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history of plant pathology slideshare

The passage of the … DOI: 10.1094/PHI-I-2006-0414-01. Introduction to Plant Pathology . Department of Plant Pathology Hossein Khandan (postdoc) University of Florida, 2413 Fifield Hall Gainesville, FL 32611-0680 Phone: (352) 273-4649; Email: ahcvanbruggen@ufl.edu Course Description: This graduate-level course is designed to provide students with an introduction to the theory, concepts and applications of plant disease epidemiology. Plant tissue culture, or the aseptic culture of cells, tissues, organs, and their components under defined physical and chemical conditions in vitro, is an important tool in both basic and applied studies as well as in commercial application. •A plant disease is any abnormal condition that alters the appearance or function of a plant. Study of mechanism of disease development i.e. Plant Disease Epidemiology . Described various methods for preparations of Extracts. Pathology is the study of the causes and effects of disease or injury.The word pathology also refers to the study of disease in general, incorporating a wide range of bioscience research fields and medical practices. Some estimates suggest they cause 77 billion dollars of damage worldwide … • 1880 First commercial spraying machine. As a Professor of Otolaryngology I had prepared a large number of presentations on various topics for teaching purposes. A History of Plant Pathology Early Years _____ _ 1888-1932 Growth and Demise _____ _ 2 1932-1967 Departmental Stams _____ 4 1967-1988 . These slides are hosted in Slideshare and are embedded here. Importance. 205-211 18. •Disease is a process or a change that occurs over time. Further contributions were made by the Cell Doctrine which admitted that a cell is capable of showing totipotency. Pathology is the official journal of the Royal College of Pathologists of Australasia (RCPA). predatory ants in citrus orchards to control caterpillar and beetle pests. Abstract: Plant diseases are among the main constraints affecting the production and productivity of crops both in terms of quality and quantity. • Materia Medica was used for compilation of all details about Natural products. History of Plant Tissue Culture: G. Haberlandt, a German botanist, in 1902 cultured fully differentiated plant cells isolated from different plants. Pathogenesis – Role of enzymes, toxins, growth regulators and polysaccharides. A century ago the science of plant pathology was just being born and L. R. Jones wondered, at a meeting in Atlanta in 1913, whether it was a good thing to separate plant pathology as a discipline from botany (8). Rose C. Gergerich 1 and Valerian V. Dolja 2. citrus tristeza; Dutch elm disease Fast epidemic (Explosive epidemic) In polycyclic diseases Annual crops E.g. rice blast, potato blight . 163-199 16. Terms and concepts in Plant Pathology. Comments: Email Plant Disease Management. • Sarasparilla coined the word Pharmacognosy by two words. DOI: 10.1094/PHI-I-2005-0202-01 Spanish Version Click here for a Chinese translation of this article (pdf file, 1.6 MB) Plant diseases have caused severe losses to humans in several ways. Morton, V. and Staub, T. 2008 A Short History of Fungicides. de Bary's (Figure 2B) (the "father of plant pathology") conclusive studies convinced the scientific community that the white sporulation of P. infestans on infected potato plants was the causal agent of the disease and not the result of spontaneous generation from the decaying vegetation or the wrath of God. History of plant tissue culture Mol Biotechnol. What is a plant disease? History and Development of Plant Taxonomy: The early history of development of botanical science is nothing but a history of development of plant taxonomy. Explore Anna Felix’s clipboard ana on SlideShare, or create your own and start clipping your favorite slides. processes of infection and colonization of the host by the pathogen. This was the very first step for the beginning of plant cell and tissue culture. Now is the time to display them to the public at large. Department of Plant Pathology, Washington State University, Pullman, WA Maloy, O.C. Article history: Received 28 March 2013, Received in revised form 29 April 2013, Accepted 29 April 2013, Published 30 April 2013. Mildew is most severe in crowded, shady, poorly aerated locations when nights are cool and days are warm. In order to maintain a sufficient food supply for the world's population, it is necessary for those involved in plant growth and management to find ways to combat plant diseases that are capable of destroying crops on a large scale. History Of Plant Pathology, Causes Of Plant Disease, Bacteria, Fungi, Viruses And Viroids Like human beings and other animals, plants are subject to diseases. Fungicides or Fungistatics, can be classified based on mode of action, usage and composition. Study of living, non-living and other causes of disease or disorder in plants- Etiology: 2. Plant Disease Control Principles of Plant Disease Management Integrated Management (IM) ‐Uses all pertinent information regarding crop, pathogens, history of disease, varietal resistance, environmental conditions, land, labor, and costs of treatment ‐Main goals of IM: 1.Eliminate or reduce inoculum Join SlideShare to discover, share, and present presentations and infographics on the world’s largest professional content sharing community. History of Pharmacognosy • Greek pharmacist Galen 131 – 200 A.D. History of Plant Pathology. doi: 10.1094/APSnetFeature-2008-0308. Strong research professional with a Master of Science (M.Sc.) Department of Plant Pathology, CSK HPKV, Palampur (H.P.) Biology - Biology - The history of biology: There are moments in the