Bacterial Diseases 3. It is the silk which is produced from the Eri yarn and spun by the silkworm called Samia ricini, and is indigenous to Assam. Eri group comprises of Eri (Samia ricini Donovan and Samia Cynthia) is widely available.Besides this wild silkworms like Attacus atlas and Cricula species are distributed in this region. Life Cycle of a Silk Worm Most commercial silk is Mulberry silk that is produced from cocoons of the Mulberry silkworm moth,called Bombyx mori, and comes mainly from China and India. This insect is also called the silkworm-moth and the mulberry silkworm Male and female moths are flightless and lack functional mouth parts. It is a beautiful big moth found in Asia. Sometimes it is caused by an ultra virus, which acts as an exciting agent followed by secondary infection of bacteria. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Presentation Summary : The eri silkworm is the only vanya silkworm species domesticated completely and adopted to indoor rearing all through the year, ... Life cycle of Eri silkworm . The silk is used indigenously for preparation of chaddars (wraps) for own use by these tribals. Also known as Endi or Errandi. Eri silkworm is hardier than mulberry silkworm and can be reared. Eri silkworm. Rearing of eri silkworm is almost a prerogative of the. It can rear 4-5 times in a year. The m You can change your ad preferences anytime. It is also one of the most durable natural fibre. United States Silkworm Chrysalis Industry 2015 Market Size and Share - The research report titled Silkworm Chrysalis has adopted an analytical approach to evaluate the dynamics of the Silkworm Chrysalis market. Mulberry (Pat), Eri, Muga and Oak tasar silk are produced. Clipping is a handy way to collect important slides you want to go back to later. These are Attacus receni, B, the Eri silkworm moth and Antherea paphia, B, the tassar silkworm moth. Bacterial Diseases 3. If you continue browsing the site, you agree to the use of cookies on this website. (iii) Muga Silkworm • Antheraea assama ( Saturnidae) (iv) Eri silk worm • Philosamia ricini ( Saturnidae) 3. C L A S S V I I The Eri silkworm has a unique ability to weave an open-ended cocoon. Layout, Madivala, Hosur Road, Bangalore – 560 068, Karnataka State, INDIA. Kkkkkkkkkkkkkkk - The eri silkworm is the only vanya silkworm species domesticated completely PPT. The evaluation was done considering various parameters i. e. Cocoon weight, shell weight, shell ratio, larval duration, ERR %, fecundity and life cycle duration. Improvement of Eri Silkworm (Samia ricini D.) Tolerant to High Temperature and Low Humidity Conditions by Continuously Regime Duanpen Wongsorn1, 2 Sivilai Sirimungkararat1, 2, 3* and Weerasak Saksirirat2, 3 1Entomology Section, Department of Plant There are 26 eco-races of eri silkworm like Borduar, Khanapara, Kokrajhar, Titabar, Diphu, Genung, Nongpoh etc. P.ricini (also called as castor silkworm) is a domesticated one reared on castor oil plant leaves to produce a white or brick-red silk popularly known as Eri silk. Eri silk (Assamese: এৰি ৰেচম) comes from the caterpillar of Samia ricini, found in northeast India and some parts of China, Japan. is primary food plants of Eri silkworm and commonly distributed in this region.However, Kesseru (Heteropanas fragrans Roxb.) Mulberry Culture 3.1 Biology of Mulberry Silkworm The insect producing mulberry silk is a domesticated variety of silkworms, which has been exploited for over 4000 years. And you can wear it during all sorts of weather! Eri Silkworm Forest Based Tasar Silkworm Muga Silkworm. Mulberry (Pat), Eri, Muga and Oak tasar silk are produced. [1] The name "eri" is derived from the Assamese word "era", which means "castor", as the silkworm feeds on castor plants . Customer Code: Creating a Company Customers Love, Be A Great Product Leader (Amplify, Oct 2019), Trillion Dollar Coach Book (Bill Campbell). Protozoan Diseases: Pebrine: The most virulent protozoan disease of silkworm is Pebrine, so named as the infected worms show some pepper-like black spots. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Samia ricini, or the Eri silkworm, is raised in India and parts of the Orient for its silk.Raising Eri silkworms is referred to as Ericulture. Silkworm is one of the important insects which forms a quality of fiber called silk. If you continue browsing the site, you agree to the use of cookies on this website. The life cycle of mulberry silkworm completes in 45-55 days, consists of stages egg, larva, pupa and moth. Resultantly, the eri cocoons are open-mouthed and are spun. It is obtained from the cocoons of the silkworms which is important from the commercial point of view. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Influence of new host plants on. The important two types of silkworm are ERI Silkmoth (Attacus ricinii) and SERI Silkmoth (Bombyx mori). Now customize the name of a clipboard to store your clips. 3. Source: Central Muga Eri Research & Training Institute, Lahdoigarh, Jorhat, Assam. Fungal Diseases. Other Silkworm Moths: There are two other silkworm moths which also yield silk. All the strains reared at present belong to the species Looks like you’ve clipped this slide to already. Eri group comprises of Eri (Samia ricini Donovan and Samia Cynthia) is widely available.Besides this wild silkworms like Attacus atlas and Cricula species are distributed in this region. The Eri Silkmoth, or Ricini Moth, more scientifically Samia cynthia ricini, is a subspecies of the Samia cynthia moth. Samia ricini, or the Eri silkworm, is raised in India and parts of the Orient for its silk. It provides a detailed analysis comprising an in-depth research on the Silkworm Chrysalis market growth drivers, restraints, and potential growth opportunities, with key focus on China. It was imported to Thailand in 1974. … Eri Silk is one of the purest forms of Silk that is a true and genuine product of the Samia cynthia ricini worm. Protozoan Diseases 2. The plinth area 10 m x 5 m size rearing house having tin or thatch roofing with 1.5 m varandah all around is ideal for accommodating 100 dfls for commercial silkworm … The eri silk worm is mostly found in tribal areas of Assam. See our Privacy Policy and User Agreement for details. The silk worms that produce Eri silk feed on castor plants, hence deriving the name ‘eri’. Influence of new host plants on larval duration and total life cycle of Eri silkworm during (Nov–Dec and Jan-Feb ). This caresheet deals with both Samia cynthia and Samia cynthia ricini. Eri silkworm shows different rear-ing behaviour when reared on different food plants (Kumar & Gangwar 2010). Eri-culture is a Household activity practiced mainly in North Eastern Region for protein rich pupae, a delicacy for the tribals in the region. These communities have existing skills in weaving, and access to trees in the area which are suitable to feed the Eri silkworms. Viral Diseases 4. Eri Silkworm being polyfagous has wide range of food Plants such as Tapioca/cassava, Papaya, Payam, Kessaru and Barkessuru etc. See our User Agreement and Privacy Policy. This was taken as drowry by married princess during olg age in Tibet. Eri silkworms are reared indoor. Ericulture is a household activity practiced mainly for protein rich pupae, a delicacy for the tribal. well, it is part of sericulture in which worms are raised for the production of raw silk. Life cycle of silkworm and They will be a couple of days behind all the way through their life cycle. ADVERTISEMENTS: In this article we will discuss about the Diseases of Silkworm:- 1. Life Cycle of a Silk Worm 2. Silkworm is one of the important insects which forms a quality of fiber called silk. B.K. MULTIVOLTINE 14 DAYS 10 DAYS 350-500 eggs 30-35 DAYS 5 instars 12 September 2013 11 44 (summer)-85 days (winter) Egg : Ovoid & dull white Measures 1.5 x 1.0 mm and weighs 6 mg 12 September 2013 12. Influence of new host plants on larval duration and total life cycle of Eri silkworm during (Nov–Dec and Jan-Feb ). 