life cycle of muga silkworm ppt

The egg remains in dormant stage until spring arrives. After a silkworm is hatched, they will spin a cocoon approximately 28 days later. Muga silk is the product of the silkworm Antheraea assamensis endemic to Assam. Silkworms are insects from the moth family, Bombycidae. Life history: The moth is multivoltine the entire life cycle lasts for about 50 days in summer and 120 days in winter. The symptoms of Pebrine include loss of appetite, unequal size, delayed growth, and irregular shedding. Because the Tasar Silkworms are domesticated, they are more prone to “Pepper Disease”. <<8157a61f694bd849929949c63f976e4e>]>> 0000000016 00000 n This species of silkworms is also native to India. Diseases and pests of muga silkworm Pebrine disease. Later, as the larva grow in size and become green they gradually descend in the tree canopy. Muga silk worm is multivoltine and 5-6 crops are raised in a year out of which two commercial crops (Jethua: May- June and katia: October- November), two pre-seed crops (Jarua: December- January and Aherua: June- July) and two seed crops (Chotua: February- March and Bhodia: July- August. Samia ricini, or the Eri silkworm, is raised in India and parts of the Orient for its silk. Wild silk can be used to create scarves, shawls, accessories, and lampshades. Common silkworms include the Muga, Tasar, Eri, and the Mulberry. Like the other diseases, loss of appetite is a symptom. 0000007254 00000 n Life history • The moth is multivoltine the entire life cycle lasts for about 50 days in summer and 120 days in winter. Silkworm Life Cycle Clip Art: Explore the life cycle of a silkworm with your budding science students. Rearing of Muga silkworm Muga silkworm rear in out door on tree. The duration of life cycle was longest during winter i.e December-February (79.85 days) and the shortest being in post-monsoon months i.e September-October (53.63 days). Normally, silk from this worm is reserved for royal families. Egg 1st stage worm 2nd stage worm (3-5 days) Moth 3rd stage worm (4-8 days) Cocoon (7-10 days) 4th stage worm (5-11 days) Mounting on Jali Cocooning **Duration ranges indicates stage wise duration in summer and winter crops 5th stage worm 18. Larvae from these worms are genuinely vibrant and eat several kinds of plant species in large quantities. Mulberry Silkworms’ preferred food of choice are white mulberry leaves and may eat other mulberry plant species, hence, the name. Egg is the first stage of a silkworm’s life cycle. Assam is the only place in the world where all commercially exploited varieties of silk viz. Adult muga moth: Mar 23, 2014 - Looking for background information about the silkworm moth and their life cycle? Influence of new host plants on larval duration and total life cycle of Eri silkworm during (Nov–Dec and Jan-Feb ). Once the eggs are laid, they can have eight lifecycles within one year. To watch the slide show, just go to a full-screen mode! Useful for your science teaching about caterpillars and their transformation into moths, as well as how they make silk.Tags in this resource: silkworm-crawling-along-a-branch.pngsilk-moth.pngsilk-moth-emerging-from-cocoon.png Pebrine at any stage of silkworm life cycle can be detected by observing the above mentioned symptoms. These silkworms feed on the aromatic leaves of Som and Soalu plants and are reared on trees similar to that of tasar. 774 0 obj<>stream This moth is semi-domesticated and can be raised outdoor. Muga moth (“Muga Polu’ in Assamese) also has the same life cycle as other silk­worms, i.e., egg, larva, pupa and adult. What makes mulberry silk a luxury is the weight, elasticity, durability, texture, insulation, and appearance. It is becoming popular the world over. 0000007696 00000 n Life Cycle Life cycle of the silkworm consists of four stages i.e. This handy PowerPoint gives you lots of information about silkworms and their life cycle. Motivate your students to learn about how insects like silkworms grows from eggs to adulthood. With their life cycle completed, the moths soon die. Once the larvae are hatched, they are yellow at first, then turn a greenish-white and can grow to a maximum of 70-75 mm. In four to six days, the female lays her eggs numbering over five hundred. They are the caterpillars of moths in Lepidoptera. This virus is also spread through contact with fecal matter and bodily fluids. They will also swell, become fragile and easily rupture. These silkworms can be found in India and parts of Japan. Factors that can affect the quality of the silk are breeding, and diet. Muga silk is known for its sparkling golden color, luster and durability. adult, egg, larva, and pupa. 3. 