Keywords:
Electronic books.
Description / Table of Contents:
Provides a comprehensive technical overview of the relationships between dryland farming systems and catchment land and water quality in Australia.
Type of Medium:
Online Resource
Pages:
1 online resource (449 pages)
Edition:
1st ed.
ISBN:
9780643104990
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=827965
Language:
English
Note:
Cover -- Title -- Copyright -- Contents -- Foreword -- Acknowledgments -- Preface -- About the book -- Background to the CSIRO Dryland Farming Systems for Catchment Care Program -- Integrating the research program into whole catchment management-the Canberra worshop -- Other publications from the CSIRO Dryland Farming Systems for Catchment Care Program -- References -- Chapter 1 Introduction: perspectives on the problem -- The problem -- Changing perceptions of the problem -- References -- SECTION ONE - PEOPLE: CLIENT NEEDS AND USER INVOLVEMENT -- Chapter 2 People: client needs and user involvement - a summary -- Integrated catchment management - where is it at? -- Assessing the costs of land degradation -- Using models -- Issues in managing land and research -- Managing collaboration between institutions -- Evaluating science-based research and development -- Adopting new technology and change -- Marketing innovation -- Chapter 3 Integrated catchment management - where is it at? -- Introduction -- What is integrated catchment management? -- Where has it been applied? -- How is it performing? -- Issues in assessing performance -- Implications for development of research programs -- References -- Chapter 4 Dryland farming systems for catchment care: natural resource accounting -- Introduction -- Natural resource accounting -- State-wide resource information and accounting system -- Soil erosion in the Lachlan Valley, New South Wales -- Concluding comments -- References -- Chapter 5 Dryland farming and catchment care: regional policy in a mathematical programming framework -- Introduction -- Land degradation -- Socioeconomic aspects -- Modelling -- Three studies -- Concluding remarks -- References -- Chapter 6 Technical issues in understanding processes (researching) across scale -- Introduction -- The author's 'land management' perspective.
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Experience from a long-term catchment study - a scientist's perspective -- Where is catchment and soil management knowledge now? -- Models as tools for land and catchment management -- Stretching a record -- Effect of erosion on productivity -- Conservation structure design tools -- Whole farm catchment management -- Pesticide movement from agriculture-putting cropping system models together with catchment models at the farm scale -- Does the answer lie in 'high tech' or grass roots? -- Can research and development be done at the same time as technology transfer? -- Point models and spatial models - how useful is it to mix them? -- Are models, like any other science, generally over promised? -- Conclusions -- References -- Chapter 7 Community participation in CSIRO's Dryland Farming Systems program -- Introduction -- Recent developments in CSIRO's community role -- Why is community participation necessary? -- Why is community participation challenging for science-based organisations? -- Do we know enough about how to go about community participation? -- Methods and applications: examples -- A stakeholder's view of how we should incorporate participation -- Putting involvement into operation -- Assumptions we should test and questions we should ask -- Bibliography -- Appendix 7.1 -- Chapter 8 Managing institutional collaboration in catchment systems research -- Introduction -- Good institutional collaboration: some underlying values -- The theoretical argument -- The false assumption of continuous involvement and commitment -- The false assumption of the sharing of ideas -- Escalating commitment -- An emergent process view of communicating and making decisions -- Public consultative processes -- Some communication practices engaged in by public sector organisations -- Prescriptive ways of managing an emergent decision process -- References.
