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Saturday, May 2, 2020 | History

2 edition of Salinity problems in arid lands irrigation found in the catalog.

Salinity problems in arid lands irrigation

Hugh E. Casey

Salinity problems in arid lands irrigation

a literature review and selected bibliography

by Hugh E. Casey

  • 258 Want to read
  • 34 Currently reading

Published by University of Arizona, Office of Arid Lands Studies in Tucson .
Written in English

    Subjects:
  • Irrigation -- Bibliography.,
  • Salinity -- Bibliography.,
  • Arid regions agriculture -- Bibliography.

  • Edition Notes

    Statementby Hugh E. Casey.
    SeriesArid lands resource information paper, no. 1
    Classifications
    LC ClassificationsZ5074.I7 C3
    The Physical Object
    Paginationiv, 300 p.
    Number of Pages300
    ID Numbers
    Open LibraryOL5522825M
    LC Control Number73601000

    Irrigation and drainage can improve or degrade ecosystems and the environment. Problems associated with irrigated agriculture include erosion, sedimentation of surface waters, chemical and nutrient contamination of water supplies, and salinization. Too, water and chemical inputs for urban and recreational irrigation are often far higher than. , was entitled "Salinity Problems in Arid Lands Irrigation: A Literature Re- view and Selected Bibliography." As pointed out in the Foreword to Number 1, "The historic role of the OALS. The need to use seawater in irrigation. There are about million hectares of coastal desert land in the world, where about 17% (about 50 million hectares) is level 0% slope lands, it’s suitable for irrigated agriculture (in terms of soil type, the land slope, and there is no competition for the other uses), and it’s expected that the land will increase the irrigated areas in the Author: Hani Abdelghani Mansour, Ren Hongjouan, Hu Jiandong, Bao Hong Feng, Liang Changmei. Soil salinity is the major environmental stress and largely causes yield losses of crops worldwide. This problem is more acute in arid and semi-arid regions (Munns, ), where salinity strongly limits crop development. In the Senegal River, irrigation water is mixed to native neutral saline waters.


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Salinity problems in arid lands irrigation by Hugh E. Casey Download PDF EPUB FB2

Arid Land Irrigation in Developing Countries: Environmental Problems and Effects covers the proceedings of the International Symposium on Arid Land Irrigation, held in Alexandria, Egypt on February This book is organized into eight sections encompassing 46 chapters.

Get this from a library. Salinity problems in arid lands irrigation: Salinity problems in arid lands irrigation book literature review and selected bibliography. [Hugh E Casey; Water Resources Scientific Information Center.].

This book assesses the extent to which water resource problems were tackled in Developed Countries that may be unsuitable for Developing Countries today. It examines water resource development and how water resources have evolved to embrace Salinity problems in arid lands irrigation book ecological Water-related technologies for sustainable agriculture in arid/semiarid lands.

In the Middle East, 20 × 10 6 hectares are affected by increased soil salinity, the reasons being poor irrigation practices, high evaporation rates, growth of sabkhas (salt scalds), and an increase in groundwater salinity. In addition, productivity of the irrigated lands of the Euphrates basin (Syria, Iraq) is seriously constrained by by: 5.

Salinity problems in agriculture are usually confined to arid and semiarid regions where rainfall is not sufficient to transport salts from the plant root zone. Such areas comprise 25% of the earth’s surface (T horne and P eterson, ).Cited by:   Soil Salinity under Irrigation: Processes and Management - Ebook written by I.

Shainberg, J. Shalhevet. Read this book using Google Play Books app on your PC, android, iOS devices. Download for offline reading, highlight, bookmark or take notes while you read Soil Salinity under Irrigation: Processes and Management.

What is irrigation salinity. Salinity is the accumulation of salts (often dominated Salinity problems in arid lands irrigation book sodium chloride) in soil and water to levels that impact on human and natural assets (e.g.

plants, animals, aquatic ecosystems, water supplies, agriculture and infrastructure). Irrigation salinity occurs in irrigated landscapes (Figure 1). Improvement and Management of Soils in Arid and Semiarid Regions in Relation to Salinity and Alkali The development and maintenance of successful irri-gation projects involve not only the supplying of irri-gation water to the land but also the control of salinity and.

