Pathogenic bacteria are found asymptomatically in food animals, which often results in pathogen entry into the food chain. Processing plants reduce pathogen contamination with intervention strategies, yet foodborne illnesses still occur at an unacceptable frequency. Strategies are needed against pathogenic bacteria before they can enter processing facilities and the food chain. Reducing farm levels of zoonotic pathogens will enhance human health and food safety. Several pre-slaughter intervention strategies are under investigation: (1) direct anti-pathogen strategies, (2) competitive enhancement strategies and (3) animal management strategies. These include methods such as: vaccination against foodborne pathogenic bacteria, probiotics, prebiotics and competitive exclusion, using viruses to reduce pathogen populations, chemical methods and dietary changes.
Basic magmatic rocks make up approximately three-quarters of the crust ofthe present day Earth. Because we can observe and study the volcanic products of present day tectonic regimes comprehensively, we can shed light on ancient tectono-magmatic provinces, and thereby deduce the petrogenesis and evolution of the oldest basic rocks. This is the primary objective of this book. The book was conceived in order to provide a comprehensive review of the basic rocks produced during the first half of the Precambrian, i.e. the Archaean and early Proterozoic, to about 1.8 Ga years ago. Two major questions are addressed. First, what basic magmas were generated during the early Precambrian: were these magmas globally uniform, and to what extent were prevailing tectonic controls and compo sitions analogous to those of the present day? Clearly, this can be answered only by bringing together fundamental information about all relevant basic magmatic events. Second, is there any systematic temporal variation in the nature of basic suites, and what implications might such variations have on our interpretations of early Earth history? Are there important differences between early Archaean, late Archaean, Proterozoic and modern basic magmatic suites? The book uses two approaches to address these questions. Early chapters examine the fundamental characteristics of these basic rocks, whilst later chapters assess regional distribution and development by providing an overview of each major early Precambrian craton.
Pathogenic bacteria are found asymptomatically in food animals, which often results in pathogen entry into the food chain. Processing plants reduce pathogen contamination with intervention strategies, yet foodborne illnesses still occur at an unacceptable frequency. Strategies are needed against pathogenic bacteria before they can enter processing facilities and the food chain. Reducing farm levels of zoonotic pathogens will enhance human health and food safety. Several pre-slaughter intervention strategies are under investigation: (1) direct anti-pathogen strategies, (2) competitive enhancement strategies and (3) animal management strategies. These include methods such as: vaccination against foodborne pathogenic bacteria, probiotics, prebiotics and competitive exclusion, using viruses to reduce pathogen populations, chemical methods and dietary changes.
First published in 1994. This book comprises a second edition of Human Geography, behavioural approaches, first published in 1984. The first edition attempted to synthesize the massive volume of geographical literature to have appeared mainly since 1960 concerned with both how people come to know the environment in which they live and with the way in which such knowledge influences subsequent ‘spatial behaviour’. As with the first edition, the rationale for, advantages of, and shortcomings with behavioural approaches are explored at length in both substantive chapters and in a number of detailed examinations of particular aspects of life in advanced Western society.
In the wake of the death of his friend Arthur Henry Hallam, the subject of In Memoriam, Alfred Tennyson wrote a range of intricately connected poems, many of which feature pivotal scenes of rapture, or being carried away. This book explores Tennyson's representation of rapture as a radical mechanism of transformation-theological, social, political, or personal-and as a figure for critical processes in his own poetics. The poet's fascination with transformation is figured formally in the genre he is credited with inventing, the dramatic monologue. Tennyson's Rapture investigates the poet's previously unrecognized intimacy with the theological movements in early Victorian Britain that are the acknowledged roots of contemporary Pentacostalism, with its belief in the oncoming Rapture, and its formative relation to his poetic innovation. Tennyson's work recurs persistently as well to classical instances of rapture, of mortals being borne away by immortals. Pearsall develops original readings of Tennyson's major classical poems through concentrated attention to his profound intellectual investments in advances in philological scholarship and archeological exploration, including pressing Victorian debates over whether Homer's raptured Troy was a verifiable site, or the province of the poet's imagination. Tennyson's attraction to processes of personal and social change is bound to his significant but generally overlooked Whig ideological commitments, which are illuminated by Hallam's political and philosophical writings, and a half-century of interaction with William Gladstone. Pearsall shows the comprehensive engagement of seemingly apolitical monologues with the rise of democracy over the course of Tennyson's long career. Offering a new approach to reading all Victorian dramatic monologues, this book argues against a critical tradition that sees speakers as unintentionally self-revealing and ignorant of the implications of their speech. Tennyson's Rapture probes the complex aims of these discursive performances, and shows how the ambitions of speakers for vital transformations in themselves and their circumstances are not only articulated in, but attained through, the medium of their monologues.
One Hundred Years of remarkable Minnesota stories are brought together for the first time in Minnesota's Twentieth Century: A collection of writings and interviews that originated with the popular feature "A Century of Stories" in the St. Paul Pioneer Press, this book reveals the progress of a courageous, industrious people and their changing state.
The distinguished poet, essayist and critic D. J. Enright died on the last day of December 2002. He had just put the finishing touches to Injury Time, a memoir and his third commonplace book in which the dying writer muses upon his own condition and that of the world he knows he is leaving. Comparing himself to the Chinese scholar Sima Qian, who chose an 'ignoble punishment' (in Dennis Enright's case, treatment for his cancer; in Qian's, castration) over respectable death in order to finish a book, he contemplates literature, manners, morals, people and, especially, the English language in all its glories and eccentricities - while recording his battle against cancer and his hospital experiences. Moving, and at times deeply poignant, imbued with its author's legendary humanity and wit, Injury Time is, nevertheless, funny, bracing and, above all, positive.
The scientific achievements of the European Geotraverse Committee (EGT) are presented in this unique study of the tectonic evolution of the continent of Europe and the first comprehensive cross section of the continental lithosphere.
This monograph has its origins in a two-day meeting with the same title held in London, England in the spring of 1987. The idea for the meeting came from members of the UK Mineral and Rock Physics Group. It was held under the auspices of, and made possible by the generous support of, the Mineralogical Society of Great Britain and Ireland. Additional financial assistance was provided by ECC International pIc and the Cookson Group pIc. The aims of the London meeting were to survey the current state of knowledge about deformation processes in non-metallic materials and to bring together both experts and less experienced Earth scientists and ceramicists who normally had little contact but shared common interests in deformation mechanisms. This monograph has similar aims and, indeed, most of its authors were keynote speakers at the meeting. Consequently, most of the contributions contain a review element in addition to the presentation and discussion of new results. In adopting this format, the editors hope that the monograph will provide a valuable state-of-the-art sourcebook, both to active researchers and also to graduate students just starting in the relevant fields.
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