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Author: Kylea J. Odenbach Publisher: ISBN: Category : Languages : en Pages :
Book Description
Abstract: Fusarium graminearum Schwabe (teleomorph Gibberella zeae (Schwein.) Petch), is the causal agent of Fusarium head blight (FHB), a fungal disease of wheat and other small grain. This fungus produces a trichothecene mycotoxin, deoxynivalenol (DON), which accumulates in infected grain. The United States Food and Drug Administration has issued a 2 ppm advisory limit for DON in unprocessed grain intended for human consumption. In this study, the effect of host resistance, growth stage at infection, and inoculum density, as well as the interactions of these factors, were evaluated on disease measures and DON content of grain under different environmental conditions. A second study, overlaid on the first, evaluated the same effects on DON and F. graminearum colonization of grain from wheat spikes asymptomatic for FHB. The experimental design was a randomized complete block with a split-split-split plot treatment structure, with planting date (PD) as the whole plot, wheat cultivar (CV) as the sub-plot, infection time (IT) as the sub-sub plot, and inoculum density (ID) as the sub-sub-sub plot. Main effects of CV, IT, and ID were significant in both years for DON and visual measures of disease. The greatest DON levels for the two years were seen when temperatures were cool (
Author: Kylea J. Odenbach Publisher: ISBN: Category : Languages : en Pages :
Book Description
Abstract: Fusarium graminearum Schwabe (teleomorph Gibberella zeae (Schwein.) Petch), is the causal agent of Fusarium head blight (FHB), a fungal disease of wheat and other small grain. This fungus produces a trichothecene mycotoxin, deoxynivalenol (DON), which accumulates in infected grain. The United States Food and Drug Administration has issued a 2 ppm advisory limit for DON in unprocessed grain intended for human consumption. In this study, the effect of host resistance, growth stage at infection, and inoculum density, as well as the interactions of these factors, were evaluated on disease measures and DON content of grain under different environmental conditions. A second study, overlaid on the first, evaluated the same effects on DON and F. graminearum colonization of grain from wheat spikes asymptomatic for FHB. The experimental design was a randomized complete block with a split-split-split plot treatment structure, with planting date (PD) as the whole plot, wheat cultivar (CV) as the sub-plot, infection time (IT) as the sub-sub plot, and inoculum density (ID) as the sub-sub-sub plot. Main effects of CV, IT, and ID were significant in both years for DON and visual measures of disease. The greatest DON levels for the two years were seen when temperatures were cool (
Author: John F. Leslie Publisher: John Wiley & Sons ISBN: 0813820839 Category : Science Languages : en Pages : 376
Book Description
Cereal grain safety from farm to table Mycotoxin Reduction in Grain Chains examines the ways in which food producers, inspectors, and processors can keep our food supply safe. Providing guidance on identification, eradication, and prevention at each stop on the "grain chain, this book is an invaluable resource for anyone who works with cereal grains. Discussions include breeding and crop management, chemical control, contamination prediction, and more for maize, wheat, sorghum, rice, and other major grains. Relevant and practical in the field, the lab, and on the production floor, this book features critical guidance for every point from farm to table.
Author: Kurt J. Leonard Publisher: American Phytopathological Society ISBN: Category : Barley Languages : en Pages : 544
Book Description
The book provides a comprehensive record of current knowledge on the nature of Fusarium head blight, the damage it causes, and current research on how to control it. The book begins with a historical account of Fusarium head blight epidemics that gives context to recent attempts to control epidemics in wheat and barley. A review of pathogen taxonomy and population biology helps scientists to see relationships among head blight pathogens and other Fusarium species. The information on epidemiology included in this review also provides an understanding of the weather conditions and cultural practices that promote explosive epidemics. New information on infection processes will lead the reader to a better understanding of how to breed for resistance in wheat and barley.
Author: Kaushal K. Shinha Publisher: CRC Press ISBN: 9780824701925 Category : Technology & Engineering Languages : en Pages : 538
Book Description
Describes a range of mycotoxins occurring as contaminants in agricultural crops and animal products, and details the implementation of food safety regulations via governmental and international agencies. The book charts the progress made in mycotoxicology since the early 1990s. It also profiles recent advances in mycotoxin analysis methods.
Author: William W. Bockus Publisher: American Phytopathological Society ISBN: 9780890543856 Category : Wheat Languages : en Pages : 0
Book Description
Reference in this publication to a trademark, proprietary product, or company name by personnel of the U.S. Department of Agriculture or anyone else is intended for explicit description only and does not imply approval or recommendation to the exclusion of others that may be suitable. --Book Jacket.