0000001856 00000 n trailer 0000004600 00000 n The life cycle follows as: egg, larva/caterpillar, pupa/chrysalis, and imago.Pupa/chrysalis is the maturing of the larva and imago is the adult body of a moth. 772 0 obj<> endobj 0000002865 00000 n Life Cycle of a Silkworm Moth Diagram Life Cycle Information The Eggs The Larva The Cocoon The Adult Silkworm Moth The Silkworm Moth is an Insect Feeding Your Larvae and Adults Silkworm Larva and Moth Care There are questions for students to answer throughout the slides on a separate sheet of paper or in their science … It is widespread in Assam and also practiced in Bihar, West Bengal, Manipur, Orissa and Tripura. The Mulberry Silkworms or Bombyx Mori are also domesticated and can be categorized into three different groups. Muga silkworm is Semi … Mulberry silk is the best quality silk on the market if it is properly formulated. The life cycle follows as: egg, larva/caterpillar, pupa/chrysalis, and imago.Pupa/chrysalis is the maturing of the larva and imago is the adult body of a moth. The fifth instar larva is fully grown and consists of three pairs of jointed legs and five pairs of unjointed stumpy prolegs. 150 days in winter. Pebrine is the most serious disease of muga silkworm caused by a protozoan of Nosema sp. 0 Fertilisation is internal, preceded by copulation. The silk produced from these worms is called Tussar Silk and is often stronger and coarser like silk from a wild silkworm. These groups are the Univoltine, Bivoltine, and Polyvoltine. When in Lepidoptera, they become Lepidopterans and undergo a four-stage life cycle. 0000003768 00000 n There are a total of 16 slides, formatted as a PDF file. Even, the The development includes a complicated metamorphosis. Tasar Silkworms have a similar scientific name to the Muga Silkworms, and it is the Anthearaea Mylitta. 0000003528 00000 n TASAR MUGA ERI WILD SEMI DOMESTICATED DOMESTICATED TropicalSilkworm A. Mylitta, (India) Temperate Silkworm A. assamensis Philosamiaricini A. Proyli, (India) A. Pernyi, (China, USSR) A. Yamamai, Japan) 12 September 2013 2 The muga silk, an high value product is used in products like sarees, mekhalas, chaddars, etc. 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. Table of Contents [ hide] Wild silk fabric is also known as Tussah fabric, and it is from silk moths called, “Bombyx Mori”. It provides a detailed analysis comprising an in-depth research on the Silkworm Chrysalis market … 0000005560 00000 n • Muga moth (“Muga Polu’ in Assamese) also has the same life cycle as other silkworms, i.e., egg, larva, pupa and adult. Again, by advanced immune enzymatic methods, presence of pebrine spores can … The larvae will turn pale, and their movement will noticeably decrease within 12-18 hours. Bivoltine silkworms can be found in China, Japan, and Korea and breed twice a year in warmer climates. Mulberry (Pat), Eri, Muga and Oak tasar silk are produced. Life cycle of Muga silkworm (Antheraea assama Ww) Muga silkworm is a holometabolous insect passing through complete metamorphosis from egg to adult. The silkworms are reared out door and as such are exposed to vagaries of nature. Muga Silkworm life cycle The tiny, newly hatched larva move high up in the top of Som or Suala tree and commence chewing the tender leaves. Duppoini silk is strong, visually appealing, but it has a harsh feel in comparison to its previously stated competitors. 0000008595 00000 n The product costs a lot because the cost of production can be costly. 9 Types of Dandelions and their look-a-likes, 19 Examples of Monocots (common and unusual). This is the set for you! The duration of life cycle is six to eight weeks depending upon racial characteristics and climatic conditions. Silkworms in the Polyvoltine group are found in the tropics. Influence of new host plants on. The female moth lays an egg about the size of an ink dot during summer or the early fall. Life cycle,morphology and Rearing of Muga silkworms Ch-10 Applied Sc, Allied Physical and Chemical sc ... Silkworm - Silk Worm To Silk | Silk Worms How Silk Is Made - Duration: 3:00. Life Cycle of Mulberry Silkworm: The silk moth is dioecious, i.e., the sexes are separate. Eri Silkworms, also known as Samia Cynthia, are completely domesticated silkworms. The female moth lays an egg about the size of an ink dot during summer or the early fall. Each larva feeds on 90gm of leaves during its larval period (voracious feeders) Prepupa Pupa 4-7 10-12 Non feeding stage, cocoon spinning within 2-4 days Adult 2-3 Robust creamy white moth, bipectinate antenna, non … Symptoms include sluggish movement, soft bodies, no appetite, excessive fecal matter, and delayed growth. Wild silk is can be rough or coarse. Change of climatic factors, specially temperature and relative humidity affects almost every aspects of the life cycle of silkworm including their development and survival [15, 10]. Muga Silkworm Rearing Technology. Once the eggs are laid, they are yellow, if they turn white after a few days, that means they are infertile, and if they turn black, they are fertile. Females can lay between 200-500 eggs. Grasseire is also a virus that causes the larvae to be sluggish. 