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Books > Science & Mathematics > Biology, life sciences > Botany & plant sciences > General
Seagrasses are becoming widely used as in situ indicators of the relative health and condition of subtropical and tropical estuarine ecosystems. To permit meaningful management of our estuaries, there is clearly a need to develop and refine ways of effectively monitoring and assessing seagrasses.
This volume presents technical papers devoted to development and practical use of computer methods in geotechnical and geoenviromental engineering. It covers issues on space use and construction, soil and rock mechanics, and mining applications amongst other topics.
This volume provides the origins and meanings of the names of genera and species of extant vascular plants, with the genera arranged alphabetically from D to L.
Handbook of Plant Virus Diseases presents basic information about viral-caused and viral-like diseases in many cultivated crops. The editors, internationally known plant pathologists, provide authoritative descriptive symptomatic signatures of virus diseases, to aid in the diagnosis and possible control of viruses. This handbook organizes cultivated plants into groups according to their final destinations and uses after harvest-a useful grouping system that indicates that some diseases, their resultant epidemiology, and control measures are characteristic within different groups.
The flora is prepared at Royal Botanic Gardens, Kew, in close collaboration with East African Herbarium and in liaison with the University of Dar es Salaam, the University of Nairobi and the Makerere University. Significant contributions are also made by specialists elsewhere. The flora is designed to a high academic standard and should be a useful resource reference for anyone concerned with the identification and utilization of plants in eastern Africa. Each family is published as a separate part.
The flora is prepared at Royal Botanic Gardens, Kew, in close collaboration with East African Herbarium and in liaison with the University of Dar es Salaam, the University of Nairobi and the Makerere University. Significant contributions are also made by specialists elsewhere. The flora is designed to a high academic standard and should be a useful resource reference for anyone concerned with the identification and utilization of plants in eastern Africa. Each family is published as a separate part.
The book is the result of intensive work of 43 authors, all of them leading scientists in the Botrytis sciences. Each chapter describes a particular aspect of fungal biology and its impact on disease processes and host response. New technologies have arisen that when applied to long-standing problems or to test new hypotheses have been most rewarding and many of these are covered in this book. The chapters are cross linked so that readers can follow associated material.
Time and change characterise the natural world, but in the biological sciences, by comparison with spatial measurements, time is a somewhat neglected parameter. Structural analyses of great depth and elegance have taken our spatial understa- ing to atomic dimensions, where distances are measured in A. To obtain temporal measurements appropriate to this spatial scale, dynamics on an attosecond time- 18 scale (10 s) are required in order to visualise physico-chemical mechanisms (Baum and Zewail 2006). For certain specific reactions of molecular components obtained from biological sources (e. g. the formation of carboxyhaemoglobin by the oxygenation of haemoglobin), probing of picosecond reactions are important (Brunori et al. 1999). In plants, femtosecond lifetimes of excited states of chlo- phyll are key to the photosynthetic light reaction. These considerations underline the extreme range of dynamic interactions that are necessitated for an understa- ing of the living organism, for if we include the long history of evolutionary change 9 (Fenchel 2002), an upper limit to our studies would extend over about 3. 8 x 10 years (Fig. 1). When the dynamic range of biological processes is to be considered, we must be aware that the system as it performs in vivo is a heterarchy with interactions of great complexity that occur, not merely within a level but between levels, and often across widely-separated time domains. The living state is better considered to be homeodynamic rather than homeostatic (Yates 1992; Lloyd et al. 2001)."
This book focuses on the different compounds (polyphenols, sterols, alkaloids terpenes) that arise from the secondary metabolism of plants and fungi and their importance for research and industry. These compounds have been the backbone and inspiration of various industries like the food, pharmaceutical and others to produce synthetic counterparts. Furthermore, many of these compounds are still widely used to carry out specific functions in all these industries. This book offers a compilation of different texts from world leading scientists in the areas of chemistry, biochemistry, plant science, biotechnology which compile information on each group of secondary metabolism compounds, and their most important applications in the food, pharmaceutical, cosmetic and textile industry. By showcasing the best uses of these compounds, the chemistry behind their production in plants and fungi, this book is a valuable resource and a "go to" artifact for various audiences. The new approach this book offers, by linking research and the application of these compounds, makes it interesting as an inspiration for new research or as a hallmark of what has been done in the secondary metabolism of plants and fungi in recent years. Although this book may be technical, it is also enjoyable as an integral reading experience due to a structured and integrated flow, from the origins of secondary metabolism in organisms, to the discovery of their effects, their high intensity research in recent years and translation into various industries. Beyond learning more on their chemistry, synthesis, metabolic pathway, readers will understand their importance to different research and industry.
