We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. PLANT DISEASES Plant disease is an impairment of normal state of a plant that interrupts or modifies its vital functions. Classification of plant diseases Pl. and time for the disease to develop.  Prowdery mildew  Forest diseases Memoir on the immediate cause of bunt or smut of wheat, and of several other diseases of plants, and on preventives of bunt. [Translation by Keitt G.W. Air borne Soil borne On the basis ofhost plants or. PLANT PATHOLOGY CLASSIFICATION OF PLANT DISEASE ON THE BASIS OF SYMPTOMS ON THE BASIS OF ORGANS THEY ATTACK ON THE BASIS OF PARTS ON THE BASIS OF GEOGRAPHIC DISTRIBUTION ETC. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. If you continue browsing the site, you agree to the use of cookies on this website.  Downy mildews 111 (Cr.  Rusts Classification of plant diseases based on causative organism Based on causative organism the plant diseases are classified into two.They are Non-infectious and Infectious diseases. segmentation and classification plant diseases can be divided into four phases: 2.1 Phase 1 - K-means Clustering Technique. Nomenclature & classification of Plant Viruses Viruses are the entities whose genome is a nucleic acid, either DNA or RNA, which reproduce inside living cells and use their synthetic machinery to direct the synthesis of specialized particles, the virions which contain the In Rigveda, classification of plant diseases and germ theory of disease were discussed. Plant disease, an impairment of the normal state of a plant that interrrupts or modifies its vital functions. Clipping is a handy way to collect important slides you want to go back to later. Meaning of Post-Harvest Diseases: The diseases which develop on harvested parts of the plants like seeds, fruits and also on vegetables are the post-harvested diseases. 2. Air borne 3.  Smuts up to about 1830 were artificial systems, which … Classification of plant diseases Artificial Classification: The earliest systems of classification which remained dominant from 300 B.C. Classification of Fungicide. On the basis of symptoms  Leaf spot Classification of plant diseases.  Diseases of maize etc. • PROFESSOR Classification of virus on the basis of genetic material present, presence of a number of strands, presence of envelope, capsid structure, shapes of the viruses, types of host, mode of transmission, replication properties, site of replication and Baltimore Classification. Disease is caused by living organisms. fungi, bacteria, virus, phytoplasma, nematodes, higher parasitic plants etc. DEPARTMENT OF They can be classified as root diseases, stem diseases, foliage/foliar diseases, etc. 1. Plant diseases can be classified as infectious or noninfectious, depending on the causative agent. It basically focuses on prevention of many diseases and ailments. (b) Diseases resulting in the slowing down or stunting of the growth of the plant or plant parts-atrophic and. This paper is concerned with a new approach to the development of plant disease recognition model, based on leaf image classification, by the use of deep convolutional networks. •A plant disease cannot develop if a susceptible host, pathogen, and favorable environment do not occur simultaneously •The major plant pathogens responsible for disease development in plants are fungi, bacteria, viruses, and nematodes •The disease cycle describes … . CLASSIFICATION OF PLANT DISEASE BY SOMBIR KASHYAP MDU ROHTAK HARYANA PLANT PATHOLOGY. If you continue browsing the site, you agree to the use of cookies on this website. A plant may be said to be diseased, when … Localized diseases Leaf spots b. 2. Plant Disease Epidemiology- A lecture for MS students (BAU), ROLE OF PATHOGEN DERIVED EFFECTOR PROTEINS IN PLANT DISEASE AND RESISTANCE. The physiological parts of plants like leaves, flowers, fruits, seeds, barks and roots are used as key ingredients and compositions of herbal medicines. Looks like you’ve clipped this slide to already. Systemic diseases Downy mildew & viral diseases 3. The best and most widely used classification of plant diseases is based on the causal agent, such as a noninfectious agent or an infectious agent (i.e., a virus, viroid, mycoplasma, bacterium, fungus, nematode, or parasitic flowering plant). Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. See our User Agreement and Privacy Policy. On the basis of the organisation of the vegetative thallus, the morphology of reproductive structures, the way of spores production and particular life cycle involved the kingdom mycota is classified into following divisions.. Phycomycetes.  Diseases of Wheat The types are: 1. 1. It includes the simplest type of fungi. Clipping is a handy way to collect important slides you want to go back to later. You can change your ad preferences anytime. On the basis of natural perpetuation and mode of infection The harvested products may get infected on the way to storage or to market or even before their final consumption. You can change your ad preferences anytime. What is a disease? Other diseases of plants, and on the condoms of caries. Classification of plant diseases Non-Infectious diseases • Non-infectious diseases are caused by non living factors or agents.  Wilt On the basis of symp­toms, plant diseases are classified into three categories: ADVERTISEMENTS: (a) Diseases resulting in the death of the affected tissues-necrotic. Based on plant part affected. Path. Elemental sulphur and Lime sulphur. According to a very broad classification, diseases can also be classified under the following – physical diseases, mental diseases, infectious diseases, non- infectious diseases, deficiency diseases, inherited diseases, degenerative diseases, social diseases, self-inflicted diseases. b. 3. Types 4. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. All viruses that spread within their host tissues (systemically) can be transmitted by grafting branches or buds from diseased plants on healthy plants. On the basis of extent to which plant diseases associated with plant Non-infectious (abiotic) » Not caused by a living parasitic organism; usually an environmental factor 2. Marshall Ward (1901): disease represents a condition in which functions of the plant are not properly discharged. S ROLL NO – 19 VII TERM 2. INTERNATIONAL CLASSIFICATION OF DISEASES • International statistical classification of diseases and related health problems in short “ICD” is the international standard diagnostic tool for epidemiology, health management and clinical purposes. Air borne disease Paddy blast, Tikka leaf spot of groundnut. Slideshow search results for plant classification Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Many plant diseases are caused by pathogens ,disease causing agents are called pathogens. • 5077  Canker 1. Fungi account for around 85 percent of plant diseases followed by viruses, Disease is a harmful deviation from normal functioning of physiological processes. Plant Classification: Type # 1. • DR SUNDER SINGH Plant disease epidemiology is the study of disease in plant populations.  Cereal diseases A plant disease can also be defined as any problem with the plant that leads to a reduction in yield or appearance. Plant disease - Plant disease - Transmission: With the exception of tobacco mosaic virus, relatively few viruses or viroids are spread extensively in the field by contact between diseased and healthy leaves. Based on type of infection a. Depending on certain characteristics, diseases can also be classified as an acute disease where the onset of the disease is sudden, lasts for a shor…  Blight  Fruit diseases – loose smut of wheat ext. Elemental sulphur:-It is also divided into two parts. Control. classification of diseases in plants Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. See our Privacy Policy and User Agreement for details. Learn more about the importance, transmission, diagnosis, and control of plant diseases. The main categories of microbes that cause plant diseases which are fungi, bacteria, viruses and nematodes. See our Privacy Policy and User Agreement for details. • SOMBIR KASHYAP (British Mycological Society, 1950) Horsfall & Diamond (1957): Disease can be defined as a Plant disease - Plant disease - Definitions of plant disease: In general, a plant becomes diseased when it is continuously disturbed by some causal agent that results in an abnormal physiological process that disrupts the plant’s normal structure, growth, function, or other activities. Classification of Post-Harvest Diseases 3. CLASSIFICATION ON THE BASIS OF CAUSE • Infectious disease – a disease that is caused by a pathogen that can spread from a diseased plant to healthy plant. 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. Paris: Bernard Quai des Augustins. Classification of Metazoa Sub ... Trypanasoma cruzi Chagas disease (cardiovascular) 13 million 14,000 African trypanosomes African sleeping sickness 0.3 – 0.5 million 48,000 Leishamania Cutaneous, mucocutaneous and visceral leishmaniasis 12 million; 2 million new ADVERTISEMENTS: The following points highlight the top three types of system of plant classification. Hrs. Two types of diseases. Artificial Classification 2. 1 If you continue browsing the site, you agree to the use of cookies on this website. It is also known as parasitic and biotic disease E.g. Seed borne disease int. 3+1) P.N. Infectious (biotic) » Caused by a living parasitic organism Importance of Plant Classification. Localized, if they affect only specific organs or parts of the plants. Seed borne The book "Vraksha Ayurveda" written by Surapal in ancient India contained information on plant diseases. BOTANY MDU ROHTAK. CLASSIFICATION OF PLANT DISEASES. Plants are classified based on these 3 characteristics: The evergreen plants are plants that retain leaves at all times (all year round). • SUBMITTED TO Systemic, if entire plant is affected. 1. – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 85eb4e-OTc0Y The learned men during Vedic period were aware that the diseases are caused by microbes. • SUBMITTED BY  Ornamental diseases  Rots • MSC FINAL Fungicides:-These are chemicals used to kill fungi.Types of Fungicides (A) Sulphur Fungicide:- It is divided into two types e.g. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.  Vegetable diseases Classification of Plant Diseases 1. Such as Pectobacterium atrosepticum (a potato pathogen) It is also called as Algae-Fungi because most of the characteristics of them are similar to algae like Vaucheria. Based on type of perpetuation and spread a. Phylogenetic Classification. On the basis of crop Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Re-ferring to the above ranking, three of these divisions are Bryophytes, (b)Wettable powder:-it is more popular and used as spray @ 2.5% eg. See our User Agreement and Privacy Policy. A botanist divides the plant kingdom into Divisions, similar to the Phy-la used to divide the animal kingdom. Amjad Khan Afridi No public clipboards found for this slide. (1939). 1. Memoir on the immediate cause of caries or coal of the bles, and several. The main purpose of classifying plants is to ensure that the right plants are correctly named, grouped and identified. Based on perpetuation and spread. Soil borne 2. Now customize the name of a clipboard to store your clips. There are twelve divisions. Now customize the name of a clipboard to store your clips. Sharma Department of Plant Pathology, CSK HPKV, Palampur (H.P.) (a) Dust:-it is used as dust @ 25kg/ha. 1. If you continue browsing the site, you agree to the use of cookies on this website. 1 Amjad Khan Afridi Classification of plant diseases Classification of plant diseases On the basis of extent to which plant diseases associated with plant Localized Systemic On the basis of natural perpetuation and mode of infection 1. Or, Plant disease is a pathological malfunctioning process of the plant body due to continuous irritation which results in some suffering. If you continue browsing the site, you agree to the use of cookies on this website. This informal way of describing plant classification gives an overview of how plants are classified. Any abnormal condition that damages a plant and reduces its productivity or usefulness to man. Plant diseases 1. Botanists use a more complex system. B.sc agriculture i principles of plant pathology u 1.2 introduction to plant ... B.sc agriculture i principles of plant pathology u 1.1 introduction to plant ... 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