Disease in the absence of infectious pathogens. Genetic abnormalities. Adverse environment. Nutrient imbalance. Disease in the presence of infectious pathogens. Fungi. Viruses. Mycoplasmas. Insect toxins. Nematodes. Aphids. Seed potato certification.

Geillustreerd ziektenoverzicht met symptomen, omstandigheden en bestrijdingsmogelijkheden

Covering the most important pathogens of potatoes, this handbook provides clear, concise descriptions of the symptoms and cycles of diseases. It also provides detail on the distribution, economic importance, and advice on the control. Illustrated with over 250 color photographs of affected crops, pest profiles and detailed characteristics of common prey to potato crops, this book is the ultimate aid to the rapid identification and control of disease for this important crop. * Coverage includes identifcation, disease cycle, economic importance, and control * Problem-oriented organization * Over 250 color illustrations; full color * Field guide practicality

Part 1. infectious diseases;bacterial diseases;fungal diseases;plant bed diseases;foliar diseases;field and storage diseases;storage rots;floral, seed, and seedling diseases;nematode diseases;virus diseases. Part2. noninfectous disorders; disorders caused by adverse environment in the field;disorders caused by adverse environment in storage;nutrient deficiencies and toxicities;Part 3. Disorders of unknown etiology.

The first edition of Potato Health Management is the best-selling title in the APS PRESS Plant Health Management Series, with more than 7,000 copies sold. Pest and pathogen populations have changed since the first edition was printed and a significant amount of new research knowledge has been gained. This second edition addresses those changes and contains up-to-date information recently acquired to help you economically manage potato health. This highly-anticipated manual tackles the hundreds of problems that affect this important crop including weeds, insects, nematodes, fungi, bacteria, phytoplasmas, and viruses. The new edition is 30% larger than the first and contains more color photographs, which are now interspersed throughout the text. It includes timely new chapters on economics, home gardening, and organic production. More than 40 experts from the fields of soil science, weed science, nematology, plant pathology, and entomology explain how to manage potato health from seed to storage by a holistic approach. The book provides the most current information on potato production practices, with an emphasis on pest and disease management. The knowledge base provided in this text can be integrated into a comprehensive management scheme in the context of today's agriculture. Using this manual's integrated strategy for potato health management will help you produce a quality product at a reasonable profit, using an environmentally friendly approach. Potato Health Management, Second Edition is easy to read and understand. Call-outs of important concepts give quick information to supplement the more-in-depth level of peer-reviewed information. Nearly every chapter includes a boxed briefing on an important concept, helpful test, diagnostic tip, or checklist, adding to your practical understanding of potato health management strategies. The information in each of the book's 23 chapters is essential to a successful, holistically managed potato health management program. Cutting edge discussions and details on soil health, managing tubers during harvest and in storage, organic potato production, pesticide resistance management, pesticide application, management of diseases, insects and weeds affecting potato will enlighten commercial potato growers, field consultants and farm advisors, extension specialists, agriculture students, researchers and agribusiness professionals in all aspects of the potato industry. The 42 contributing experts are from the leading potato research facilities in the United States and Canada, but the information in the handbook will provide valuable practical assistance to potato professionals outside of North America as well. - Publisher.

Whether they are called peppers, chiles, paprika, or ajis, plants in the genus Capsicum, are among the most important spice and vegetable commodities worldwide because they are used in so many different types of food. Like other crops, peppers are afflicted with diseases, disorders, and pests that can reduce fruit quality and yield.Compendium of Pepper Diseases provides a comprehensive presentation of the important pepper diseases of the world. With the help of 122 color photographs and thorough descriptions of pathogens, this valuable reference enables readers to easily identify diseases on the basis of symptoms and formulate field and laboratory diagnoses of diseases caused by bacteria, fungi, viruses, parasitic angiosperms, and nematodes.Readers will also learn about the geographical distribution and impact of each disease, control measures, and epidemiological aspects of diseases as well as gain knowledge on plant health problems associated with arthropods, nutritional deficiencies, herbicide injuries, and other abiotic causes. This compendium also includes sections discussing the botany of pepper, current production practices, and postharvest damage to pepper fruit.Edited and authored by 39 professionals with international expertise in pepper pathology in several unique production areas and in diverse areas of pathogen expertise, Compendium of Pepper Diseases will prove invaluable to growers, extension agents, county agents, crop production specialists, researchers, plant pathologists, horticulturists, agronomists, agribusiness professionals, educators, students and anyone interested in the diagnosis or management of diseases of pepper crops throughout the world. - Publisher.