1. Package of practices of Muga, Eri and Mulberry Sericulture for North Eastern region of India, 2005, Central Muga Eri Research & Training Institute, Lahdoigarh, Jorhat, Assam. Improvement of Eri Silkworm (Samia ricini D.) Tolerant to High Temperature and Low Humidity Conditions by Continuously Regime Duanpen Wongsorn1, 2 Sivilai Sirimungkararat1, 2, 3* and Weerasak Saksirirat2, 3 1Entomology Section, Department of Plant Eri silk is one of the most durable and strong fibres. Eri silkworm is multivoltine in nature. Silkworm stops feeding towards the end of fifith in- star and starts building the cocoons. Silk is a fabric which was once synonymous with luxury. Rearing of Silkworm. Clipping is a handy way to collect important slides you want to go back to later. Host Plants of Eri Silkworm . Presentation on Silkworm 1. Influence of new host plants on. Now India plays a major part in sericulture leading 2nd position for silk 6. If you continue browsing the site, you agree to the use of cookies on this website. However, the Eri silkworm pupae were found to be enriched with PUFAs such as palmitic acid, oleic acid, and linoleic acid (Kim et al., 2010) as well as α-linolenic acid (Shanker et al., 2006). Flacherie; commonly known as anal protrution is a syndrome of bacterial diseases in muga silkworm caused by Pseudomonas sp. with greater ease and little investment. Rearing of eri silkworm is almost a prerogative of the. See our User Agreement and Privacy Policy. They will be a couple of days behind all the way through their life cycle. eri silkworm are generally influenced to a great extent by a variety of food plants and nutritive contents of the foli-age (Singh & Das 2006). The larvae becomes transparent, shiny and stops feeding before spinning. The caterpillars are really large and have beautiful white, yellowish or blueish colors. ADVERTISEMENTS: Causative organisms: Pebrine is caused by the […] Silk is a smooth, shining, fabulous and unique natural fiber produced by several species of silkworm. The important two types of silkworm are ERI Silkmoth (Attacus ricinii) and SERI Silkmoth (Bombyx mori). P.ricini (also called as castor silkworm) is a domesticated one reared on castor oil plant leaves to produce a white or brick-red silk popularly known as Eri silk. Rearing of Silkworm. These eri silkworm strains are quite different from each other both in morphology (colour polymorphism) and genetic traits. The life cycle of mulberry silkworm completes in 45-55 days, consists of stages egg, larva, pupa and moth. It provides a detailed analysis comprising an in-depth research on the Silkworm Chrysalis market growth drivers, restraints, and potential growth opportunities, with key focus on China. Assam is the only place in the world where all commercially exploited varieties of silk viz. See our Privacy Policy and User Agreement for details. Silkworm Rearing: The following information is all about Silkworm Rearing. Eri silk: These belong to either of two species namely Samia ricini and Philosamia ricini. Flacherie. All the strains reared at present belong to the species What is silkworm rearing? Both these moths belong to the family Saturnidae are large-sized and their caterpillars are also considerably monstrous, stout and about 10.00 cm long. Silkworm The Silkworm, Bombyx mori produces the silk of commercial importance It is the caterpillar of a moth whose cocoon is used to make silk. Looks like you’ve clipped this slide to already. Now customize the name of a clipboard to store your clips. 3. Eri Silkworm being polyfagous has wide range of food Plants such as Tapioca/cassava, Papaya, Payam, Kessaru and Barkessuru etc. Initially five families If you continue browsing the site, you agree to the use of cookies on this website. with greater ease and little investment. Member Secretary & CEO, Central Silk Board, CSB Complex, B.T.M. Eri silkworm is hardier than mulberry silkworm and can be reared. ADVERTISEMENTS: Causative organisms: Pebrine is caused by the […] LIFE CYCLE OF ERI SILKWORM 12 September 2013 10. It is cooling in the summer and warming in the winter. C L A S S V I I Life cycle of silkworm and processing of silk 2. The Eri Silkworm Program began in 2012 and was underpinned by a fundamental purpose to empower communities in the Chiang Rai region. