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Auteur A. Frija |
Documents disponibles écrits par cet auteur (28)

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H. Cheikh M'hamed ; N. Ferchichi ; W. Toukabri ; M. Barbouchi ; N. Moujahed ; M. Rezgui ; H. Bahri ; K. Sassi ; A. Frija ; M. Annabi |Conservation agriculture (CA) has been proposed as a viable strategy to enhance soil health and the resilience of farms to climate change, and to support the sustainability of agricultural production systems. While CA is a well-established appro[...]![]()
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J.V. Silva ; M. Jaleta ; K. Tesfaye ; B. Abeyo ; M. Devkota ; A. Frija ; I. Habarurema ; B. Tembo ; H. Bahri ; A. Mosad ; G. Blasch ; K. Sonder ; S. Snapp ; F. Baudron |A growing urban population and dietary changes increased wheat import bills in Africa to 9% per year. Though wheat production in the continent has been increasing over the past decades, to varying degrees depending on regions, this has not been [...]![]()
Rapport, Expertise, Working Paper
W. Paas ; G. van de Ven ; M. Requier-Desjardins ; E. Lemaitre-Curri ; H. Belhouchette ; N. Benaissa ; M. Comptour ; A. Derkimba ; G. Echchgadda ; Y. Lecoq ; A. Moulaï ; F. Rachidi ; C. Sidya-Fall ; I. Zouari ; K. Boudedja ; M.R. Bteich ; G. Calabrese ; A. Daoudi ; M. Devkota ; F. El Hadad-Gauthier ; A. Frija ; S.-A. Hosseini-Yekani ; R. Jalkh ; C. Kleinermann ; C. Kleisiari ; M. Samy Mohamed Nawar ; M. Reinhard-Kolempas ; G. Vlontzos ; P. Zander ; P. Reidsma | Montpellier [France] : CIHEAM-IAMM | NATAE Project | 2023This document provides a starting point for the organization of NATAE Living Labs (LL) in North Africa. NATAE Living Labs provide an innovative governance structure for agricultural research and agricultural systems to identify, test, adapt an[...]![]()
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Decisions on irrigation water management are usually made at different levels, including farms, water user associations (WUAs), and regional water planning agencies. The latter generally have good access to information and decision tools regardi[...]![]()
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N.H. Ajroudi ; B. Dhehibi ; A. Lasram ; H. Dellagi ; A. Frija |This study aims to analyse Tunisian farmers ability to pay (ATP) in a citrus area and propose a penalising price strategy based on the block-pricing process to decrease over-irrigation without affecting farmers incomes. The methodology is base[...]![]()
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Analyzing the sustainability of grazing livestock farming systems in the drylands at the farm and household or territorial levels (in terms of food security, well-being, value chain performance, feed supply, and maintenance of common grazing res[...]![]()
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Understanding and representing the transformation of agricultural production systems has attracted increasing interest due to its importance for identifying drivers of changes and coping mechanisms in response to global challenges. These challen[...]![]()
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Climate change is expected to have serious economic and social impacts on Tunisian rural farmers. The extent of these impacts will largely depend on the level of political and structural adaptations. This study aims to evaluate the effect of inc[...]![]()
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This paper analyzes the complex relationships of factors influencing residue biomass management in cerealsheep production systems in semi-arid areas of Tunisia. The Bayesian belief network (BBN) methodology was applied to identify factors enabl[...]![]()
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A. Abaab ; M. Neffati ; M. Sghaier ; T. Khorchani ; A. Nefzaoui ; A. Frija ; S. Jalouali ; Z. El Abidine Ghoudi |Un processus national visant la capitalisation de lexpérience tunisienne en matière damélioration pastorale a été engagé par plusieurs organismes de développement et de recherche au cours de la période 2016-2020. En outre, plusieurs partenaire[...]![]()
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G. Kruseman ; K.A. Mottaleb ; K. Tesfaye ; S. Bairagi ; R. Robertson ; D. Mandiaye ; A. Frija ; S. Gbegbelegbe ; A. Alene ; S. Prager |Rural transformation is an inevitable and fundamental process of development. However, the speed and dimensions of rural transformation can affect investments in major staples such as maize, wheat and rice, which continue to play an important ro[...]![]()
