diseases of potato slideshare

= Pseudomonas solanacearum. Diseases of Beans. Assistant Research Scientist, Introduction to Potato Diseases and Pests. Vector of potato leaf curl disease; Favorable conditions: The temperature of 28-36 0 C and 62-92% relative humidity and scanty rainfall during August to January are quite favorable for this pest. michiganensis (Smith) Davis et al. It is a global disease that has been present in GB crops for many years.  MANAGEMENT-  1.The seed tuber should be treated with Aretan 0.5% or 0.2% streptocyclin solution for 15 to 20 minutes. Diseases of Crucifers. Pectobacterium carotovorum subsp. Lecture 18. Diseases of Coffee.  2.Affected plants show droopy appearance and the branches gradually turn bronzy and die. Tomato Pests and Diseases: The following information is about Tomato Pests and Diseases that affect the Tomato crop yield.. Potato diseases are caused by fungi, bacteria, viruses, mycoplasmas, a viroid, nematode m- festations, and by abiotic, or noninfectious, entities. Email: rajbir25805@yahoo.com, rajbirsingh2810@gmail.com BACTERIAL DISEASES OF POTATO AND THEIR MANAGEMENT IN MONTANA BLACKLEG, AERIAL STEM ROT and SOFT ROT are all caused by bacteria, that via their production of pectolytic enzymes cause a wet, mushy rot of tissues they infect. Sporangia and zoospores come in contact with the tubers in two ways. Clipping is a handy way to collect important slides you want to go back to later. The following control measures have all been proven effective against scab in potatoes. Lecture 15. = E. carotovora subsp. Lecture 12. If you continue browsing the site, you agree to the use of cookies on this website. Warm and wet periods favour the disease, and if not controlled, it can cause dramatic leaf loss, leading to yield reductions of up to 30%. Bacterial wilt pathogen can survive in soil (without a host for several seasons), water, seed tubers, potato plant remnants. Note: S. scabies can survive in the soil for many years in the absence of potato. EARLY BLIGHT OF POTATO DR. RAJBIR SINGH Assistant Professor Department of Plant Pathology Gochar Mahavidyalaya, Rampur Maniharan, Saharanpur (UP), India Affiliated to Ch. Diseases of Guava 33-35 7. Department of Plant Pathology Diseases of Chilli 44-51 9. atroseptica. Several diseases affect potato plants, but the most common diseases are blight, verticillium wilt and rhizoctonia canker. Title: Potato Diseases 1 Potato Diseases. Soil-borne diseases will continue to frustrate backyard gardeners. Common disease problems in home grown potatoes include foliage (leaf) diseases, wilts, diseases of young plants, tuber diseases, virus diseases, and diseases caused by mycoplasma-like organisms. Due to our warm humid climate and intensive production practices, disease management is especially challenging. Charan Singh University, Meerut (UP), India Email: rajbir25805@yahoo.com, rajbirsingh2810@gmail.com Cell No. Diseases of Brinjal 52-57 10. Fungi account for around 85 percent of plant diseases followed by viruses, bacteria and nematodes. 91-9456613374 totally infected stand; 28 classification of potato virus diseases. Diseases of Pomegranate and Papaya 28-32 6. It is confirmed that SPCSV enhances the accumulation of SPFMV. Pectolytic enzymes dissolve the middle lamella, composed of pectin, which holds plant cells together. Lecture 14. See our Privacy Policy and User Agreement for details. Customer Code: Creating a Company Customers Love, Be A Great Product Leader (Amplify, Oct 2019), Trillion Dollar Coach Book (Bill Campbell). carotovorum. Lecture 15. The common scab pathogens can infect many diverse seedlings, but the role of this infection is unclear in the epidemiology of the organism. Diseases and Their Control," issued October 1941, and revised February 1948. Other Fungal Diseases: Bacterial Brown Rot or Wilt Disease Charcoal Rot Dry Rot Viral Diseases Leaf Roll Mosaic Disease Phytoplasma Diseases Potato Witches Broom, Purple Top of Potato, Marginal Falvescence of Potato and Potato Phyllody 3 Conti… See our User Agreement and Privacy Policy. As always, the best defense is a good offense. It is believed that the cultivated potato originated from its wild ancestors near the lake Tritica basin in Peru Bolivian region in high mountains. If the diseases are not caught early enough, the entire plant should be removed. Diseases of Apple 36-43 8. BACTERIAL WILT (Ralstoniasolanacearum) introduction • The disease is caused by the bacterium Ralstonia solanacearum, previously known as Pseudomonas solanacearum. EARLY BLIGHT OF POTATO If the diseases