Biocontrol and Secondary Metabolites: Applications and Immunization for Plant Growth and Protection covers established and updated research on emerging trends in plant defense signaling in, and during, stress phases. Other topics cover growth at interface as a sustainable way of life and the context of human welfare and conservation of fungi as a group of organisms. Further, the book explores induced systemic resistance using biocontrol agents and/or secondary metabolites as a milestone for sustainable agricultural production, thus providing opportunities for the minimization or elimination of the use of fungicides.

Insect pest control has continuously evolved from inorganics to botanicals, to chlo- rinated hydrocarbons, to organophosphorus compounds and methylcarbamates, then synthetic pyrethroids and most recently synthetic nicotinoids as the major classes. These insecticides allowed high standards of crop protection at minimal cost. A limitation in each new class of compounds is the selection of resistant strains and ultimate control failures and this serves as a driving force to discover and develop replacement compounds to circumvent resistance and overcome problem areas. The nicotinoids now play a critical role in meeting this need. Three generations of chemicals are involved in the history of nicotinoid insecti- cides. The first generation was the botanical nicotine used for at least three centuries to control sucking insect pests but largely replaced in the 1940s and 1950s by the more effective organophosphorus compounds and methylcarbamates, some with systemic properties. Synthesis programs based on nicotine as a prototype did not yield compounds that could compete with other synthetic insecticides. The second generation was the nitromethylene type such as nithiazine, discovered by Shell sci- entists in a screening/optimization program. The nitromethylenes had the potency, selectivity, and systemic properties but lacked the field effectiveness largely because of photolability (so close yet so far from a major commercial product). The third generation required a series of advances made by Bayer researchers starting from nithiazine as the model and enhancing its photostability and potency with a nitroimine and chloropyridyl moiety, respectively, to give imidacloprid, the subject of much of this monograph.

This book presents a broad range of technologies for sustainable agrochemistry, e.g. semiochemicals for pest management, nanotechnology for release of eco-friendly agrochemicals, and green chemistry principles for agriculture. It provides a concise introduction to sustainable agrochemistry for a professional audience, and highlights the main scientific and technological approaches that can be applied to modern agrochemistry. It also discusses various available technologies for reducing the negative impacts of agrochemicals on the environment and human health.

From February 24 -28, 1992 an international symposium on Durability of Disease Resistance was held at the International Agricultural Centre in Wageningen, the Netherlands. The symposium, organized by the Department of Plant Breeding of Wageningen Agricultural University and the Centre for Plant Breeding and Repro duction Research, CPRO-DLO, was part of the DGIS funded programme Durable Resistance in Developing Countries. Without any form of prevention or protection nearly all crops will be seriously or even severely damaged by a range of pathogens. In modern agriculture man has been able to control many if not most pathogens using i) pesticides, ii) phyto sanitary methods such as control of seed and plant material in order to start a crop disease free, iii) agronomic measures such as crop rotation, iv) disease resis tance or combinations of these measures. Over the years the use of pesticides has increased enormously and so did the pro blems associated with pesticide use, such as environmental pollution and building of resistance and tolerance to these pesticides in the pathogens. The use of resis tance too increased strongly over the years and here too problems arose."

This specially curated collection features four reviews of current and key research on fusarium in cereal crops. The first chapter describes how progress can be built over current agricultural practices in integrated pest management plans. It also addresses the disease cycle of Fusarium head blight, host-pathogen interactions, genetic resistance, the role of mycotoxins, as well as the impact of the disease on yields and loss of crop quality. The second chapter reviews current research on the main fungal diseases affecting barley, as well as what we know about the mechanisms of barley genetic resistance to fungal pathogens. It features detailed discussions on biotrophic foliar diseases such as stem rust and powdery mildew and necrotrophic diseases such as spot blotch and Fusarium head blight. The third chapter reviews control measures for Fusarium head blight, wheat blast and powdery mildew, including the development of resistant cultivars. The final chapter considers the current status of global wheat production, the impact of crop loss on food security and the emergence of the current regulatory environment surrounding pesticides. It also features discussions on the current status of the global fungicide market.