The potato (Solanum tuberosum L. ) tuber is a major food source in many countries of the world, and subsequently potato has been the target of a good deal of effort directed at engineering disease and herbicide tolerance, and improvements in various crop characteristics. Consequently investigations into the regulation of gene expression in tubers is relevant to these endeavours, as tubers are the main target organ for modification of gene expression. We have been interested in the regulation of genes in tubers for these reasons. Morphologically tubers are modified stems, which have enlarged radially by limited cell division and substantial expansion. At the molecular level, tuber development is characterised by a massive increase in starch deposition and the synthesis of a limited number of abundant proteins. These include proteinase inhibitors and a 40kd group of proteins called patatin, which are acyl hydrolases. Together these proteins account for over 50% of tuber proteins (reviewed by Bevan, 1991). The synthesis of these proteins has parallels to the synthesis of other somatic storage proteins, especially the VSP proteins of soybean. In both potato and soybean, removal of the sink for these proteins (tubers and pods, respectively) causes deposition in other tissues (Staswick, 1990). It is hypothesised that transcriptional control of the genes encoding these proteins is regulated in part by source-sink relationships of metabolites or other factors. In the case of VSPs, both amino acid levels and jasmonic acid play a major regulatory role (Staswick et aI.
The book deals with dual role of reactive oxygen species (ROS) which is beneficial and harmful at below and above threshold limits, respectively. To date, the emphasis has been laid only on ROS aspects damaging/ disrupting cellular machinery and inflicting crop productivity loss. The ROS is believed to be a hallmark of both abiotic and biotic stress. However, the recent researches have unambiguously established that the ROS at below threshold confers protection against both abiotic and biotic stress, augmenting crop productivity. This emphasizes for a proper understanding of ROS based physio-molecular mechanisms and their upgradation in crops to adapt them to stress conditions. As a result, the cultivation area of various economically important crops and their productivity and quality can be enhanced, arresting degradation of sites, improving environment quality and mitigating ill impact of climate change. The book encompasses recent information on positive and negative impact of ROS on stress tolerance mechanisms and their management in augmenting crop performance. The information has been well illustrated and categorized in several chapters crafted lucidly, maintaining connectivity and synergy with each other. The book provides up-to-date comprehensive scientific information dual role of ROS, hitherto neglected, in crop abiotic and biotic stress management that would immensely benefit and educate graduate/ post graduate students, entrepreneurs, researchers, scientists and faculty members alike.Â
All the information necessary to set up and run a tissue culture facility is provided in this introductory book.; ; Includes an overview of all the basic tissue culture techniques and describes in detail both the theoretical background and the practical a
The flora is prepared at Royal Botanic Gardens, Kew, in close collaboration with East African Herbarium and in liaison with the University of Dar es Salaam, the University of Nairobi and the Makerere University. Significant contributions are also made by specialists elsewhere. The flora is designed to a high academic standard and should be a useful resource reference for anyone concerned with the identification and utilization of plants in eastern Africa. Each family is published as a separate part.
This book creates a multidisciplinary forum of discussion on Ficus carica with particular emphasis on its horticulture, post-harvest, marketability, phytochemistry, extraction protocols, biochemistry, nutritional value, functionality, health-promoting properties, ethnomedicinal applications, technology and processing. The impact of traditional and innovative processing on the recovery of high-added value compounds from Ficus carica byproducts is extensively reported. Also, the text discusses the potential applications of Ficus carica in food, cosmetics, and pharmaceutical products. Fig (Ficus carica): Production, Processing, and Properties illustrates a diversity of developments in food science and horticultural research including: Production, processing, chemistry, and functional properties of Ficus carica. Ficus carica phytochemicals and its health-promoting effects. Food, non-food and technological applications of Ficus carica. Recent research focuses on studying the bioactive compounds and therapeutic traits and investigating the mode of action and toxicological impacts of medical plant extracts and bioactive phytochemicals. Ficus carica is of significant importance due to its widespread food, industrial and medicinal applications. Although Ficus carica products are already commercially available in the international market, it is hard to find a reference work covering the production, processing, chemistry and properties of Ficus carica. This book will be the first publication focusing specifically on this important topic.
In the Dictionary of Plant Genetics and Molecular Biology, more than 3,500 technical terms from the fields of plant genetics and molecular biology are defined for students, teachers, and researchers in universities, institutes, and agricultural research stations. An excellent educational tool that will save you time and effort, this dictionary brings together into a single source the meaning and origin of terms from the fields of classical genetics, molecular genetics, mutagenesis, population genetics, statistics, plant biotechnology, evolutionary genetics, plant breeding, and plant biotechnology.Finding and understanding the precise meaning of many terms in genetics is crucial to understanding the foundation of the subject matter. For reasons of space, the glossaries provided at the end of most textbooks are highly inadequate. There is, then, dire need for a dictionary of terms in a single volume. You?ll appreciate the helpful approaches and features of Dictionary of Plant Genetics and Molecular Biology, including: no terms that are of limited use, very general, or self-explanatory cross references for effective access to the materials and economy of space alternate names of terms, denoted with "Also referred to as . . ." or "Also known as . . ." multiple definitions for terms defined by different authors or for terms with different meanings in different contexts authors who coined, described, or contributed toward further understanding of a term are listed and respective publications are included in the BibliographyAt last, there is compiled in a single volume the technical terms you need to know in order to understand plant genetics and molecular biology. As your knowledge grows, you?ll uncover even more terms that you need to understand. You?ll find yourself turning to this handy guide time and time again for help on all levels.