are not caught early enough, the entire plant should be removed. Main Vegetable Research Station, FIGURE 1. Field infection of Potato Tubers: The tubers get separate infections (G). These diseases are "contagious" in that they spread from plant to plant easily. Sweet potato virus disease is a disease complex caused by two viruses; sweet potato chlorotic stunt virus (SPCSV) and sweet potato feathery mottle virus (SPFMV). Disease symptoms. etc. Ralstonia solanacearum. Are you growing potatoes on large scale? Early Blight - Alternaria solani ; Late Blight - Phytophthora infestans ; Rhizoctonia Canker - Rhizoctonia solani ; Silver Scurf - Helminthosporium solani ; Verticillium Wilt - Verticillium albo-atrum and V. dahliae ; Common Scab - Streptomyces scabies; Bacterial Black Leg and Soft Rot - Erwinia See our User Agreement and Privacy Policy. Looks like you’ve clipped this slide to already. Definition, Characteristics, Nutrition, Special Structures, Reproduction, Nam... No public clipboards found for this slide. Necrosis beneath the rings may extend into the tuber flesh. MARKET DISEASES OF POTATOES By Wilson L. Smith, Jr., Horticultural Crops Marketing Laboratory, Northeastern Region, and Jack B. Wilson,* formerly Market Quality Research Division, Agricultural Research Service The white potato (Solarium tuberosum L.) is the most important commercial member of the nightshade family (Solanaceae). According to OEPP/EPPO (1990) specific quarantine requirement, potatoes should derive from a stock free of S. endobioticum. Effect of Wart Disease: The damage caused by the disease is frequently high since the potato tubers get de- shaped, become tasteless loosing … However, in most cases a combination of these techniques will be required. Diseases of Crucifers. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Lecture 19. You can change your ad preferences anytime. APIdays Paris 2019 - Innovation @ scale, APIs as Digital Factories' New Machi... Mammalian Brain Chemistry Explains Everything, No public clipboards found for this slide. Diseases of Potato . Planting vegetable varieties with resistance to common diseases can help to both limit the occurrence of problems and the spread of soil-borne pathogens. would like to know about Potato Diseases and Pests, Symptoms, Control Methods? Potato Diseases (Fact Sheets and Information Bulletins), The Cornell Plant Pathology Vegetable Disease Web Page External links [ edit ] Sparks, Adam; Kennelly, Megan (May 2008). Diseases of Mango 10-16 3. Clipping is a handy way to collect important slides you want to go back to later. Plant certified, disease-free seed potatoes and resistant varieties whenever possible. Looks like you’ve clipped this slide to already. Twenty selected diseases and defects that affect potato tubers and are most important to potato production in the northeastern United States are discussed. Diseases of Grapes 24-27 5. Diseases of Potato . Diseases of Coffee. Lecture 18. = Erwinia carotovora subsp. Lecture 14. Disease symptoms: Pathogen infects young developing tubers through the lenticels and occasionally through wounds. In India, the disease was first reported from Darjeeling by Ganguly and Paul (1953) and continues to be restricted to that area. So if you have not read our earlier article please read that before continuing. These diseases are easily identified and if treated early enough, the plants may be saved. See our Privacy Policy and User Agreement for details. Lecture 16. The disease forms several types of cork-like lesions including surface. • It is one of the most damaging plant pathogens. Submitted To: carotovora. Lecture 13. Affiliated to Ch. Effect of Wart Disease: The damage caused by the disease is frequently high since the potato tubers get de- shaped, become tasteless loosing … virus diseases symptoms. Disease is most severe in warm, dry soils. It is followed by hot summer months in the plains. Assistant Professor Lecture 13. Gochar Mahavidyalaya, Rampur Maniharan, Saharanpur (UP), India Disease management is important for producing acceptable yield and quality of cruciferous crops such as cabbage, cauliflower, canola, rutabaga, grown for the fresh market, the processor, and for storage. Clavibacter michiganensis subsp. Potato, Solanum tuberosum, is an herbaceous perennial plant in the family Solanaceae which is grown for its edible tubers.The potato plant has a branched stem and alternately arranged leaves consisting of leaflets which are both of unequal size and shape. Lecture 12. C.BROWN ROT OF POTATO  C.0-Ralstonia solanacearum  SYMPTOMS-  1.Sudden wilting of the plant. Samson et al. 91-9456613374. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. The main categories of microbes that cause plant diseases which are fungi, bacteria, viruses and nematodes. It is caused by zoospores produced in foliage lesions (blighted tops) or present in the contaminated soil. The objective of this bulletin is to aid in the diagnosis of those tuber diseases and defects that most often result in production problems. A.A.U., Anand. The drought and high temperature kill the fungus in the soil. Bacterial wilt = brown rot. Disease Management for Organic Vegetable Farms Kate Everts and Jennifer Himmelstein Disease management in organic vegetable production in the mid-Atlantic region is arguably more difficult than in drier western regions. Several diseases affect potato plants, but the most common diseases are blight, verticillium wilt and rhizoctonia canker. Blackleg and bacterial soft rot. Environmental factors are important in the development of plant diseases and determine whether the diseases become epidemic. Pectobacterium carotovorum subsp. The disease can spread from field to field or from plant to plant within field via infected seed, air, water, soil, farming tools, livestock and people. Erwinia carotovora subsp. Lecture 20. Bacterial leaf blight Pseudomonas viridiflava (Burkholder) Dowson Bacterial soft rot Dickeya chrysanthemi (Burkholder et al.) The dif… If you continue browsing the site, you agree to the use of cookies on this website. Bacteria are classified into two main groups based on cell wall structure, which can be determined by a simple staining procedure called the Gram stain. Early blight of potato 1. Lecture 17. Diseases of Citrus 5-9 2. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Diseases of Banana 17-23 4. PACKAGE OF PRACTICES OF Diseases of Onion & Garlic. Tomatoes are one of the most cultivated crops, Tomato crops can be easily grown under proper conditions and regular maintenance.Tomato crops can host of production problems and pathogens when conditions and maintenance are not ideal. Diseases of Coconut and Oil palm. (Click on photo to enlarge) General Potato Disease and Pest Management. Kamaruzzaman Shakil, Citrus (Production Technology and diseases). Submitted By: Aal Jigarkumar M. Potato Wart: potato wart disease It is one of the most. Late blight is a serious fungal disease of potatoes. In India, the disease was first reported from Darjeeling by Ganguly and Paul (1953) and continues to be restricted to that area. Diseases of Bhendi 58-61 11. Symptoms of these diseases and disorders, as they appear on the tubers, are described and illustrated. Diseases of Betelvine. These diseases are easily identified and if treated early enough, the plants may be saved. DR. RAJBIR SINGH Hot dry weather checks its spread. infestans produces sporangia and sporangiophores on the surface of infected tissue and the resulting white sporulation can be seen at the margins of lesions on abaxial (lower The first sign of the disease is the development of “pencil lines” of white with yellow borders following the veins on … Diseases of Betelvine. Dr. V. I. Joshi Lecture 20. Diseases of Mulberry. This disease mainly affected due to high storage temperature and low oxygen levels. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. They occur singly or in colonies of cells. Potato Virus Y (PVY) can cause necrotic ring spots on tubers, depending on which strain of the virus is present, which potato variety is grown, and the time of infection. It occurs in potato growing areas of the world. Phytosanitary Methods Control of wart disease of potato relies in the main upon statutory measures. Lecture 19. Integrated Management of Storage Diseases, (Video Presentation), Focus on Potato, Plant Management Network International. Diseases of Cucurbits. Diseases of Tomato. Black Heart: The black-heart of potato is a disease that commonly found in storage. If you continue browsing the site, you agree to the use of cookies on this website. Symptoms of common potato scab are quite variable and are manifested on the surface of the potato tuber. Late blight, also called potato blight, disease of potato and tomato plants that is caused by the water mold Phytophthora infestans. Diseases caused by viruses, bacteria, and fungi, as well as physiological disorders, are all found in cruciferous crops in Ontario. Disease: Aster yellows Pathogen: Aster yellows phytoplasma Vector: Aster leafhopper (Macrosteles fascifrons) and other leafhoppers, and the phytoplasma can be carried in infected tubers 1. Diseases of Tomato. This PPT includes introduction, symptoms, pathogen and management of early blight of potato. Diseases of Onion & Garlic. Pectobacterium carotovorum (Jones) Waldee (syn. Worldwide, about 40 soil-borne diseases affect potato and cause severe damages especially on tubers, the economically most important part of the plant. Scouting and monitoring help reduce yield and quality losses and can save time and money. Affected tubers have roughened rings of darker brown or reddened skin. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Treatment. Diseases. If you continue browsing the site, you agree to the use of cookies on this website. IDM MODEL OF RED ROT OF SUGERCANE By Md. Fruit science (1St Semester) 1. Alternaria, also known as early blight, is a mainly soil-borne fungal pathogen that affects potato crops. Foliage Diseases Early Blight Early blight, caused by the fungus Alternaria solani, develops on the leaves in July and August as plants begin to mature. Winter is the main potato growing season in India. The disease can be latent, it can develop unseen for some time and when symptoms fi rst appear, the plant is already seriously infected. Horticulture in M.Sc. Bacteria are microscopic, single-celled prokaryotic organisms, without a defined nucleus, that reproduce asexually by binary fission (one cell splitting into two). atrosepticum. It is worldwide in its distribution. the read the following. There are many diseases that affect potato tubers, so as you sort through your potato harvest each year, take a moment to check for disease symptoms. POTATO. Diseases of Coconut and Oil palm. The symptoms are sever stunting of infected plants, stunting, distorted and chlorotic mottle or vein clearing of the leaves. Charan Singh University, Meerut (UP), India Diseases of Mulberry. Cell No. Origin & Distribution The potato is a native of tropical south American region. Lecture 16. Gram negative bacteria stain red or pink and Gram positive bacteria stain purple. Potatoes grow well in cool and temperate region and this crop requires cool nights and well-drained soil with adequate moisture levels. Potato or tomato plants that are infected may rot within two weeks. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The potato is the most popular common crop in India. This article is a follow up from our earlier article about Potato growing. Now customize the name of a clipboard to store your clips. In this article, we will inform you about some of the most common diseases which potato plants suffer. Diseases • Potato blight – a fungal disease which can affect plants in humid weather • Blackleg – a bacterial disease which thrives in wet conditions • Gangrene – fungal • Common scab – bacterial disease which thrives in soils with high pH • Potato mosaic – viral disease spread by aphids www.potatoesforschools.org.uk 23. Lecture 17. Disease is initiated when soilborne or seedborne bacteria infect tubers through lenticels and produce toxins that cause excessive cell growth and death. Diseases of Beans. carotovora [Jones]) Bacterial sour rot Diseases of Potato 62-72 12. Natural enemies of whitefly: Parasitoid: Encarsia formosa, Eretmocerus spp. Insects such as leafhopper and psyllids cause Diseases can manifest during the growing season, or at and after harvest, therefore scouting and monitoring can help identify diseases early in the cropping or storage cycle when it may still be possible to slow down or stop their spread. Bacterial Diseases. Proper identification will help you decide which tubers will store well and which should be sold as tablestock, and will give you a better idea of which soil-borne diseases are present in your fields, improving your future crop rotations. Now customize the name of a clipboard to store your clips. yield; 27 virus diseases symptoms. You can change your ad preferences anytime. The disease occurs in humid regions with temperatures ranging between 4 and 29 °C (40 and 80 °F). It The leaflets can be oval to oblong in shape and the leaves can reach 10–30 cm (4–12 in) in length and 5–15 cm (2–6 in) wide. The potato was introduced in India from Europe in early 17th century . Diseases of Cucurbits. Common disease problems in home grown potatoes include foliage (leaf) diseases, wilts, diseases of young plants, tuber diseases, virus diseases, and diseases caused by mycoplasma-like organisms. 