Thrips (fhysanoptera) are very small insects, widespread throughout the world with a preponderance of tropical species, many temperate ones, and even a few living in arctic regions. Of the approximately 5,000 species so far identified, only a few hundred are crop pests, causing serious damage or transmitting diseases to growing crops and harvestable produce in most countries. Their fringed wings confer a natural ability to disperse widely, blown by the wind. Their minute size and cryptic behavior make them difficult to detect either in the field or in fresh vegetation transported during international trade of vegetables, fruit and ornamental flowers. Many species have now spread from their original natural habitats and hosts to favorable new environments where they often reproduce rapidly to develop intense damaging infestations that are costly to control. Over the past decade there have been several spectacular examples of this. The western flower thrips has expanded its range from the North American continent to Europe, Australia and South Africa. Thrips palmi has spread from its presumed origin, the island of Sumatra, to the coast of Florida, and threatens to extend its distribution throughout North and South America. Pear thrips, a known orchard pest of Europe and the western United States and Canada has recently become a major defoliator of hardwood trees in Vermont and the neighboring states. Local outbreaks of other species are also becoming problems in field and glasshouse crops as the effectiveness of insecticides against them decline.

This book reviews the occurrence and fate of pesticides in soils, their impact on soil quality and soil ecosystems, and it also provides a comprehensive overview of the latest prevention and remediation strategies of soil contamination. Chapters from expert contributors cover topics such as soil pollution monitoring, the role of dissolved organic matter on the environmental fate of pesticides in soils, the effects of pesticides on soil microbial communities, plant uptake of pesticides from soils, and nano-based pesticides. Particular attention is given to the latest physicochemical and biological technologies developed to immobilize or degrade pesticides, preventing soil and water pollution. Given its scope, the book will appeal to researchers, professionals, including environmental chemists, engineers, ecologists, and policy-makers responsible for soil management.

This collection features four peer-reviewed reviews on improving the shelf life of horticultural produce. The first chapter introduces the concept of smart distribution and highlights how optimising the management of produce distribution systems can reduce loss and waste in the horticultural sector and extend shelf life by minimising quality deterioration. The chapter also discusses the use of remote sensing technology to determine food quality. The second chapter reviews a selection of pre- and postharvest strategies used to optimise fruit quality. The chapter considers ways of measuring harvest maturity, as well as the role of temperature controlled environments in extending the shelf life of tree fruit. The third chapter summarises the wealth of recent research on the preservation of fruit quality in mango production, as well as how postharvest operations can be optimised to reduce loss and waste and maximise shelf life, including the use of controlled environments, waxes and edible coatings. The final chapter explores the advantages and disadvantages of cultivating ripening-impaired tomato mutants and genetically engineered genotypes characterized by inhibition of the ripening process. The chapter considers the use of ethylene inhibitors and controlled environments as a means of mitigating devastating yield losses.

This collection features four peer-reviewed literature reviews on mite pests in agriculture. The first chapter offers a holistic approach to integrated mite management by reviewing the basics of mite taxonomy and morphology. It studies the key plant mite families, focussing on major plant feeding mites (Tetranychidae, Tarsonemidae, Eriophyoidea), as well as the natural predators that regulate these mite populations. The second chapter explores the cultural, biological and chemical control tactics available for controlling major plant feeding mites. These tactics include: choosing tolerant varieties and weed management. The chapter concludes with a discussion on the debate surrounding the best form of control for mite pests in agriculture. The third chapter highlights the importance of understanding the bio-ecology of Tetranychidae species affecting tomato crops, including the two-spotted spider mite, carmine spider mite and red spider mite. The chapter considers the effects of each pest on tomato plants, as well as how best to control them. The final chapter details the ecology of mite pests affecting wheat that belong to the Eriophyoidea family, such as gall mites and wheat curl mites. The chapter discusses the various forms of control for managing Eriophyid mites, as well as the development of new resistant varieties of wheat.