Author: Sudheer Kumar Publisher: CRC Press ISBN: 0429894074 Category : Science Languages : en Pages : 157
Book Description
Wheat Blast provides systematic and practical information on wheat blast pathology, summarises research progress and discusses future perspectives based on current understanding of the existing issues. The book explores advance technologies that may help in deciding the path for future research and development for better strategies and techniques to manage the wheat blast disease. It equips readers with basic and applied understanding on the identification of disease, its distribution and chances of further spread in new areas, its potential to cause yield losses to wheat, the conditions that favour disease development, disease prediction modelling, resistance breeding methods and management strategies against wheat blast. Features: Provides comprehensive information on wheat blast pathogen and its management under a single umbrella Covers disease identification and diagnostics which will be helpful to check introduction in new areas Discusses methods and protocol to study the different aspects of the disease such as diagnostics, variability, resistance screening, epiphytotic creation etc. Gives deep insight on the past, present and future outlook of wheat blast research progress This book’s chapters are contributed by experts and pioneers in their respective fields and it provides comprehensive insight with updated findings on wheat blast research. It serves as a valuable reference for researchers, policy makers, students, teachers, farmers, seed growers, traders, and other stakeholders dealing with wheat.
Author: Ariel Alonso Publisher: CRC Press ISBN: 1315355361 Category : Mathematics Languages : en Pages : 288
Book Description
An important factor that affects the duration, complexity and cost of a clinical trial is the endpoint used to study the treatment’s efficacy. When a true endpoint is difficult to use because of such factors as long follow-up times or prohibitive cost, it is sometimes possible to use a surrogate endpoint that can be measured in a more convenient or cost-effective way. This book focuses on the use of surrogate endpoint evaluation methods in practice, using SAS and R.
Author: Food and Agriculture Organization of the United Nations Publisher: Food & Agriculture Org. ISBN: 9251322937 Category : Technology & Engineering Languages : en Pages : 176
Book Description
Climate change is causing unprecedented damage to our ecosystem. Increasing temperatures, ocean warming and acidification, severe droughts, wildfires, altered precipitation patterns, melting glaciers, rising sea levels and amplification of extreme weather events have direct implications for our food systems. While the impacts of such environmental factors on food security are well known, the effects on food safety receive less attention. The purpose of Climate change: Unpacking the burden on food safety is to identify and attempt to quantify some current and anticipated food safety issues that are associated with climate change. The food safety hazards considered in the publication are foodborne pathogens and parasites, harmful algal blooms, pesticides, mycotoxins and heavy metals with emphasis on methylmercury. There is also, a dedicated section on the benefits of forward-looking approaches such as horizon scanning and foresight, which will not only aid in anticipating future challenges in a shifting global food safety landscape, but also help build resilient food systems that can be continually updated as more knowledge is assimilated. By building a more widespread and better understanding of the consequences climate change has on food safety, it is hoped that this document will aid in fostering stronger international cooperation in making our food safer by reducing the global burden of these concerns.
Author: F. G. Priest Publisher: Springer Science & Business Media ISBN: 146840038X Category : Science Languages : en Pages : 312
Book Description
During the latter part of the last century and the early years of this century, the microbiology of beer and the brewing process played a central role in the development of modern microbiology. An important advance was Hansen's development of pure culture yeasts for brewery fermentations and the recognition of different species of brewing and wild yeasts. The discovery by Winge of the life cycles of yeasts and the possibilities of hybridization were among the first steps in yeast genetics with subsequent far-reaching consequences. Over the same period the contaminant bacteria of the fermentation industries were also studied, largely influenced by Shimwell's pioneering research and resulting in the improvement of beer quality. Towards the end of the century, the influence of brewing microbiology within the discipline as a whole is far less important, but it retains an essential role in quality assurance in the brewing industry. Brewing microbiology has gained from advances in other aspects of microbiology and has adopted many of the techniques of biotechnology. Of particular relevance are the developments in yeast genetics and strain improvement by recombinant DNA techniques which are rapidly altering the way brewers view the most important microbiological components of the process: yeast and fermentation.
Author: John F. Leslie Publisher: John Wiley & Sons ISBN: 1118832868 Category : Science Languages : en Pages : 376
Book Description
Cereal grain safety from farm to table Mycotoxin Reduction in Grain Chains examines the ways in which food producers, inspectors, and processors can keep our food supply safe. Providing guidance on identification, eradication, and prevention at each stop on the "grain chain, this book is an invaluable resource for anyone who works with cereal grains. Discussions include breeding and crop management, chemical control, contamination prediction, and more for maize, wheat, sorghum, rice, and other major grains. Relevant and practical in the field, the lab, and on the production floor, this book features critical guidance for every point from farm to table.
Author: Kylea J. Odenbach
Author: Kylea J. Odenbach
Author: John F. Leslie
Author: Kurt J. Leonard
Author: Kaushal K. Shinha
Author: William W. Bockus
Author: Sudheer Kumar
Author: Ariel Alonso
Author: Food and Agriculture Organization of the United Nations 
Author: F. G. Priest
Author: John F. Leslie