475 per crop hectare (12 per cent) in the short run, and remove the incentive to adopt...
Tipo: Journal Article Palavras-chave: Bioeconomic models; Horticulture; Irrigation; Technology adoption; Resource /Energy Economics and Policy.
Ano: 2007 URL: http://purl.umn.edu/118335
Registros recuperados: 4
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