This specially curated collection features four reviews of current and key research on improving crop disease management. The first chapter reviews strategies for limiting foliar disease development in wheat and barley crops, such as crop rotations, intercropping, gene deployment and conservation tillage. It explores the effectiveness of each strategy against particular foliar diseases, as well as how these strategies can be deployed to reduce inoculum sources for residue-borne cereal leaf diseases. The second chapter considers the use of integrated disease management (IDM) to prevent or reduce yield loss in wheat. The chapter reviews the tactics/tools used in IDM, such as scouting, disease identification and chemical control, and explores how these tactics can be implemented to maximise the effectiveness of managing diseases in wheat. The third chapter assesses how IDM can be applied to barley production and considers the different disease threats, the tools available and possible approaches to deploying them. It also reviews the role of agronomy and how it can be used to optimise these tools. The final chapter reviews the use of IDM in grain legume production and explores the deployment of traditional strategies, such as field and crop management, as well as advanced monitoring methods, modelling and molecular methods to control disease outbreaks in grain legumes.

This specially curated collection features five reviews of current and key research on improving crop weed management. The first chapter highlights the need for alternative weed control strategies that will preserve herbicide efficacy, as well as agricultural and environmental sustainability. The chapter discusses the role of integrated weed management (IWM) in achieving this through the implementation of practices that can improve plant health, such as crop rotations and no-till farming. The second chapter considers the use of IWM in barley cultivation. After an initial outline of more traditional control methods, primarily the use of herbicides, the chapter provides an example of the successful implementation of IWM in barley in the form of two case studies. The third chapter reviews the impact of weeds on maize grown under temperate conditions in the United States and Europe. It provides a summary of current weed management systems and discusses the issue of herbicide resistance in weed varieties. The fourth chapter reviews the use of IWM in rice cultivation for improved crop productivity and performance and offers detailed discussions on the variety of techniques that can be incorporated into an IWM strategy to achieve this. The final chapter presents a number of weed management options and considerations for sorghum, and discusses the critical period for weed control to occur.

Urban pests are common all over the world. These include cockroaches, flies, mosquitoes, bed bugs, ticks, fleas, ants, termites, rodents and others. These pests thrive in human structures, where there is food, warmth and places to hide. Urban pests are one of the leading causes of illnesses in humans due to allergies, bites, food contamination and phobias. They can also cause significant damage to property and structures. Knowledge and training in this field is vital for professional and trainee pest managers. This book is specifically intended to provide an aid to such candidates. The book contains 500 multiple-choice questions (and answers) grouped into the following major topic areas: * The history of urban entomology * Household pests * Cockroaches * Flies * Mosquitoes * Bed bugs * Termites * Sporadic pests * Stored product pests * Vertebrate pests * Pesticides and pesticide formulations * Handling pesticides * Integrated Pest Control Produced in a convenient format that can be used at any time in any place, the book allows the reader to learn and revise the subject and much more. Its structure allows the study of one topic area at a time, progressing through a simple introduction followed by key revision questions, many of which require students to use their practical knowledge. The answers to each of the questions are provided at the end with short explanations wherever appropriate.

This book examines social processes that have contributed to growing pesticide use, with a particular focus on the role governments play in urban aerial pesticide spraying operations. Beyond being applied to sparsely populated farmland, pesticides have been increasingly used in densely populated urban environments, and when faced with invasive species, governments have resorted to large-scale aerial pesticide spraying operations in urban areas. This book focuses on New Zealand's 2002-2004 pesticide campaign to eradicate the Painted Apple Moth, which is the largest operation of its kind in world history, whether we consider its duration (29 months), its scope (at its peak the spraying zone was 10,632 hectares/26,272 acres), the number of sprayings that were administered (the pesticide was administered on 60 different days), or the number of people exposed to the spraying (190,000+). This book provides an in-depth understanding of the social processes that contributed to the incursion, why the government sought to eradicate the moth through aerial pesticide spraying, the ideological strategies they used to build and maintain public support, and why those strategies were effective. Urban Aerial Pesticide Spraying Campaigns will be of great interest to students and researchers of pesticides, environmental sociology, environmental history, environmental studies, political ecology, geography, medical sociology, and science and technology studies.