history of all sciences when remarkable progress is made in relatively short periods of time. It owes its origin to the ideas of the German scientist, Haberlandt, at the begining of the 20th century. At maturity or in the fall, round black specks, which are sexual fruiting bodies known as Beautifully coloured umbrella shaped mushrooms and toad stools growing on soils forming ‘fairy rings’ attracted Man from the very beginning. Viewers can feel free to use them for their teaching purposes. Study of origin, causes or reasons. Records of plant diseases could also be found in Vedas and the Bible. • 300 AD First records of biological controls; Chinese used. Survival and Dispersal of Plant Pathogens. focused in Food … Defense mechanism in plants – Structural and Bio-chemical (pre and … This is a timeline of virology, attempting to describe important events in the development of the field.There are 219 virus species that are known to be able to infect humans, with the yellow fever virus being the first to be discovered in 1901. The Plant Health Instructor. Introduction Today plant parasitic nematodes are recognized as major agricultural pathogens and are known to attack plants and cause crop losses throughout the world. History of Pest Management • 2500 BC First records of insecticides; Sumerians used sulfur compounds to control insects and mites. ... nutrition, metabolism, morphogenesis, embryogenesis, and pathology), plant modification and improvement, pathogen-free plants and germplasm storage, clonal propagation, and product (mainly secondary metabolite) formation, starting in the mid-1960s. If the disease is severe, the mildewed plant parts may be stunted and distorted. Experienced Researcher Phd Candidate with a demonstrated history of working in the higher education industry. 2007 Oct;37(2):169-80. doi: 10.1007/s12033-007-0031-3 . History of Pharmacognosy • Therapeutic properties of plants described in Rigveda and Atharva Veda. The Plant Health Instructor. One finds references to fungi in Roman and Greek classics. Fungicides, Bactericides and Nematicides are applied through different methods such foliar, slurry, drench, paste etc.). Skilled in Microbiology, Plant pathology, Food Science and Molecular Biology. Much like diseases of humans and other animals, plant diseases occur due to pathogens such as bacteria, viruses, fungi, oomycetes, nematodes, phytoplasmas, protozoa, and parasitic plants. Persons with cardiomyopathy frequently retain excess fluid, resulting in congestion of the lungs, and have 156-162 15. 200-204 17. In this article we will discuss about the brief history of mycology. Microbiology, the scientific study of microorganisms, a diverse group of generally minute simple life-forms, including bacteria, algae, and viruses. Objectives of Plant pathology 1. Leaves commonly turn yellow and wither, flowers are distorted or fewer in number, and fruit yield and quality are reduced. Phenomenon of infection – pre-penetration, penetration and post penetration. Definition of Tissue Culture: Tissue culture is the method of ‘in vitro’ culture of plant or animal cells, tissue or organ – on nutrient medium under aseptic conditions usually in a glass container. 1 Department of Plant Pathology, University of Arkansas, Fayetteville, AR 2 Department of Botany and Plant Pathology, Oregon State University, Corvallis, OR . For a review of the history of plant nematology see the book “General Nematology “by Armand Maggenti (1981); see also the nematode history web sites in Table 1. • 200 BC Romans advocated oil sprays for pest control. History of the Plant Pathology Plant diseases are the very old concepts, even when the primitive man lives on the mercy of the nature and they stared to utilise the plants for there several needs, still that time there was the probability of the plants dieses in any other forms. Disease may also reduce yield and quality of harvested product. It does not occur instantly like injury. Historical perspectives of using chemicals for plant diseases control Include application of effective methods for controlling plant diseases. 2005. Plant Biotechnology Journal publishes high-impact original research and incisive reviews by leading researchers in applied plant science, with an emphasis on molecular plant sciences and their applications through plant biotechnology. Plant Disease Epidemiology Epidemic Slow epidemic (Tardive epidemic) Occurs in monocyclic diseases On perennial plants E.g. History of Tissue Culture 3. Online, APSnet Features. The field is concerned with the structure, function, and classification of such organisms and with ways of … Tissue culture is sometimes referred to as ‘sterile culture’ or ‘in vitro’ culture. Nanotechnology: Scope and Application in Plant Disease Management: Mujeebur Rahman Khan and Tanveer Fatima Rizvi: Abstract: Nanotechnology is one of the most fascinating and rapidly advancing sciences and possess potential to revolutionize many disciplines of science, technology, medicine and agriculture. EARLY YEARS - 1888-1932 The importance of botany co agriculture was recognized in Ihe larreT part of the 19rh century by Dr. Howard Ay res, professor of biology, who taught a course in agriculwrnl borany (or du,: agriculture student. Knowledge, Well Presented Sign up for a LinkedIn account to learn or share your insights about any topic on SlideShare. It is a physiological process that affects some or all plant functions. Cardiomyopathy, any cardiac disease process that results in heart failure due to a decrease in the pumping power of the heart or due to an impairment in the filling of the cardiac chambers. Plant disease epidemiology is the study of disease in plant populations. 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