Research On Crop Water Use Salt Affected Soils And Drainage In The Arab Republic Of Egypt
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Irrigation and Agricultural Development
Author | : S. S. Johl |
Publisher | : Elsevier |
Total Pages | : 381 |
Release | : 2013-10-22 |
Genre | : Technology & Engineering |
ISBN | : 1483146995 |
Irrigation and Agricultural Development compiles selected papers presented at the International Expert Consultation held in Baghdad, Iraq from February 24 to March 1, 1979. This book addresses the technical, economic, and institutional problems connected with the development and utilization of irrigation water for agricultural production. It discusses the policy framework for investment in irrigation projects; natural equilibriums and irrigated agriculture; and selection of appropriate irrigation methods for semi-arid regions. The studies on crop consumptive use of water in Iraq; world bank experience with irrigation, drainage and land reclamation projects; and salinity problems and land reclamation in the Arab Republic of Egypt are also covered. This publication is recommended for environmentalists, irrigation engineers, and agriculturists concerned with water development, conservation, and management.
Environmental Impacts Of Land Use In Rural Regions: The Development, Validation And Application Of Model Tools For Management And Policy Analysis
Author | : Piet Groenendijk |
Publisher | : World Scientific |
Total Pages | : 348 |
Release | : 1999-03-03 |
Genre | : Science |
ISBN | : 1783262621 |
The concern over groundwater contamination has focused attention on the processes that influence the fate of chemicals in soil water systems. A major concern of groundwater contamination is the passage of these chemcials through the unsaturated zone and the relatively thin cover layers overlying the aquifers. Pollution due to diffuse sources is probably the most difficult to model. This is because the loads are usually non-homogeneous and they are also governed by spatially and temporally non-homogeneous, but dynamic, processes of chemical and biochemical phenomena.In this book, the estimation techniques and transfer functions of required input data from existing databases in geographic information systems are provided. Spatially variable input data, such as the type of soil, hydrological conditions, intensity of land use and atmospheric deposit of pollutants, are derived from basic land and climate characteristics. A model for the evaluation of land use and water management is also described. In addition, examples of field and regional studies on water management and policy analysis are provided.
Integrated and Participatory Water Resources Management - Theory
Author | : Rodolfo Soncini-Sessa |
Publisher | : Elsevier |
Total Pages | : 583 |
Release | : 2007-10-16 |
Genre | : Science |
ISBN | : 0080551416 |
Covering the more recent advances in Modelling, Planning, Management and Negotiations for Integrated Water Resource Management, this text brings together knowledge and concepts from Hydrology, System Analysis, Control Theory, Conflict Resolution, and Decision and Negotiation Theory. Without compromising on mathematical rigour, the book maintains a fine line between theory and application, methodology and tools, avoiding getting locked into excessively theoretical and formal development of the issues discussed. The non-technical aspects of water resource systems (such as societal, political and legal concerns) are recognized throughout the book as having a great, if not fundamental, importance to reaching an agreed-upon decision; they are therefore integrated into the more technical and mathematical issues. The book provides a unified, coordinated and comprehensive framework that will facilitate the increasingly appropriate application of the Integrated Water Resource Management paradigm by current and future practising professionals, decision-makers and scientists.· Integration of technical modelling and control aspects with participatory and decision-making issues· Insightful and comprehensive treatment of theoretical contents, supported by practical examples· A wide collection of exercises and project examples based on real-world case studies (with complete solutions)
Irrigated Agriculture in Egypt
Author | : Masayoshi Satoh |
Publisher | : Springer |
Total Pages | : 300 |
Release | : 2017-03-07 |
Genre | : Technology & Engineering |
ISBN | : 3319302167 |
This book targets the issue of water scarcity in Egypt as a typical example of the world water crisis. Today, the available water resource is facing its limit because of rapid increase in water demand as a result of population growth and changes in peoples’ life-style. The basic idea to solve the problem of water scarcity is that the irrigation sector, the biggest user of water, should increase water use efficiency. However, the real problem is how this can be achieved in view of the crucial need for water in this sector. This book addresses this challenge through case studies from the Nile delta in Egypt. The water problem in the Nile delta, the major source for water in Egypt, is discussed in this book from all its various aspects. This book covers the situation before and after the advent of the Aswan High Dam, so that the reader understands the entire development. Another special feature are the extensive and scientific descriptions of contemporary topics in water and agriculture, especially from the viewpoint of water saving and sustainability. These descriptions are based on field experiments and surveys in a six-year international research project. Topics of this book are local, but their implications are global.
Water Dynamics in Plant Production, 2nd Edition
Author | : Wilfried Ehlers |
Publisher | : CABI |
Total Pages | : 397 |
Release | : 2016-03-24 |
Genre | : Technology & Engineering |
ISBN | : 1780643810 |
Water is the most basic essential for plant growth; an inadequate supply causes severe problems, as plants rely on the water transmitted by soil to meet their physiological and nutritional needs. Since the first edition was published, flooding and droughts throughout the world have made water an even more topical subject, as the importance and instability of our water supplies have been brought to the forefront of daily life. This new edition of Water Dynamics in Plant Production focuses on the dynamics of water through the hydrologic cycle and the associated mechanisms that plants employ to optimize growth and development. It describes the basic scientific principles of water transport in the soil-plant atmosphere continuum, and explains the linkage between transpirational water use and dry matter production. Paying particular attention to the various agronomic strategies for adaptation to climate-driven limitations of water resources, the efficiency of water use in plant production and in achieving an economic yield is presented in detail. This book offers a multidisciplinary introduction to the fundamentals and applications of water dynamics in natural and managed ecosystems. Including text boxes throughout, as well as online supplementary material, it provides an essential state of-the-art resource for students and researchers of soil and plant science, hydrology and agronomy.