Integrated Analytical Approaches for Pesticide Management provides proven laboratory practices/examples and methods necessary to control pesticides in food and water in various environments. The book presents insights into good laboratory practices and examples of methods used in individual specialist laboratories, thus enabling stakeholders in the agri-food industry to appreciate the importance of proven, reliable data and the associated quality assurance approaches for end product testing for toxic levels of contaminant residues in food. The book is written in a rigorous, but simple, way to make sure that a broad range of readers can appreciate its technical content. The book's practical nature and generic guidelines distinguish it from others in the marketplace.

Plant disease is one of the greatest causes of economic losses of crops throughout the world. Every year, billions of dollars are spent on chemical control measures, but there is an increasing awareness that alternatives to these chemical control measures may be becoming more viable. This work explores the international impact of plant disease on man and how this is measured and diagnosed, discusses epidemiology and the genetics of host-parasite relations and looks at the range of defensive tactics currently available and those under development, in particular those which are more environmentally acceptable than many in widespread use now.

A UN report presented to the UN Human Rights Council in 2017 recognized that, "although pesticide use has been correlated with a rise in food production, it has had catastrophic impacts" on human health and the environment. The report acknowledged that "increased food production has not succeeded in eliminating hunger worldwide because of the many interacting factors involved. Reliance on hazardous pesticides is a short-term solution that undermines the rights to adequate food and health for present and future generations." It is hoped that the knowledge available in Synthetic Pesticide Use in Africa: Impact on People, Animals, and the Environment will both enlighten the reader to present serious concerns on the use of synthetic pesticides, and motivate society to make the changes necessary for the sustainable production of safe, nutritious, and affordable food for the anticipated 250 billion inhabitants of this Earth in 2050. Key Features: * Explains the relationship of synthetic pesticides to escalating noncommunicable human and animal diseases in Africa and developing countries. * Discusses the impact of the herbicide glyphosate on the health of humans, animals, and the environment. * Reviews the disease causing mode of action of glyphosate and other synthetic pesticides on nutrient density and human and animal bodies. * Warns of the special vulnerability of children to synthetic pesticide toxicity. * Recommends needed legal initiatives to use synthetic pesticides more judiciously. The book is divided into seven (7) sections: I. General Impact, explains the general impact of synthetic pesticides on the African people, their animals, and environment. II. Human Health, covers the impact of synthetic pesticides on the human body, while III, Children's Health, focuses on the special vulnerability of children to synthetic pesticides. IV. Animal Health describes the synthetic pesticide threats to animal production and sustainability. V. Environmental Health presents the threat of synthetic pesticides to soil microbiota and sustainable remediations. VI. Control Strategies discusses biologically-based alternatives to synthetic pesticides. Finally, VII. Reglatory Control presents some legal initiatives to combat the misuse of synthetic pesticides.

This collection features six peer-reviewed reviews on optimising rootstock health. The first chapter considers recent advances in irrigation techniques used in sustainable vegetable cultivation and reviews the performance and efficiency of these systems. The second chapter details the need to optimise precision in orchard irrigation management, focussing on matching water supply to plant demand as a means of achieving this. The third chapter assesses irrigation management systems for tomato production and how these can be optimised alongside nutrient management to ensure the production of safe and nutritious tomatoes. The fourth chapter summarises the common types of irrigation systems found in soilless culture production, as well as the emergence of new systems, including plant-based sensing and monitoring systems. The fifth chapter highlights the need for more sustainable water use in ornamental production systems and the methods which can be used to achieve this, such as reducing runoff volume. The final chapter considers recent advances in irrigation management in greenhouse cultivation, focussing on water balance, crop evapotranspiration techniques and irrigation scheduling.

