000			02691nam a2200217#a 4500
001			vtls000003511
008			230822s1992 xx 000 0 eng d
040			_aJPS
090	0	0	_aFAO-PAPER 48 551.464 RHO
100			_aRHOADES, J.D. _eauthor
245		4	_aTHE USE OF SALINE WATERS FOR CROP PRODUCTION
260			_aROME: FAO, _c1992
300			_a133P
505			_a1. Introduction. 2. Saline waters as resources. 2.1 Quality characteristics of saline related parameters. 2.1.1 Definitions and indices of salinity related parameters. 2.1.2 Classification of saline waters. 2.2 Sources and availability of saline waters. 3. Examples of use saline waters for irrigation. 3.1 United states of America. 3.2 Israel. 3.3 Tunisia. 3.4 India. 3.5 India 3.6 Egypt. 4. Water quality assessment. 4.1 Concerns and limitations 4.1.1 Effects of salts on soils. 4.1.2 Effects of salts on plants. 4.1.3 Effects of salts on crop quality. 4.2 Criteria, standards and consideration in the assessment of the suitability of saline water for irrigation and crop production. 4.2.1Criteria and standards for assessing suitability of saline water for irrigation. 4.2.2 Considerations in assessing permeability and tilt hazards. 4.2.3 Considerations in assessing and toxicity hazards. 4.3 Methods and models for assessing the suitability of saline water for irrigation and crop production. 4.3.1 Use of the wetsuit computer model. 4.3.2 Use of a non-computer version of wetsuit model. 4.3.3 Use of a production-function model. 5. Environmental and ecological aspects. 5.1 Nature and causes of environmental problems. 5.1.1 Soil degradation (salinization and waterlogging) 5.1.2 Water pollution. 5.1.3 Ecosystem disturbances. 5.1.4 Water-borne diseases. 5.2 Impacts of blending on water usability and pollution. 6. Management guiding principles and practices for safe use of saline water. 6.1 Management guiding principles. 6.2 Management for crop production. 6.2.1 Growing seedbeds and grading fields to minimize local accumulations of salinity 6.2.3 Managing soils under saline water irrigation 6.2.4 Operating delivery systems efficiently 6.2.5 Irrigating efficiently. 6.2.6 Monitoring soil water and salinity and assessing adequacy of leaching and drainage. 6.3 Management for _aenvironmental protection. 6.3.1 Practices to control salinity in water resources. 6.3.2 Integrated strategy to facilitate the use of saline waters for irrigation to minimize drainage disposal problems and to maximize the beneficial use of multiple water sources.
546			_aENGLISH
650	1	0	_aSALINE WATER.
650	2	0	_aCROP-SALINE WATER.
942			_cMONO
990			_a1992
999			_a07055 _a551.464 RHO _aVIRTUA40 _c2372 _d2372
003			JPS