000			02721nam a2200217#a 4500
001			vtls000005235
008			230822s1986 xx 000 0 eng d
020			_a0444426159
040			_aJPS
090	0	0	_aIRRI 631.67 NAK
100			_aNAKAYAMA, F.S. _eauthor
245		0	_aTRICKLE IRRIGATION FOR CROP PRODUCTION
260			_aAMSTERDAM: ELSEVIER SCIENCE PUBLISHERS, _c1986
300			_a383P; ILLUST
505			_a1.Introduction 1.1 Historical Development 1.1.1 History 1.1.2 System Components 1.1.3 Systems Type 1.1.4 General Principles 1.1.5 Economic Considerations 2. Design Principles 2.1 Emitter Construction 2.1.1 Introduction 2.1.2 Discharge Principles 2.1.3 Characterizing Hydraulic Performance 2.1.4 Types 2.1.5 Molding Methods 2.1.6 Materials 2.1.7 Bonding And Assembly Methods 2.1.8 Attachment To Lateral Pipes And Hydraulic Implications 2.1.9 Hydraulic Performance 2.2 System Design 2.2.1 Hydraulics 2.2.2 Distribution Uniformity 2.2.3 Hydraulic Design 2.2.4 Irrigation Efficiency 2.2.5 System Design Limitations 2.3 Soil Water Distribution 2.3.1 Soil Properties 2.3.2 Soil Water Modeling 2.3.3 Emitter Spacing And Discharge 2.4 Salt Distribution 2.4.1 Theory And Concepts 2.4.2 Leaching 2.4.3 Water-Soil -Salt Interrelationship 2.4.4 Modeling Of Salt Movement 3. Operational Principles 3.1 Emitter Clogging 3.1.1 Evaluation 3.1.2 Water Quality 3.1.3 Causes 3.1.4 Prevention 3.1.5 Reclamation 3.1.6 Recommended Guidelines 3.2 Water Treatment 3.2.1 Filtration 3.2.2 Chemical Treatment 3.3 Automation 3.3.1 Introduction 3.3.2 Control Theory 3.3.3 Automatic Control Systems 3.3.4 Instrumentation And Hardware 3.4 Field Performance And Evaluation 3.4.1 Need For Evaluation 3.4.2 Emitter Discharge Uniformity Estimation 3.4.3 Hydraulic System And Emitter Performance 3.4.4 Soil Water Distribution And Application Efficiency 3.4.5 Fertilizer Injection Evaluation 3.4.6 Filter Performance 3.4.7 Water Meter Evaluation _a4. Management Principles 4.1 Irrigation Scheduling 4.1.1 Evapotranspiration Concept 4.1.2 Irrigation Scheduling Concepts 4.2 Flow Measurement And System Maintenance 4.2.1 Flow Measurement 4.2.2 System Maintenance 4.3 Fertilization 4.3.1 Introduction 4.3.2 Criteria For Applying Fertilizers Through Trickle Systems 4.3.3 Equipment And Methods For Fertilizer Injection 4.3.4 Nitrogen Fertilization 4.3.5 Phosphorus Fertilization 4.3.6 Potassium Fertilisation 4.3.7 Micronutrient Fertilization 4.3.8 Rate Calculations And Examples 4.4 Salinity 4.4.1 Plant Response To Salt-Affected Soils 4.4.2 Irrigation Water Quality 4.4.3 Management Of Salt Affected Soils
546			_aENG
650	1	0	_aTRICKLE IRRIGATION.
942			_cMONO
990			_a1986
999			_a05845 _a631.67 NAK _aVIRTUA00 _c3529 _d3529
003			JPS