This collection features four peer-reviewed literature reviews on drought-resistant crops. The first chapter assesses the genes involved in drought and heat tolerance, as well as the physiological traits related to increased tolerance to abiotic stress in wheat. It reviews advances in our understanding of the molecular markers associated with these physiological traits, and the roles of key genes in determining a wheat plant's response to heat and drought stress. The second chapter discusses mechanisms of drought resistance in rice. It reviews ways of assessing drought tolerance performance, identifying genes promoting drought tolerance through quantitative trait loci (QLT) analysis, as well as breeding for drought tolerance. The third chapter highlights the genetic diversity and quantitative trait loci (QTL) associated with the traits contributing to drought and heat tolerance in soybean. It also reviews genomic resources that can facilitate a better understanding of phenotype-genotype associations and formulate genomic-assisted breeding strategies. The final chapter addresses the polygenic nature of tolerance to drought and to heat in grain legumes. It reviews advances in understanding plant adaptation to stress, the assembly of molecular and phenotyping tools to support breeding and the development of tolerance through traditional and molecular breeding techniques.

Evolution gave rise to a prominent insect diversity at every level of ecological niche. Since then, hordes of insects have threatened human and cattle health as well as most of all green lands and agricultural crops. Now, the insect problem expands from many mutant forms of yellow dengue fever mosquitoes to highly-resistant larvae of most all various phytophageous species. The tremendous expansion of insects is due not only to an increasing resistance capacity to insecticides, but also to a strong capacity for adapting to different climate and environmental changes, including global warming. Obviously insects display a number of rudimentary systems to build an extremely efficient organism to survive in a changing world. In many species, one pheromone molecule is enough to trigger mating behavior. Therefore, insects have become crucial models not only for evolutionary studies, but also for understanding specific mechanisms underlying sensory-based behaviors. Most of insect species such as ants, beetles, cockroaches, locusts, moths and mosquitoes largely rely on olfactory cues to explore the environment and find con-specifics or food sources. A conglomerate of renowned international scientific experts is gathered to expose the insect problem on the various continents of the planet and propose an alternative to the use of toxic insecticides. Sex pheromones, specific chemical signals necessary for reproduction, and pheromone detection in insects are described with full details of the olfactory mechanisms in the antennae and higher centers in the brain. Thus, new synthetic pheromones and/or plant odors with specific molecular target sites in the insect olfactory system are proposed for sustainable development in agricultural and entomological industries. Disrupting insect pheromone channels and plant odor detection mechanisms is solemnly envisioned as a unique way to control invasive insect pest species while preserving human and environment safety.

Fundamentals of Weed Science, Fifth Edition, provides the latest information on this constantly advancing area of study. Placing weed management in the largest context of weed research and science, the book presents the latest advances in the role, control and potential uses of weed plants. From the emergence and genetic foundation of weeds, to the latest means of control and environmental impact, the book uses an ecological framework to explore the role of responsible and effective weed control in agriculture. In addition, users will find discussions of related areas where research is needed for additional understanding. Explored topics include the roles of culture, economics and politics in weed management, all areas that enable scientists and students to further understand the larger effects on society.

This collection features five peer-reviewed literature reviews on nematode pests in agriculture. The first chapter assesses the value and impact of using integrated pest management (IPM) to combat nematode pests. It summarises the basic biology and morphology of the most economically-important nematode pests and reviews cultural, biological and chemical methods of control. The second chapter discusses advances in understanding plant root response to nematode attack. It highlights how nematodes form feeding structures in host roots and how this behaviour has allowed plants to evolve new mechanisms of resistance that target this structure with a toxic response. The third chapter discusses key nematode pests of wheat, including cereal cyst, root-knot and root-lesion nematodes. It features research on best practice in detecting and managing these pests effectively. The fourth chapter summarises what we know about soil and plant nematodes damaging maize, including lesion, root-knot and vermiform nematodes. It reviews research on characteristics, identification and effects which provide the foundation for effective control. The final chapter describes the characteristics and control of key nematode pests of potatoes: potato cyst nematodes, root knot nematodes, root lesion nematode, potato rot and stem nematodes as well as virus vector nematodes.