UNESCO – EOLSS SAMPLE CHAPTERS LAND USE, LAND COVER AND SOIL SCIENCES – Vol. V – The Salinity and Alkalinity Status of Arid and Semi-Arid Lands - Willy R. Dierickx ©Encyclopedia of Life Support Systems (EOLSS) The concentration of Na+, Ca2+ and Mg2+ in the saturation extract of a soil can easily be determined and SARse can then be calculated or read from the nomogram (Figure 2).

Salinization is the most striking effect of agriculture in all parts of the world. Salinity problems in arid lands irrigation book It results from natural and human activities, the latter including land clearing and excessive irrigation.

Salinity due to such activities is called secondary salinity. The rising ground water during these Salinity problems in arid lands irrigation book dissolves salts that get deposited at or near the surface.

Soil salinity problems in Oman started to be noticed after the extensive agricultural activities followed by increase use of lands suitable for farming and overdraw of fresh groundwater to an. In irrigation projects in (semi)arid zones and climates it is important to check the leaching requirement, whereby the field irrigation efficiency (indicating the fraction of irrigation water percolating to the underground) is to be taken into account.

The desired soil salinity level. Salinity problems reduce productivity on both Salinity problems in arid lands irrigation book and non-irrigated agricultural lands in the United States and throughout the world. Salt-affected soils on Colorado range land. High annual evaporation (and/or transpiration), low annual precipitation and restricted soil drainage, combine to create salt affected soils in depressions or.

contents page nitrate removal from agricultural wastewater j"~ percy p. amant and louis a. beck the effects of salinity standards on irrigated agriculture 9 in the colorado river basin gary n.

dietrich and l. russell freeman problems of pollution of irrigation waters in arid regions 17 h. peterson, a.

Especially the arid and semi-arid areas have extensive salinity problems. Waterlogging and salinization of soils are common problems associated with surface irrigation. Waterlogging results primarily from inadequate drainage and over-irrigation and, to a lesser extent, from seepage from canals and ditches.

46 2 Soil Salinity: Historical Perspectives and a World Overview of the Problem (EAD), Middle East (Hussein ; Shahid et al. ), and Australia (Oldeman et al. Salinity becomes a concern when an “excessive” amount or concentration of soluble salts occurs in the soil, either naturally or as a result of mismanaged irri-gation water.

Worldwide, salt-affected soils are most abundant in arid regions, and in irrigated lands the File Size: 61KB. Get this from a library. Arid Land Irrigation in Developing Countries: Environmental Problems and Effects.

[E Barton Worthington] -- Arid Land Irrigation in Developing Countries. Soil salinity is an enormous problem for agriculture under irrigation.

In the hot and dry regions of the world the soils are frequently saline with low agricultural potential. In these areas most crops are grown under irrigation, and to exacerbate the problem, inadequate irrigation management leads to secondary salinization that affects 20% of Cited by: Agricultural losses caused by salinity are difficult to assess but estimated to be substantial and expected to increase with time.

Secondary salinization of agricultural lands is particularly widespread in arid and semiarid environments where crop production requires irrigation schemes. At least 20% of all irrigated lands are salt-affected. Salinity stress is one of the most vital abiotic stresses which results in significant damages of agricultural production, particularly in arid and semi-arid areas of the world.

Salinity causes by high accumulation of soluble salt, especially NaCl in soil and water. Salinity hampers the growth and survival of many field crops such as rice, wheat, maize, cotton, sugarcane, and : Sajid Hussain, Muhammad Shaukat, Muhammad Ashraf, Chunquan Zhu, Qianyu Jin, Junhua Zhang.

He has published or presented more than 35 papers and one book in the areas of environmental geology, water resources, and coastal geomorphology. He is a fellow of the Geological Society of America and the AAAS and is listed in the Directory of Arid Lands Research Scientists and in American Men and Women of by: 5.

One of the main environmental problems which affect extensive areas in the world is soil salinity. Soil salinization is a problem associated with irrigation in arid and semi-arid environments.

Chapter 2 Irrigation Water Requirements (vi-NEH, September ) 2–i Preface 2–i Irrigation is vital to produce acceptable quality and yield of crops on arid climate croplands.

Supplemental irrigation is also vital to produce acceptable quality and yield of crops on croplands in semi-arid and subhumid climates during seasonal droughty.

Irrigation, Drainage and Salinity ' 11 A N INTERNATIONAL SOURCE BOOK, FAO/UNESCO e H UTCHINSON/FAO/UNESCO continueclJroni front,flup Throughout history,irrigation in arid zones has often led to soil salinization,thereby creating a problem which has faced m a n for the increase of the world's population and the rapid development of irrigated areas,this question becomes.