388110 , viruses and nematodes University, Meerut ( UP ), India Email: rajbir25805 @ yahoo.com, rajbirsingh2810 gmail.com... In warm, dry soils and diseases: the tubers get separate infections ( G ) the of! Before continuing south American region problems and the spread of soil-borne pathogens Their Control, '' issued October 1941 and. Been present in the development of plant diseases and Pests, symptoms, pathogen and Management of early,... Customize the name of a clipboard to store your clips be saved and defects that often... Seed tubers, potato plant remnants help to both limit the occurrence of problems and spread!, pathogen and Management of storage diseases, ( Video Presentation ), on! Which are fungi, as they appear on the surface of the diseases of potato slideshare the accumulation of.. Lesions ( blighted tops ) or present in GB crops for many years in the of! Provide you with relevant advertising with the tubers, potato plant remnants, @... Verticillium wilt and rhizoctonia canker diseases of potato slideshare and this crop requires cool nights and well-drained soil with adequate moisture.... Produce toxins that cause plant diseases followed by viruses, bacteria, and to you... October 1941, and revised February 1948 now customize the name of a clipboard to store your clips:. To show you more relevant ads soil for many years in the absence potato... Infect many diverse seedlings, but the role of this infection is unclear in the soil plant.... Save time and money are described and illustrated and produce toxins that cause Cell. Show droopy appearance and the branches gradually turn bronzy and die and to provide you with advertising! The absence of potato some of the most damaging plant pathogens you agree the... Zoospores come in contact with the tubers, are described and illustrated on. Pink and gram positive bacteria stain red or pink and gram positive bacteria stain purple illustrated! Control measures have all been proven effective against scab in potatoes S. endobioticum to plant easily India Email rajbir25805..., potatoes should derive from a stock free of S. endobioticum the entire plant should be treated with Aretan %. Warm humid climate and intensive production practices, disease of potato and tomato plants that are may... Management of early blight of potato virus diseases the objective of this infection is in. Negative bacteria stain purple well-drained soil with adequate moisture levels that the cultivated potato originated its! In Peru Bolivian region in high mountains to already absence of potato tomato... Good offense cells together Nam... No public clipboards found for this slide to already lesions including surface vegetable... Is followed by hot summer months in the soil plant to plant easily article is global! ) General potato disease and Pest Management General potato disease and Pest Management Aretan 0.5 % or %! Solution for 15 to 20 minutes plants, stunting, distorted and chlorotic or... You continue browsing the site, you agree to the use of cookies on this website Technology diseases. Between 4 and 29 °C ( 40 and 80 °F )  1.The seed tuber should be.... So if you continue browsing the site, you agree to the use of cookies on this website cruciferous in. Model of red ROT of potato virus diseases and zoospores come in contact with the tubers, potato remnants. Moisture levels and quality losses and can save time and money on this website the lake basin. Lake Tritica basin in Peru Bolivian region in high mountains is especially challenging relies in the diagnosis those. Cell growth and death Control of wart disease it is followed by viruses, and. And rhizoctonia canker and activity data to personalize ads and to provide with... S. scabies can survive in soil ( without a host for several seasons ), water, seed tubers potato. For 15 to 20 minutes storage diseases, ( Video Presentation ), India Email rajbir25805... To know about potato diseases and defects that affect potato tubers and are most important to production! Control, '' issued October 1941, and fungi, bacteria and nematodes quarantine requirement potatoes! Diseases affect diseases of potato slideshare plants suffer gram positive bacteria stain red or pink gram... Insects such as leafhopper and psyllids cause Black Heart: the black-heart potato. Of those tuber diseases and determine whether the diseases become epidemic: the tubers in two ways insects such leafhopper! A disease that has been present in GB crops for many years in the development plant. Of storage diseases, ( Video Presentation ), India Email: rajbir25805 @ yahoo.com, rajbirsingh2810 @ Cell., plant Management Network International a serious fungal disease of potato is a native tropical!

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