This volume provides comprehensive and detailed protocols that discuss proteomic techniques, plant endosomes, and isolation of organelles and subcellular fractions. The chapters in this book explore numerous plant species and cover topics, such as isolation and purity assessment of membranes from Norway spruce; proteomic analysis of nuclei; analyzing the vacuolar membrane (tonoplast) proteome; isoforms of a thylakoid-bound protein; assay of plasma membrane H+-ATPase in plant tissue under abiotic stresses; and identification and characterization of plant membrane proteins using ARAMEMNON. Written in the highly successful Methods in Molecular Biology series format, chapters include introductions to their respective topics, lists of the necessary materials and reagents, step-by-step, readily reproducible laboratory protocols, and tips on troubleshooting and avoiding known pitfalls. Practical and thorough, Plant Membrane Proteomics: Methods and Protocols is a valuable resource that promotes the use of plant membrane proteomics to develop the future of the field.
The Handbook of Reference Methods for Plant Analysis is an outstanding resource of plant analysis procedures, outlined in easy-to-follow steps and laboratory-ready for implementation. Plant laboratory preparation methods such as dry ashing and acid and microwave digestion are discussed in detail. Extraction techniques for analysis of readily soluble elements (petiole analysis) and quick test kits for field testing are also presented. This handbook consolidates proven, time tested methods in one convenient source. Plant scientists in production agriculture, forestry, horticulture, environmental sciences, and other related disciplines will find the Handbook a standard laboratory reference.
This study arose out ofthe old question of what actually determines vegetation structure and distributions. Is climate the overriding control, as one would suppose from reading the more geographically oriented literature? Or is climate only incidental, as suggested by more site and/ or taxon-oriented writers? The question might be phrased more realistically: How much does climate control vegetation processes, structures, and distributions? It seemed to me, as an ambitious doctoral student, that one way to attempt an answer might be to try to predict world vegetation from climate alone and then compare the predicted results with actual vegetation patterns. If climatic data were sufficient to reproduce the world's actual vegetation patterns, then one could conclude that climate is the main control. This book represents an expanded, second-generation version of that original thesis. It presents world-scale vegetation and ecoclimatic models and a methodology for applying such models to predict vegetation and for evaluating model results. This approach also provides a means of geographical simulation of vegetation patterns and changes, which represent necessary data inputs in other fields such as atmospheric chemistry and biogeochemical cycling. It has been fairly well accepted that climatic and other environmental conditions are associated with the evolution of particular aspects of plant form (convergent evolution). The particular configurations of plant size, photosynthetic surface area and structure (e. g. sclerophylly, stomatal 'resistance'), and their seasonal variations represent what one can recognize fairly readily as distinct growth forms.
The Flora is prepared at the Royal Botanic Gardens, Kew in close collaboration with East African Herbarium and in liaison with the University of Dar es Salaam, the University of Nairobi and the Makerere University. Significant contributions are also made by specialists elsewhere. This reference should be of use to anyone concerned with the identification and utilization of plants in eastern Africa.
Biotic stresses cause yield loss of 31-42% in crops in addition to 6-20% during post-harvest stage. Understanding interaction of crop plants to the biotic stresses caused by insects, bacteria, fungi, viruses, and oomycetes, etc. is important to develop resistant crop varieties. Knowledge on the advanced genetic and genomic crop improvement strategies including molecular breeding, transgenics, genomic-assisted breeding and the recently emerging genome editing for developing resistant varieties in technical crops is imperative for addressing FHEE (food, health, energy and environment) security. Whole genome sequencing of these crops followed by genotyping-by-sequencing have facilitated precise information about the genes conferring resistance useful for gene discovery, allele mining and shuttle breeding which in turn opened up the scope for 'designing' crop genomes with resistance to biotic stresses. The 15 chapters dedicated to 13 technical crops and 2 technical crop groups in this volume will deliberate on different types of biotic stress agents and their effects on and interaction with crop plants; will enumerate on the available genetic diversity with regard to biotic stress resistance among available cultivars; illuminate on the potential gene pools for utilization in interspecific gene transfer; will brief on the classical genetics of stress resistance and traditional breeding for transferring them to their cultivated counterparts; will enunciate the success stories of genetic engineering for developing biotic stress resistant varieties; will discuss on molecular mapping of genes and QTLs underlying biotic stress resistance and their marker-assisted introgression into elite varieties; will enunciate on different emerging genomics-aided techniques including genomic selection, allele mining, gene discovery and gene pyramiding for developing resistant crop varieties with higher quantity and quality; and will also elaborate some case studies on genome editing focusing on specific genes for generating disease and insect resistant crops.
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