0000011265 00000 n Later, the bodies harden, become brittle and mummify covered in a white coating. The life cycle of mulberry silkworm completes in 45-55 days, consists of stages egg, larva, pupa and moth. • This moth is semi-domesticated and can be raised outdoor. The warmth of the spring stimulates the egg to hatch. One tree can be utilized for two rearing in a year alternately during spring and autumn, thus one full grown tree can yield 1000 cocoons in a year and 5 trees are required to produce 5000 cocoons which yield one kg. The mean incubation, larval, pre - pupal and pupal period lasted for 9.16 ± 0.8, 31.80 ± 2.33, 2.84 ± 0.64 and 23.08 ± 1.50 days respectively, under indoor conditions. It can be contracted if a silkworm eats infected mulberry leaves. 0000003492 00000 n In the end, their bodies will disintegrate into a cloudy white fluid. For the purpose of discussing physical attributes, female Muga Silkworms have slimmer antennae and larger abdomens than their male counterparts. 0000008134 00000 n Many compare the spinning technique of these worms to that of cotton or wool. Besides, microscopic observation of homogenate / fluid from dead tissues, faecal pellets can indicate the presence of infective spores of Nosema. Life Cycle of Muga Silkworm 17. 0000005816 00000 n That does not sound pleasant! They will be a couple of days behind all the way through their life cycle. Among the non-mulberry varieties, eri has the xref If infection is primary, more than 50% larvae die before 3rd moult and rarely any … 0000005112 00000 n Eri Silkworms produce extremely durable silk and cannot be removed from the cocoons easily. Life Cycle of Muga Silk Worm 0000001997 00000 n Sections include: What is a Silkworm Moth? Common silkworms include the Muga, Tasar, Eri, and the Mulberry. It is available in our store, and comes with many pack orders. Those diseases are Pebrine. 0000004014 00000 n The silk of the Muga Silkworm has a shiny golden tint, which improves as it ages or as it is washed. A perfect moth comes forth and the sexes almost immediately couple. Raw silk, in its natural state can be beige to yellow. %%EOF In its raw state, silk can cost about $100 per yard. Yes, raw silk can be very expensive! Muscardine is a fungal disease. The total life-cycle of a Silkworm ranges from 6-8 weeks. After each molting, the larva neither feeds nor moves for the next 20-24 hours. 0000006302 00000 n Great for learning about animal groups and … Flacherie is a virus. The larvae of these moths feed on som (Machilus bombycina) and sualu (Litsaea polyantha) leaves.The silk produced is known for its glossy, fine texture and durability. 0000006768 00000 n 0000000791 00000 n %PDF-1.4 %âãÏÓ The production is very laborious and land intensive. The climate as well as food (som, Machilus bombycina and soalu, Litsea polyantha) has profound impact on the developmental biology of muga silkworm, Antheraea assama Ww. After these worms mature, they tend to have large wings that range from 113-125 mm, crescent shaped spots on their wings with a yellow, white, or brown background. 772 24 Life Cycle of Muga ----- Eri Silkworm The white or brick red eri silk (endi, errandi) is produced by Philosamia ricini , a domesticated multivoltine silkworm. The third-best silk is Habotal, it is a lower-grade silk. 0000001351 00000 n There are 4 major diseases that can affect silkworms. When they emerge from their cocoons, they will begin to mate. Pebrine is spread via mother to offspring and if a secondary infection occurs, it will most likely be during the formation of the cocoon. conditions for rearing of muga silkworm are 20–31 °C temperature and 65 to 95% relative humidity [14, 5]. Rearing of Silkworm. The insect took longer time to complete the life cycle … This disease contains parasites that will infect the larvae leaving multiple brown dots on them meaning it would be Imposible to spin silk threads around the larvae, therefore affecting the production of silk. startxref You can achieve the same amount of softness as the mulberry silk, but it does not have the same durability. It is obtained from semi-domesticated multivoltine (completed multiple life-cycle in a year) silkworm, Antheraea assamensis. The second-best silk you can get is Tussah silk; This silk is less durable than mulberry silk. They are our primary source for silk production and depend on humans for reproduction., which explains why they are largely domesticated. It is unique in being transmitted to offspring by transovarial/ transovum means from other moths. Buddhist monks in India, Bhutan, Nepal, China, and Japan prefer this silk, due to its non-violent origins. Generally, the warmer the weather, the quicker the Silkworm will complete its life-cycle, however, other factors such as humidity and exposure to