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Bed cleaning Resultantly, the eri cocoons are open-mouthed and are spun. These diseases are known to occur in almost all the silkworm rearing areas of the world causing considerable damage to the silkworm cocoon crop. Sericulture: History,silk route & types of silk, Varun das v s power point presentation on sericulture, No public clipboards found for this slide. It finds its use in parachutes, blanked filling, surgical sutures and even bicycle tires! GLOBAL RAW SILK PRODUCTION - 2014 Country MT Country MT Brazil 560 India (16%) 28474 Bulgaria 8 Indonesia 10 China (82%) 146000 Iran 110 Colombia 0.5 Japan 30 Syria 0.5 Uzbekistan 1100 Thailand 692 Vietnam 420 Tunisia 4 Madagascar 15 Protozoan Diseases 2. Mulberry Culture 3.1 Biology of Mulberry Silkworm The insect producing mulberry silk is a domesticated variety of silkworms, which has been exploited for over 4000 years. Since it completes its life cycle and flies away, the resulting yarn from the cocoon is humane, and is thus referred to as the Ahimsa Silk. Castor (Ricinus communis Linn.) Rightfully so, for there could be no material as smooth, comfortable, pretty and shiny as silk. SILKWORM – Bombyx mori 4. a. Mulberry silkworm b. Tasar silkworm c. Muga silkworm d. Eri silkworm e. Oak silkworm f. Giant silkworm 5. Colour changes to pure yellow Colour changes to pure yellow LIFE CYCLE OF ERI SILKWORM 12 September 2013 10. (iii) Muga Silkworm • Antheraea assama ( Saturnidae) (iv) Eri silk worm • Philosamia ricini ( Saturnidae) 3. about the life cycle of silkworm for class VII. Eri silk is the product of the domesticated silkworm, Philosamia ricini that feeds mainly on castor leaves. Castor (Ricinus communis Linn.) Eri-culture is a Household activity practiced mainly in North Eastern Region for protein rich pupae, a delicacy for the tribals in the region. United States Silkworm Chrysalis Industry 2015 Market Size and Share - The research report titled Silkworm Chrysalis has adopted an analytical approach to evaluate the dynamics of the Silkworm Chrysalis market. Mulberry silkworm Bombyx mori is affected by a number of diseases caused by viruses, bacteria, fungi and protozoa. MULTIVOLTINE 14 DAYS 10 DAYS 350-500 eggs 30-35 DAYS 5 instars 12 September 2013 11 44 (summer)-85 days (winter) Egg : Ovoid & dull white Measures 1.5 x 1.0 mm and weighs 6 mg 12 September 2013 12. Singh, N. Tiken Singh, 2010, Muga Silkworm Seed Organization (MSSO), P-4 Unit, Mendipathar, East Garo Hills, Meghalaya. Introduction To Silkworm Rearing. Viral Diseases 4. Assam is the only place in the world where all commercially exploited varieties of silk viz. Host Plants of Eri Silkworm . It is obtained from the cocoons of the silkworms which is important from the commercial point of view. Since it is the most critical period of its metamorphosis. The silk is not reelable like Bombyx mori, the mulberry silkworm, so it is spun into a yarn which is both soft and durable.In their native lands, they are hand-fed mostly castor bean and tapioca leaves, but will also eat ailanthus and ligustrum. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Eri-silkworm, Samia cynthia recini B., is a multivoltine and polyphgous insect feeding on diversified host plants among which castor is a primary host plant. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. ADVERTISEMENTS: In this article we will discuss about the Diseases of Silkworm:- 1. Silkworm spins cocoons prior to pupa- tion so as to protect itself from external disturbances and natural enemies. Samia ricini, or the Eri silkworm, is raised in India and parts of the Orient for its silk. Techniques of Rearing Silkworm Rearing of Eri Silkworm, Samia Ricini (Donovan) Rearing house. The cocoons cannot be reeled into raw filament yarn, but are spun like wool. Feeding: 4-5 feeding should be given per day at regular intervals. Slowly it passed on to China and finally to India. is primary food plants of Eri silkworm and commonly distributed in this region.However, Kesseru (Heteropanas fragrans Roxb.) APIdays Paris 2019 - Innovation @ scale, APIs as Digital Factories' New Machi... No public clipboards found for this slide. You can change your ad preferences anytime. It is also considered a peace silk as the worm is not killed. When it comes to the definition of the silkworm, it is the larva or caterpillar of the “Bombyx mori” moth. processing of silk. Protozoan Diseases: Pebrine: The most virulent protozoan disease of silkworm is Pebrine, so named as the infected worms show some pepper-like black spots. Fungal Diseases. The word ‘Eri’ is inspired from the Assamese word ‘era’ which means castor. Eri … life cycle of silkworm 1.
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