Kooperativer Bibliotheksverbund

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Format: 1 online resource (420 pages) : , illustrations

ISBN: 9780128112946 , 0128112948 , 9780128113080 , 0128113081

Note: Cover -- Title page -- Copyright page -- Contents -- List of Contributors -- Editors' Biographies -- Preface -- Acknowledgments -- Chapter 1 - Molecular and genetic basis of plant macronutrient use efficiency: concepts, opportunities, and challenges -- Introduction -- Why macronutrients are important for plants? -- The role of macronutrients for a sustainable intensification of cropping systems -- Availability of nutrients in the soil -- Use of fertilizers and nutrient reserves -- Macronutrient use efficiency -- concepts and importance -- Some basic concepts -- Components of nutrient use efficiency -- Molecular and genetic basis of use efficiency of phosphate, nitrate, and potassium -- Mechanisms for nutrient uptake and transport -- Regulation of phosphate uptake -- PHR1: a master regulator -- A finely controlled network of nitrate transporters and sensors -- A complex network of potassium transporters and channels -- Modulation of the roost system architecture -- Plasticity of the root system to phosphate availability -- Root architecture responses to nitrate availability -- Root architecture responses to potassium availability -- Regulation of nutrient assimilation and remobilization -- The central role of PHO1 in phosphate homeostasis -- Nitrate assimilation and mobilization -- Potassium homeostasis -- Improvement of macronutrient use efficiency -- Concluding remarks and future perspectives -- References -- Chapter 2 - Role of nutrient-efficient plants for improving crop yields: bridging plant ecology, physiology, and molecular biology -- Introduction -- Physiology and genetics of nutrient use efficiency -- Root development in response to nutrient availability -- Root interactions with microorganisms under low nutrient availability -- Metabolism and gene regulation -- Remobilization of nutrients in the crop plant life cycle. , Finding genes for nutrient use efficiency -- Future nutrient-efficient crops -- Assessment and evaluation of nutrient use efficiency -- Ecological approaches of nutrient use efficiency -- Crop production-related approaches of nutrient use efficiency -- Nutrient balances and budgets, modeling, and life cycle assessments -- Conclusions -- References -- Chapter 3 - Macronutrient sensing and signaling in plants -- Introduction -- Plant macronutrient starvation responses -- Phosphorus -- Nitrogen -- Potassium -- Calcium -- Magnesium -- Sulfur -- Sensing of macronutrient limitations -- Phosphorus -- Nitrogen -- Potassium -- Calcium -- Sulfur -- Local and systemic signaling of macronutrient limitations -- Phosphorus -- Nitrogen -- Potassium -- Calcium -- Magnesium -- Sulfur -- Conclusion and future perspectives -- References -- Chapter 4 - The significance of nutrient interactions for crop yield and nutrient use efficiency -- Introduction -- Nutrient interactions and crop production -- Excess fertilization versus optimal fertilization -- Understanding nutrient interactions in plants to improve NUE and decrease environmental footprints -- Nutrient interactions in plants -- Synergisms and antagonisms between nutrients caused by ionic charge -- Regulatory interactions -- Metabolic interactions -- Interactive effects on root morphology -- Promising crop traits to improve overall NUE -- Nutrient uptake efficiency versus nutrient utilization efficiency -- Increased storage capacity and remobilization efficiency -- Efficient recycling and allocation to yield organ -- Root system architecture -- Effective utilization of increased atmospheric CO2 -- Conclusions -- References -- Chapter 5 - The contribution of root systems to plant nutrient acquisition -- Introduction -- Macronutrient localization and mobility. , Methods to analyze the root system architecture response to soil nutrients -- Root system architecture in response to soil nutrients -- Root system morphology and anatomy that contribute to advantageous nutrient foraging -- Genetic regulation of root system architecture changes in response to soil nutrients -- Integration of nutrient signals -- Conclusions -- Acknowledgments -- References -- Chapter 6 - Molecular genetics to discover and improve nitrogen use efficiency in crop plants -- Introduction -- NUE defined -- Strategies to improve NUE -- Increasing uptake efficiency -- Increasing uptake capacity -- Changing root morphology -- Increasing utilization efficiency -- Modifying specific leaf N -- Delayed senescence (stay green) -- Increasing remobilization efficiency -- Genetic approaches to improve NUE -- Identifying genotypic variation for NUE -- Discovering genetic loci for NUE -- Improving crop NUE using genetic information -- Transgenic approaches to improve NUE -- Targeted approach to improve NUE -- Improvement of the biotech approaches -- Future prospects -- References -- Chapter 7 - The role of root morphology and architecture in phosphorus acquisition: physiological, genetic, and molecular basis -- Introduction -- Molecular basis of RSA as a mechanism enhancing P acquisition -- The role of miRNAs in RSA and P acquisition -- Does miR399 plays a role in enhancing P uptake via modulation of RSA? -- Other miRNAs potentially involved in RSA changes in response to P -- QTL for root traits under P deficiency consistently affecting yield performance in the field -- Novel root system imaging methods and their use to investigate the role of RSA in improving P acquisition efficiency -- Conclusions -- References -- Chapter 8 - Potassium sensing, signaling, and transport: toward improved potassium use efficiency in plants -- Introduction. , Potassium transport mechanisms -- Regulatory components -- Regulatory components of K+ transport -- Regulatory components of K+ deficiency signaling -- Strategies to improve K use efficiency in plants -- Increasing K availability in plants -- Increased plant root surface to secure greater access to K in soils -- Improve the efficiency of K+ uptake and translocation in planta -- Conclusions -- References -- Chapter 9 - Understanding calcium transport and signaling, and its use efficiency in vascular plants -- Introduction -- Calcium deficiency in plants -- Calcium uptake and distribution -- Calcium uptake by roots and delivery to the xylem -- Calcium transport to the shoot -- Calcium as a signal -- Channels involved in calcium influx and signaling -- Cyclic nucleotide-gated channels -- Glutamate-like receptors -- Transporters involved in calcium efflux and signaling -- Cation/H+ exchangers -- Autoinhibited Ca2+-ATPase proteins -- Calcium sensor proteins and their involvement in plant stress responses -- Calmodulins and calmodulin-like proteins -- Calcineurin B-like proteins -- Calcium-dependent protein kinases -- Calcium use efficiency in plants -- Conclusions -- References -- Chapter 10 - The role of calcium in plant signal transduction under macronutrient deficiency stress -- Introduction -- Calcium in plants -- Membrane calcium transporters -- Calcium signatures and memory -- Calcium-binding proteins -- Role of calcium in macronutrient deficiency -- Potassium -- Transcriptional regulation -- Protein modification -- Nitrate -- Magnesium -- Conclusions and future perspectives -- References -- Chapter 11 - Magnesium homeostasis mechanisms and magnesium use efficiency in plants -- Introduction -- Morphogenesis remodeling by Mg imbalance and the mechanisms in plants -- Mg deficiency -- Mg toxicity -- Mg2+ transporters and Mg homeostasis in plant cells. , Imbalance of Mg homeostasis in plants -- Imbalance of Mg homeostasis by some stress factors -- Imbalance of Mg homeostasis by some ions -- Signaling of Mg stresses in plants -- Mg deficiency -- Mg toxicity -- Genomic perspectives of Mg stresses in plants -- Strategies for Mg use efficiency in plants -- Conclusions -- References -- Chapter 12 - Advances in understanding sulfur utilization efficiency in plants -- Introduction -- Sulfur is an essential mineral nutrient -- Sulfur in agriculture -- Why study sulfur use efficiency? -- Sulfate transport and mobilization -- High-affinity sulfate transporters responsible for uptake efficiency -- Sulfate transporters mediate efficient sulfate translocation -- Regulation and sensing -- Regulation of the sulfur starvation response -- Sulfate transporter may be a sulfur sensor -- Sulfur mobilization from stored reserves -- Glucosinolate homeostasis: management of the plant sulfur budget -- Glutathione homeostasis: management of the plant sulfur budget -- The prospects of using genetic manipulation to increase S use efficiency -- Conclusions -- References -- Chapter 13 - Water availability and nitrogen use in plants: effects, interaction, and underlying molecular mechanisms -- Introduction -- Impact of water and N interaction on crop physiology -- Effects of water availability on biological N fixation in plants -- The interplay between soil water availability and N supply -- Mechanism of water and N uptake in plants -- Molecular mechanism of the interaction between water and N uptake -- Approaches to improve NUE in water constrained environments -- Agronomic practices -- Genetic improvement of water and N-related traits -- Stay green -- Root traits -- Conclusions and future research -- Acknowledgment -- References -- Chapter 14 - NPK deficiency modulates oxidative stress in plants -- Introduction. , Reactive oxygen species and their origins.

Language: English

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URL: Volltext  (URL des Erstveröffentlichers)

URL: Volltext  (URL des Erstveröffentlichers)

URL: Volltext  (URL des Erstveröffentlichers)