نتایج جستجو برای: agricultural sustainability

تعداد نتایج: 160795  

2017
Luis R Carrasco Edward L Webb William S Symes Lian P Koh Navjot S Sodhi

Global demands for agricultural and forestry products provide economic incentives for deforestation across the tropics. Much of this deforestation occurs with a lack of information on the spatial distribution of benefits and costs of deforestation. To inform global sustainable land-use policies, we combine geographic information systems (GIS) with a meta-analysis of ecosystem services (ES) stud...

Journal: :Annals OR 2009
Eliane Gonçalves Gomes João Carlos Correia Baptista Soares de Mello Geraldo da Silva e Souza Lidia Angulo Meza João Alfredo de Carvalho Mangabeira

The aim of this paper is to use DEA models to evaluate sustainability in agriculture. Several variables are taken into account and the resulting efficiency is measured by comparison. The performance of family farms is analysed here (variables: farmed area, work force, and production). As agricultural sustainability depends on the maintenance of systems of production for long periods of time, th...

Journal: :international journal of agricultural management and development 2014
reza movahedi

this research has used a mixed methodology with both quantitative and qualitative approaches. the study population included three groups; the post-graduate students, professors and academic staff at two universities, khouzestan ramin agriculture and natural resources university and bu-ali sina university. for collecting quantitative data among 320 students, 175 were selected using random sampli...

Journal: :AI Magazine 2014
John Quinn Vanessa Frías-Martínez Lakshminarayan Subramanian

36 AI MAGAZINE It might be thought that artificial intelligence techniques or other types of computational methods are irrelevant in countries with few technological resources. As just one example of the possibilities, however, take road traffic in cities. The chaotic and spectacular road congestion that is characteristic of developing-world cities is a microcosm of opportunities for applying A...

2017
Rachida Khaled

This paper is aimed at making the diffusion of the technological innovation and their role in affecting the agricultural sector in the three-sided (social, economic and environmental), a hand, it can participate to resolve problems of the agricultural sector: the effects of the climatic changes, the farming exodus and the migration and the problems of poverty. The theoretically and empirically ...

2013
Cynthia Donovan

Agricultural productivity levels depend on the adoption of (improved) agricultural technologies, among other aspects. However, the use of improved technologies in Mozambique is still very limited. Data from the National Agricultural Survey of 2012, known as Inquérito Agrícola Integrado, show that less than 3% of smallholder farmers used inorganic fertilizers, 6% used pesticides, 9% used improve...

2012
Christopher M. Bacon Christy Getz Kaelin Holland

Agricultural systems are embedded in wider social-ecological processes that must be considered in any complete discussion of sustainable agriculture. Just as climatic profiles will influence the future viability of crops, institutions, i.e., governance agreements, rural household and community norms, local associations, markets, and agricultural ministries, to name but a few, create the conditi...

2011
Adi Wolfson Dorith Tavor Shlomo Mark

Environmental issues have become an integral factor in any decision-making process and in the design and implementation of manufacturing and agricultural production systems. As the service sector continuously grows in size and importance and service systems become more comprehensive, complex, and interdisciplinary, the creation of new services should be imbued with sustainability as the primary...

Journal: :Environmental Modelling and Software 2005
Guido Maria Bazzani Sabrina Di Pasquale Vittorio Gallerani Sabina Morganti Meri Raggi Davide Viaggi

The paper reports the first results of the EU funded Project WADI (Sustainability of European Irrigated Agriculture under Water Directive and Agenda 2000). The objective of the WADI project is to evaluate the economic, social and environmental sustainability of European irrigated farming under different scenarios concerning water policy and the Common Agricultural Policy. The methodology relies...

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