Intro
Title page
Table of Contents
Copyright
Contributors
Preface
Chapter One: Farming systems research: Concepts, design and methodology
Abstract
1: Introduction
2: Background
3: Systems analysis
4: Farming systems
5: Farming systems research
6: Evolution of farming systems research
7: Methodology of farming systems research
8: Concluding remarks
References
Chapter Two: Soil potassium fertility and management strategies in South Asian agriculture
Abstract
1: Introduction
2: Supply of global potassium reserves
3: Soil potassium status of South Asia countries
4: Potassium fertilizer use, input and output balance in South Asia
5: Potassium release and supply from soil/minerals
6: Potassium response
7: Potassium deficiency symptoms in various plants
8: Potassium management strategies in predominant cropping systems/ecosystems in South Asia
9: Identification of potassium efficient regions for sustainable management in crops/cropping systems: Need for refinement
10: Impacts of potassium in adaptation and mitigation of climate change
11: Potassium on crop quality parameters
12: Conclusion
13: Way forward and policy needs
References
Further reading
Chapter Three: Sensing technologies for characterizing and monitoring soil functions: A review
Abstract
1: Introduction
2: Extracting information from sensing technologies
3: Soil properties as indicators of soil functions
4: A few examples of the assessment of soil functions in Brazil
5: Advantages, limitations and way forward
6: Conclusions
Acknowledgments
References
Chapter Four: Isolation and fractionation of organic matter from soils and waters
Abstract
1: Introduction
2: Definitions related to components of soil organic matter.
3: Solvent systems for the isolation of components of SOM
4: Aqueous solvent systems
5: Isolation of dissolved organic matter from waters
6: Fractionation of humic substances from soils and waters
7: Overview and future directions
References
Further reading
Chapter Five: Tolerance mechanism and management concepts of iron toxicity in rice: A critical review
Abstract
1: Introduction
2: Essentiality of iron in rice
3: Iron regulation in soil: Conditions enhancing iron toxicity
4: Iron in plant: Uptake, transport, and symptoms of iron toxicity
5: Tolerance of rice to excess iron
6: Agronomic management strategy to alleviate iron toxicity
7: Nutrient management strategy to alleviate iron toxicity
8: Conclusions and future research needs
References
Chapter Six: Smart sensing and automated irrigation for sustainable rice systems: A state of the art review
Abstract
1: Introduction
2: Review of automated irrigation systems in rice
3: Gap analysis of smart sensed automated irrigation systems for water saving rice
4: Potential opportunities of a smart sensed automated surface irrigation system in rice
5: Conclusion
Funding
Conflict of interest
Ethics approval
Consent to participate
Consent for publication
Availability of data and material
Code availability
Authors' contributions
References
Index.