This collection features four peer-reviewed literature reviews on plant growth-promoting rhizobacteria in agriculture. The first chapter considers the use of plant growth-promoting rhizobacteria (PGPR) as plant biostimulants in agriculture. It considers the benefits of PGPR, such as their ability to promote plant growth and productivity under both normal and abiotic-stressed induced environments. The chapter also looks towards PGPR application as a sustainable and efficient method to enhance crop production. The second chapter reviews recent research on the use of PGPR as biofertilizers to enhance root function and improve nutrient uptake, with emphasis on their effects on root architecture, metabolism and adaptation to abiotic stress. The third chapter explores the use of microbial bio-effectors and their ability to optimise the mineral nutrition of agricultural crops. The chapter also reviews the wealth of research on the mechanism of action, applications and efficacy of key plant growth-promoting microorganisms (PGPMs). The final chapter reviews the use of plant growth-promoting bacteria (PGPB) as a biocontrol agent against invertebrate pests. The chapter analyses the effects of PGPB species against these pest types and enlists a case study on the PGPB species Pseudomonas protegens to further demonstrate this.

This collection features four peer-reviewed literature reviews on arbuscular mycorrhizal fungi in agriculture. The first chapter reviews the use of arbuscular mycorrhizal fungi (AMF) as biostimulants for sustainable crop production and explores the benefits of its use, such as bidirectional nutrient exchange and soil quality. The chapter discusses the requirements needed for successful implementation of AMF in sustainable crop production, and also maps the current market for mycorrhizal products. The second chapter explores our understanding of how AMF can modify nutrient availability in soil, specifically concerning the roles that fungal ecology and physiology may play during the processes of nutrient acquisition and transformation. The chapter also refers to future opportunities in research to exploit AMF to improve nutrient-use efficiency. The third chapter highlights further advances in our understanding of how AMF can improve root function in agricultural systems. The chapter also discusses the functional diversity apparent in plant responses to AMF colonisation. The final chapter reviews the use of AMF-based bio-inoculants in tea cultivation. The chapter also discusses the range of AMF associated with tea and their effects on the tea rhizosphere, plant growth and quality.

"The work not only presents the state of the art for several aspects of IPM but goes further in analysing the actual issues of efficiency and obstacles for wider application by growers...In conclusion this book is a must-have for horticultural students and scientists. It will certainly help to raise IPM application in horticulture to a higher level."(Peter Bleyaert, Chronica Horticulturae) "The book contains some excellent detailed overviews of recent advances in IPM technology...I congratulate the editor and authors for assembling such a wide range of up-to-date IPM resources into this valuable initiative for scientists, students, agronomists and growers with an interest in horticulture." (Dr Almudena Ortiz-Urquiza, Plant Pathology) "Improving integrated pest management in horticulture presents a comprehensive review of recent advances in knowledge and research in IPM in horticultural production...The book is easy and enjoyable to read and understand and the chapters and topics are logically arranged and presented. It will be a standard reference for graduate students preparing for careers in horticulture, IPM researchers in horticulture, crop pest management professionals, government agencies tasked with monitoring and regulating pesticide use in agriculture and manufacturers and suppliers of agricultural pesticides."(Professor Stephen N. Wegulo, Crop Protection) "This book is an extremely important source of information on the present situation and hopefully will encourage more research to refine IPM in horticultural crops."(Professor Graham Matthews, Outlooks on Pest Management) Pests and diseases remain a significant threat to crop yields worldwide. With concerns about the environmental impact of synthetic pesticides, there remains a need to develop more environmentally-friendly biological methods of control that can be combined synergistically within integrated pest management (IPM) strategies. Improving integrated pest management in horticulture provides a comprehensive review of the recent developments in integrated pest management for horticultural crops. The collection builds on the wealth of research on insect and disease control in horticulture using IPM strategies in areas such as biological control and decision support systems to target techniques more effectively. The book also includes valuable case studies based on practical experience of IPM.