Pictorial Atlas of Soil and Seed Fungi pdf epub mobi txt 电子书 下载 2026

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出版者:CRC Pr I Llc

作者:Watanabe, Tsuneo

出品人:

页数:504

译者:

出版时间:2002-1

价格:$ 220.29

装帧:HRD

isbn号码:9780849311185

丛书系列:

图书标签:

• Soil fungi
• Seed fungi
• Mycology
• Plant pathology
• Fungal atlas
• Pictorial guide
• Agriculture
• Plant diseases
• Microbiology
• Fungi identification

A Deep Dive into Mycology: Beyond the Horizon of Soil and Seed Fungi This volume embarks on an expansive journey through the vast and intricate kingdom of Fungi, meticulously charting territories far removed from the familiar landscapes of soil and seed-borne species. It offers a comprehensive exploration of fungal diversity in less-trodden ecological niches, focusing heavily on structural complexity, novel metabolic pathways, and evolutionary adaptations within specialized habitats. Part I: Aquatic and Subterranean Mycology – Life in Extremis The initial sections plunge into the aquatic realm, dedicating significant focus to the Chytridiomycota and Blastocladiomycota, moving beyond their known roles in decomposing terrestrial debris entering water bodies. Here, we examine their evolution as obligate aquatic organisms, their complex life cycles involving motile zoospores, and their critical, yet often overlooked, role in regulating planktonic populations. Detailed illustrations showcase the fine ultrastructure of sporangia and the mechanisms by which these early-diverging fungi colonize live algal and rotifer hosts in both freshwater and marine environments. A substantial chapter is devoted to the marine fungi thriving in the deep-sea benthic zone and within hydrothermal vent ecosystems. These fungi exhibit extraordinary halotolerance and thermophily. We analyze case studies of novel Ascomycetes isolated from deep-sea sponges, detailing their unique secondary metabolite profiles, many of which demonstrate potent, previously unknown antibiotic properties against drug-resistant bacteria cultivated in laboratory settings. Spectroscopic data illuminates the chemical structures of these marine-derived compounds, contrasting sharply with the biochemistry of terrestrial counterparts. Following this aquatic excursion, the book transitions underground, but specifically to the formation of mycorrhizal associations that are neither ecto- nor arbuscular, focusing instead on ericoid and orchid mycorrhizae. While many texts briefly touch upon these, this volume offers an in-depth phylogenetic analysis of the fungal partners involved, particularly focusing on their unique enzymatic machinery required to process complex organic matter in nutrient-poor, highly acidic heathland soils (ericoid) or the specific carbon provisioning requirements for orchid protocorms. High-resolution micrographs capture the intracellular coils formed by these specialized fungi, detailing the interfaces between fungal hyphae and the host root cortical cells. Part II: Arboreal Fungi and the Physiology of Wood Decay The narrative shifts to the forest canopy and trunk, exploring the sophisticated ecological role of wood-decay fungi, dissecting the mechanisms of white rot, brown rot, and soft rot that drive global carbon cycling. This section deliberately excludes studies on fungi that primarily colonize seeds or soil organic matter, concentrating instead on the structural degradation of lignin and cellulose in standing and fallen timber. We dedicate a significant portion to the Polyporales, analyzing the structural adaptations of their bracket-like basidiocarps, which maximize spore dispersal in complex forest microclimates. The physiology of ligninolysis is explored through enzymology, detailing the oxidative pathways employed by white-rot fungi, including the structure and regulation of laccases and lignin peroxidases. Comparative genomic data highlights the evolutionary pressures that led to the development of these potent extracellular enzymes, contrasting fungal breakdown strategies with bacterial decomposition methods. Furthermore, the text delves into pathogenic fungi of vascular plants, focusing exclusively on cankers, blights, and systemic vascular wilts affecting mature trees—diseases that manifest primarily in the heartwood and xylem. Detailed mycological examinations of Botryosphaeria and Ceratocystis species illustrate the penetration strategies into mature cambial layers and the ensuing host defense responses, providing detailed anatomical cross-sections showing the interaction zone. Part III: Fungal Symbioses Beyond the Rhizosphere This major section broadens the scope to non-agricultural, non-soil-based symbiotic relationships. The concept of the lichen is explored not merely as a partnership with algae, but as a complex, three-way interaction involving specific cyanobionts and intermediary micro-organisms. We present an intensive morphological study of crustose and foliose lichens found exclusively on exposed rock faces (saxicolous) and bark (corticolous) in alpine and arctic environments, examining the role of fungal metabolites in rock weathering processes. A parallel exploration concerns entomopathogenic fungi—not those commonly associated with agricultural pests in the soil, but specialist groups that target aerial insects, such as those utilizing web-building spiders or specialized aerial traps created by certain flies. The focus is on the deployment mechanism of the adhesive spores and the physiological adaptation of the entomopathogen to the insect's hemolymph, analyzing how these fungi bypass chitinous exoskeletons without relying on soil-borne spore germination triggers. Part IV: Cultivation, Mycotoxins, and Mycology in Synthetic Environments Finally, the volume turns to fungi adapted to, or utilized in, highly specific, non-natural environments. We investigate the mycology associated with material degradation in built environments, specifically focusing on biodeterioration of plastics, paints, and synthetic construction materials. This involves culturing fungi from damp basements, air conditioning units, and archival storage facilities, analyzing their ability to utilize complex hydrocarbon polymers as primary carbon sources. The resulting metabolic byproducts, often volatile organic compounds (VOCs) responsible for "musty" odors, are characterized using gas chromatography-mass spectrometry (GC-MS). The text includes a thorough review of mycotoxins produced by fungi inhabiting stored dried commodities other than seeds or grains, such as dried spices, cured meats, and tobacco products. The chemical structures and toxicology profiles of toxins like ochratoxin A and various tremorgens are presented alongside novel analytical methods for their detection in these specific matrices, providing reference standards wholly independent of common cereal or legume contaminants. This comprehensive atlas thus serves as a critical companion volume, deliberately charting the diverse and fascinating fungal world residing in open waters, deep subsurface realms, woody tissues, exposed rock, and synthetic substrates, offering a perspective that actively moves beyond the familiar ecological framework of the soil and seed.

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