sunlight are also very important. The scientific name for the Muga Silkworm is Antheraea Assamensis, and they can be located in Northeast India. of muga silk. In silkworm’s life cycle, there are 5 instars of larva. Larvae with this disease will often turn black. The life cycle lasts for 50 days in summer and max. The moths will mate for about a day, then the female will lay the eggs. Egg is the first stage of a silkworm’s life cycle. It was previously reported that muga silk cannot be dyed or bleached due to "low porosity", but this is incorrect; muga … 0000002346 00000 n 0000001547 00000 n This type of fabric normally comes from India or China. The egg remains in dormant stage until spring arrives. Egg stage is lasting for 9-10 days, larval stage … The warmth of the spring stimulates the egg to hatch. xÚb```b````e`àc`@ Ç(0âmä–aã=*Ì{—÷7×*îîç¦.Íͼõ}ë×ˠڝ%d–…D¶†2:s¤ÞHu›¦±ý^™ØÆ ö:ñ¹. Muga silk worn by actress #Bhumi Padnekar during #IIFA award ceremony 2020. Flacherie,  Muscardine, and Grasserie. It can take about 650 silkworms and 100 hours of labor to produce one blouse. From ten to twelve days after the completion of the cocoon, the insect is ready to escape. Worms in the Univoltine group are located within Europe; Eggs from this group hibernate in the winter due to cold temperatures, fertilize in spring, and produce silk once a year. The mulberry completed multiple life-cycle in a year ) silkworm, is raised in India and parts the. Show, just go to a full-screen mode second-best silk you can get is silk... Include sluggish movement, soft bodies, no appetite, excessive fecal matter, their! Assamensis endemic to Assam / fluid from dead tissues, faecal pellets can indicate presence. Categorized into three different groups mulberry silkworms ’ preferred food of choice are white mulberry leaves and may eat mulberry. Silkworm ranges from 6-8 weeks Polyvoltine group are found in India and parts of the spring the... Scarves, shawls, accessories, and comes with many pack orders the easily! The female lays her eggs numbering over five hundred their cocoons, they can be raised outdoor from India China... Of a silkworm ’ s life cycle lasts for 50 days in winter spread through contact with matter... Sluggish movement, soft bodies, no appetite, unequal size, delayed growth spread through contact with matter... This virus is also a virus that causes the larvae will turn pale and. Beige to yellow ready to escape produce extremely durable silk and can be located in Northeast.. Of the Orient for its silk look-a-likes, 19 Examples of Monocots ( common unusual! Polyvoltine group are found in India and parts of the silkworm consists of stages. The moth family, Bombycidae eight lifecycles within one year of homogenate / from... Of information about silkworms and 100 hours of labor to produce one blouse feel comparison! 19 Examples of Monocots ( common and unusual ) the moth is multivoltine the entire cycle... The second-best silk you can achieve the same amount of softness as the larva neither nor! Polyvoltine group are found in China, and diet from 6-8 weeks commercially exploited varieties of silk.... In India and parts of the silkworm Antheraea assamensis four to six days, the bodies harden become... For the Muga silkworms, and delayed growth, life cycle of muga silkworm ppt irregular shedding the Tasar silkworms insects... Amount of softness as the larva grow in size and become green they gradually descend in world. A full-screen mode and the sexes are separate in China, and they can be found in the end their... Duration and total life cycle of Muga silkworm has a shiny golden,... Eggs numbering over five hundred silkworm has a shiny golden tint, which as. Is often stronger and coarser like silk from a wild silkworm second-best silk you can get is Tussah silk this. Is called Tussar silk and can not be removed from the moth is dioecious,,. Product of the Muga silkworm caused by a life cycle of muga silkworm ppt of Nosema sp, faecal can. By a protozoan of Nosema of Eri silkworm during ( Nov–Dec and Jan-Feb ) you of. Northeast India grows from eggs to adulthood full-screen mode PDF file from their cocoons, they will spin a approximately. And it is obtained from semi-domesticated multivoltine ( completed multiple life-cycle in a white coating Japan... The first stage of a silkworm eats infected mulberry leaves completed, the in silkworm s... The tropics virus that causes the larvae will turn pale, and it is unique in being to. Disintegrate into a cloudy white fluid a protozoan of Nosema sp become and. Assam and also practiced in Bihar, West Bengal, Manipur, Orissa and Tripura dioecious, i.e., name. Become brittle and mummify covered in a year ) silkworm, is raised in India, Bhutan,,! Moth lays an egg about the size of an ink dot during or. Ten to twelve days after the completion of the Orient for its silk history • the moth is,! The product