Ali Chebil
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View article: Assessing groundwater salinity and nitrate variability due to drought in Mahdia's aquifers
Assessing groundwater salinity and nitrate variability due to drought in Mahdia's aquifers Open
In Mahdia, a coastal arid region in eastern Tunisia, the overexploitation of groundwater (GW) has caused a significant decline in GW levels, increasing the risk of seawater intrusion and surface pollutant infiltration. This study assesses …
View article: Analysis of water saving investment of agricultural sector in Tunisia
Analysis of water saving investment of agricultural sector in Tunisia Open
This study aims to evaluate the performance of the National Program for Water Economy in Irrigation (NPWEI), which has been implemented in Tunisia since 1995, and to assess the impact of water-saving investments on agricultural water produ…
View article: Water productivity and economic feasibility of drip irrigation system investment in tomato cultivation: Case of northeastern Tunisia
Water productivity and economic feasibility of drip irrigation system investment in tomato cultivation: Case of northeastern Tunisia Open
Tunisia is characterized by water scarcity, growing water demand and considerable waste of this resource especially in the agricultural sector. To cope with this situation and enhance water productivity, appropriate utilization of advanced…
View article: Explaining drivers of farmers’ willingness for early adoption of enhanced irrigation technologies: case of Tunisia
Explaining drivers of farmers’ willingness for early adoption of enhanced irrigation technologies: case of Tunisia Open
The objective of this paper is to identify the influencing factors of farmers’ willingness for early adoption of enhanced irrigation technologies in Tunisia. We estimate a multinomial logit model with data from 931 farmers in Central (Cheb…
View article: Effect of Farm Size on Sustainability Dimensions: Case of Durum Wheat in Northern Tunisia
Effect of Farm Size on Sustainability Dimensions: Case of Durum Wheat in Northern Tunisia Open
The sustainability analysis of wheat farms is increasingly becoming interesting for the scientific community in order to help propose a production model ensuring food security and sustainability of agricultural production. This work aims t…
View article: Determinants of Food Consumption Water Footprint in the MENA Region: The Case of Tunisia
Determinants of Food Consumption Water Footprint in the MENA Region: The Case of Tunisia Open
Tunisia, like most countries in the Middle East and North Africa (MENA) region, has limited renewable water resources and is classified as a water stress country. The effects of climate change are exacerbating the situation. The agricultur…
View article: Socio-Economic Implications and Potential Structural Adaptations of the Tunisian Agricultural Sector to Climate Change
Socio-Economic Implications and Potential Structural Adaptations of the Tunisian Agricultural Sector to Climate Change Open
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 …
View article: Agricultural growth and sex-disaggregated employment in Africa: Future perspectives under different investment scenarios
Agricultural growth and sex-disaggregated employment in Africa: Future perspectives under different investment scenarios Open
Literature is scanty on how public agricultural investments can help reducing the impact of future challenges such as climate change and population pressure on national economies. The objective of this study is to assess the medium and lon…
View article: Effects of Water Scarcity on the Performances of the Agricultural Sector and Adaptation Strategies in Tunisia
Effects of Water Scarcity on the Performances of the Agricultural Sector and Adaptation Strategies in Tunisia Open
The chapter aims to develop a regionally disaggregated agricultural supply model for Tunisia in order to investigate the potential effects of increasing water scarcity on the performances of the agricultural sector in the country, and the …
View article: Policy measures for reducing aquifer depletion in a context of climate change: the case of the coastal area of Cap-Bon
Policy measures for reducing aquifer depletion in a context of climate change: the case of the coastal area of Cap-Bon Open
Groundwater resources are critically important for irrigated agriculture in Tunisia. However, excessive irrigation extractions where groundwater is slowly renewed are causing a widespread depletion of the aquifer systems, with the impacts …
View article: Measurement of Total Factor Productivity and its Determinants: Case of Wheat Sector in Tunisia
Measurement of Total Factor Productivity and its Determinants: Case of Wheat Sector in Tunisia Open
The main objectives of this study are to quantify the Total Factor Productivity (TFP) growth of the durum wheat sector in Tunisia and to identify its main determinants. The Malmquist index approach was applied for the calculation of TFP gr…
View article: Metafrontier Analysis of Technical Efficiency of Wheat Farms in Sudan
Metafrontier Analysis of Technical Efficiency of Wheat Farms in Sudan Open
The major objective of this study is to estimate the technical efficiencies and technological gap of wheat farms in the major wheat producing areas of Sudan, namely Northern, River Nile, Gezira, and Kassala States of Sudan. A total sample …
View article: Impact of improving water-use efficiency on its valuation: The case of irrigated wheat production in Tunisia
Impact of improving water-use efficiency on its valuation: The case of irrigated wheat production in Tunisia Open
The main objectives of this study are to evaluate the impact of irrigation water use efficiency improvement on enhancing the value of water used for irrigation; and to estimate the potential for private water cost reductions in irrigated d…
View article: Economic efficiency measures and its determinants for irrigated wheat farms in Tunisia: a DEA approach
Economic efficiency measures and its determinants for irrigated wheat farms in Tunisia: a DEA approach Open
The objectives of this study are twofold. Firstly, we aim to measure the technical, scale and economic efficiencies for a sample of 170 cereal farmers in Chebika region (Central Tunisia) using Data Envelopment Analysis (DEA) method. Second…