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M. Fetoui ; B. Dhehibi ; A. Frija ; A. Sghaier ; A. Aw-Hassan ; M.A. Abdeladhim ; M. Sghaier |The objective of this paper is to analyse the olive oil value chain (OVC) in the Governorate of Medenine (south-east of Tunisia) and the relationships between its main operators for an effective involvement and better performance and resilience [...]![]()
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H. Bahri ; M. Annabi ; H. Cheikh M'hamed ; M. Barbouchi ; A. Souissi ; R. Chibani ; M.A. Ben Romdhane ; S. Jaziri ; Z. Idoudi ; A. Frija |Le mode d'occupation des terres agricoles a largement façonné le paysage naturel et socioéconomique de la Tunisie. Ce papier propose de retracer l'évolution temporelle du mode d'utilisation des terres agricoles en Tunisie depuis le début du ving[...]![]()
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H. Bahri ; M. Annabi ; H. Cheikh M'hamed ; A. Frija |Several circulation models are forecasting climate changes in the Mediterranean region. Accordingly, it is expected that water scarcity in the region will be higher with drastic shifts of hydrological and erosive watershed responses. In Tunisia,[...]![]()
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Soil and water conservation technologies (SWCT) are important to farmers, to the research community, as well as to the policy makers, given that declining soil health, and increasing erosion and moisture stress have implications for agricultural[...]![]()
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M. Makhlouf ; A. Frija ; A. Chebil ; A. Souissi ; T. Stambouli ; A. Benalaya |Ce travail évalue la teneur en eau virtuelle et les flux de la Tunisie incorporés dans ses principaux produits agricoles stratégiques échangés, avec une quantification précise de l'eau verte et bleue. Une enquête approfondie des principaux produ[...]![]()
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A. Frija ; A. Zaatra ; I. Frija ; H. Abdelhafidh |Collaboration between actors is an important determinant of water governance, particularly in developing countries suffering from lack of institutional and organizational performances for water management. The objective of this paper is to use t[...]![]()
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Lobjectif de cet article est danalyser lefficacité technique et dusage de leau dirrigation dans le périmètre irrigué Jijel-Taher dans lEst de lAlgérie, ainsi que leffet de différents niveaux de quotas deau sur lamélioration de ces ind[...]![]()
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I. Frija ; A. Frija ; S. Marlet ; H. Leghrissi ; N. Faysse |En Afrique du Nord, de nombreux aquifères sont surexploités, principalement du fait dune agriculture irriguée intensive. Cependant, les politiques publiques qui ont cherché à réguler cet usage se sont montrées jusquà maintenant peu efficaces, [...]![]()
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Les principaux objectifs du présent travail sont la mesure de lindice de productivité globale des facteurs (PGF) et ses composantes (efficacité technique et progrès technique) pour la culture du blé dur en Tunisie, et lidentification des déter[...]![]()
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S. Ben Abdallah ; S. Elfkih ; L. Ghzel ; A. Souissi ; A. Chbil ; A. Frija ; T. Istambouli ; N. Mtimet ; B. Abdelkafi ; A. Ben Alaya |Cette étude sinscrit dans le cadre du projet de recherche «Eau Virtuelle et Sécurité Alimentaire en Tunisie: du Constat à lappui au Développement». Elle vise lévaluation de leau virtuelle consommée par lolivier en irrigué et en pluvial dans[...]![]()
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The objective of this study is twofold. Firstly, we aim to measure the technical and water efficiency for a sample of 170 cereal farms in Chebika region (Central Tunisia) using Data Envelopment Analysis method. Secondly, computed water efficienc[...]![]()
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A. Frija ; S. Speelman ; A. Chebil ; J. Buysse ; G. Van Huylenbroeck |This article analyses the efficiency of water users' associations (WUAs) in the Cap Bon region of Tunisia and studies its main determinants. The analysis is performed in two stages. First, the efficiency is measured via the non-parametric data [...]![]()
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