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Chapter 9 Evaluation of science-based research and development: a review in the context of integrated catchment management -- Introduction -- Integrated resource management in Australia -- Can science-based research and development contribute to catchment care programs? -- Integrated catchment management: an environmental, social or institutional problem? -- Evaluation in science-based research and development for integrated catchment management -- Approaches to evaluation of research and development for catchment care -- Problems in evaluation -- Conclusion -- References -- Chapter 10 Strategies for achieving adoption of new technology or alternative management practices -- Introduction -- Participatory technology development -- Examples of success in community-based technology design -- Contemporary resource management extension -- Socioeconomic issues -- Information technology -- Concluding remarks -- Acknowledgments -- References -- Chapter 11 Market research -- Introduction -- Adoption and diffusion -- Adoption and diffusion parameters -- A model of the adoption of new technology -- Individual decision-making processes -- Implications and recommendations -- References -- SECTION TWO - POINTERS: INDICATORS OF CATCHMENT HEALTH -- Chapter 12 Environmental indicators of catchment and farm health -- Introduction -- The place of environmental indicators -- How can we define indicators? -- Selecting indicators -- Some common difficulties encountered with indicators -- Benefits and constraints in application of indicators -- A suggested core set of indicators for use at paddock-farm-catchment scales -- Concluding comments -- Acknowledgments -- References -- SECTION THREE - PROBLEMS AND PROCESSES: THE LINKS BETWEEN DRYLAND FARMING AND LAND AND WATER QUALITY.
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Chapter 13 Landscape structure and function - the fundamental causes of land and water degradation -- Landscape processes -- Landscape characteristics -- The effect of different agricultural systems and practices -- General principles versus detailed knowledge -- Implications for dryland farming systems -- References -- Chapter 14 Dryland farming regions and systems of Australia -- Introduction -- What are dryland farming systems? -- The Australian dryland farming zone -- Dryland farming regions and systems -- Acknowledgments -- References -- Chapter 15 Land degradation processes and water quality effects: decline in soil structure -- Introduction -- The nature of soil structure and its decline -- Methods for assessing soil structure and its decline -- Effects of cultivation on soil structure -- Effects of pasture and grazing on soil structure -- Research and development issues -- References -- Chapter 16 Land degradation processes and water quality effects: soil acidification -- Introduction -- Causes of soil acidification -- Effects of acidification -- Knowledge gaps and future research and development issues -- References -- Chapter 17 Land degradation processes and water quality effects: waterlogging and salinisation -- Introduction -- Water and salt balances in a catchment -- Components of water and salt balances and their variation in relation to landscape characteristics and processes -- Determining catchment processes: a prerequisite for appropriate management -- Dryland agriculture: a soil and vegetation management system -- Principles for designing dryland farming systems for managing catchment water and salt balances -- Conclusions -- References -- Chapter 18 Land degradation processes and water quality effects: organic matter, soil and nutrient loss, and chemical residues -- Introduction.
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Effect of dryland farming on landscape properties and processes affecting land quality -- Links between land processes and the water quality of catchments -- References -- Chapter 19 Dryland farming, erosion and stream sediments - the problem of catchment scale -- Introduction -- Catchments -- Large catchment regularities -- Sediment sources -- Erosion, sediment transport and agricultural land use -- The effect of land management -- Sources of phosphorus -- Conclusions -- References -- Chapter 20 The relationship between remnant vegetation and other land resources in dryland agricultural systems -- Introduction -- A comparison of fluxes within natural and agricultural systems -- Relationships between remnant vegetation and adjoining agricultural areas -- Discussion - the place of remnant vegetation in dryland farming systems -- References -- SECTION FOUR - PREDICTION: MODELS OF FARMING CATCHMENT SYSTEMS THAT PREDICT THEIR PRODUCTION AND EFFECT ON CATCHMENT LAND AND WATER QUALITY -- Chapter 21 Understanding models -- Models - what are they? -- Conceptual models -- Mathematical models - quantifying our concepts -- Biophysical systems -- Understanding biophysical systems - the role of models -- Why so many models and how do they differ? -- Reliability of models - model calibration and validation -- Simulation, prediction and optimisation - different ways of using a model -- The limitations of models -- Choosing an appropriate model -- Models and associated computer technology -- Summary -- Acknowledgments -- References -- Chapter 22 The capability of current models to predict production and the effect of dryland farming systems on catchment land and water quality - a brief overview -- The role of models -- Farm production and catchment models -- Catchment biodiversity and models -- Organisational issues.
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Chapter 23 Evaluation of the status of farm production and cropping system models.
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