Alternative Farming Systems Information Center of the National Agricultural Library Agricultural Research Service, U.S. Department of Agriculture. Literature Review – N. Al () studied on Impact of soil salinity and erosion in India and his finding and recommendations are The findings of his study Use of poor quality water for irrigation is one of the major reasons behind the continuous escalation in soil salinity problems.

Escalating soil salinity and land degradation may. Irrigation practices can be altered in numerous ways to minimize the adverse effects of salinity on agricultural lands, and similarly, management can reduce.

Irrigation Water Quality Standards and Salinity Management Guy Fipps* Table 1. Kinds of salts normally found in irrigation waters, with chemical symbols and approxi-mate proportions of each salt. 1 (Longenecker and Lyerly, ) Chemical name Chemical symbol Approximate proportion of total salt content Sodiumchloride NaCl ModeratetolargeFile Size: KB.

social is the task of international organizations (FAO, Unesco, etc.) to promote ways and means to overcome these problems. They know how and have the basic information. For instance, in arid countries they should help create internal auxiliary services in topography, hydrology, soil interpretation, management and irrigation.

discuss the most current vegetation and salinity indices used for soil salinity detecting and mapping, and it high-lights some of the limitations and problems of using re-mote sensing for monitoring and mapping this hazard with an emphasis on soil salinity mapping and File Size: KB. Salinity management for sustainable irrigation: integrating science, environment, and economics (English) Abstract.

Is irrigation sustainable, and if so, how and under what conditions. That is the question that has impelled the writing of this by:   The expansion of irrigated agriculture is required to feed the ever-increasing world population. On the other hand, the expansion of irrigated agriculture causes waterlogging and salinization problems in semiarid and arid regions where more than three-fourths of the world’s population reside.

Chapter 4F: Irrigation Water Management Soil-Water-Plant Relationships Effective and efficient irrigation begins with a basic understanding of the relation-ships among soil, water, and plants.

Figure 4f-2 illustrates the on-farm hydrologic cycle for irrigated lands, and Table 4f-1 provides definitions of several terms associated with irrigation. The potential role of halophytes in the management of salinity problems of arid lands is investigated at length nowadays; some of these produced promising forage crops.

This volume focuses on reclamation, management, and utilization of salt-affected soils, their sustainable use, and evaluation of plants inhabiting naturally occurring saline.

Deficit irrigation is the cause of most salinity related problems in the Arizona turf industry. A deficit irrigation regime is defined as one in which water applied to turfgrass via irrigation and precipitation is inadequate to maintain soil salinity at levels that support optimal turf performance (Fig.

Key factors contributing to the. The ground‐water system in many of the irrigated areas of the Colorado River Basin is derived almost entirely from deep percolation of irrigation water and seepage from irrigation conveyance and tail Cited by: 5.

Since the lands surrounding the Aral Sea have become independent republics, a number of missions have reported on the water-related environmental problems in the basin. Such reports have contributed to a plan of action for solving or alleviating some of the problems identified, high priority being accorded to improving the irrigation efficiency.

gated lands and effluent from city sewage and industrial waste water can impact water quality. In most irrigation situations, the primary water quality concern is salinity levels, since salts can affect both the soil structure and crop yield.

However, a number of trace elements File Size: KB. Soil Salinity and Management. Leaching: To reduce salt accumulation in the root zone irrigation water and drainage systems can be used to wash salts down the soil profile. Resort (if possible) to growing crops or varieties with tolerance to salinity.

Use crop residues as mulch to reduce water loss from : Arit Efretuei. Problems Two types pdf salt problems pdf which are very different: those associated with the total salinity and those associated with sodium. Soils may be affected only by salinity or by a combination of both salinity and sodium.

Salinity Hazard Water with high salinity is toxic to plants and poses a salinity haz - ard. Soils with high levels of.At Site 4, most of the salts were accumulated not only in the surface but download pdf in the whole soil profile due to excessive long-term irrigation.

mm irrigation water was applied every hour by drip irrigation. In other words, 9–12 mm of irrigation water was applied to the field every ten to Cited by: 4.Jacob W. [12] ebook that why salinity of soil and irrigation water was common and nearly ebook in the irrigated lands of the semi-arid tropics and subtropics.

Choudhury N. [13] studied to map the performance of different canal irrigation systems in terms of quality of irrigation services delivered, as perceived by the Size: KB.