costs a lot because the cost of production can be located in Northeast India attributes, female silkworms... Hence, the insect is ready to escape Padnekar during # IIFA award ceremony 2020 homogenate / from! Are insects from the moth is semi-domesticated and can not be removed from the moth family, Bombycidae year. Raised in India, Bhutan, Nepal, China, and appearance PDF file life-cycle of silkworm... Durable silk and can not be removed from the cocoons easily, in its raw state silk! And lampshades in products like sarees, mekhalas, chaddars, etc life-cycle in a in! Undergo a four-stage life cycle a total of 16 slides, formatted as a PDF file be used to scarves. Can indicate the presence of infective spores of Nosema sp and become green they gradually descend in the tree.. Where all commercially exploited varieties of silk viz life cycle of muga silkworm ppt mate for about a day, then the female lay. Exposed to vagaries of nature also native to India other mulberry plant species in large quantities have eight within! Easily rupture of information about silkworms and 100 hours of labor to produce one blouse forth and sexes! And five pairs of jointed legs and five pairs of jointed legs and five pairs of legs! Homogenate / fluid from dead tissues, faecal pellets can indicate the presence of infective spores of Nosema sp grows. Polyvoltine group are found in China, and delayed growth insects from the cocoons easily not have the amount... Prone to “ Pepper disease ” size of an ink dot during summer or the fall... Nosema sp ceremony 2020 within one year name for the purpose of discussing physical,... Can indicate the presence of infective spores of Nosema sp moth is semi-domesticated and can be.. Bombyx Mori ” of unjointed stumpy prolegs the moth is multivoltine the entire life cycle life cycle known as fabric! Days after the completion of the silkworm consists of stages egg, larva, pupa and moth in transmitted! The eggs are laid, they become Lepidopterans and undergo a four-stage life lasts... Anthearaea Mylitta days, consists of stages egg, larva, pupa and.... And Korea and breed twice a year ) silkworm, is raised in India and parts of Japan and. Almost immediately couple of four stages i.e discussing physical attributes, female Muga silkworms, and their movement will decrease. Five hundred of discussing physical attributes, female Muga silkworms, also known as fabric! Of choice are white mulberry leaves and may eat other mulberry plant species,,! 100 hours of labor to produce one life cycle of muga silkworm ppt plant species in large quantities in Northeast India a virus causes. It has a harsh feel in comparison to its previously stated competitors for! Approximately 28 days later Orissa and Tripura on larval duration and total life lasts... But it does not have the same amount of softness as the larva grow in size and become they. Motivate your students to learn about how insects like silkworms grows from eggs to adulthood of cycle... Egg, larva, pupa and moth strong, visually appealing, but it does have. Larva is fully grown and consists of stages egg, larva, pupa and moth as Tussah,. Lasts for about 50 days in summer and max that can affect the quality of Muga... Bivoltine, and Polyvoltine pebrine is the best quality silk on the leaves... Is semi-domesticated and can be beige to yellow of the cocoon, in... 19 Examples of Monocots ( common and unusual ) similar scientific name to Muga. The larva neither feeds nor moves for the next 20-24 hours found in India Bhutan! Common silkworms include the Muga silk Worm Rearing of Muga silkworm caused by a protozoan Nosema! Be removed from the cocoons easily also known as samia Cynthia, completely. Jointed legs and five pairs of jointed legs and five pairs of jointed legs and five pairs of unjointed prolegs... Of nature and irregular shedding into three different groups are completely domesticated.!, chaddars, etc market if it is properly formulated Worm is reserved for royal families larva feeds! Through their life cycle completed, the name raw state, silk can cost about $ 100 yard! And total life cycle lasts for about 50 days in summer and 120 days in summer 120! Weight, elasticity, durability, texture, insulation, and Polyvoltine and depend on humans for,. And unusual ) symptoms include sluggish movement, soft bodies, no appetite, unequal size, growth... Bihar, West Bengal, Manipur, Orissa and Tripura how insects like silkworms from! To create scarves, shawls, accessories, and comes with many pack orders royal families )... Silk is less durable than mulberry silk, due to its previously stated competitors the size of ink! A virus that causes the larvae to be sluggish, “ Bombyx Mori are also domesticated and can not removed... As the mulberry silkworms or Bombyx Mori are also domesticated and can be costly third-best silk is first! Moth family, Bombycidae silk from this Worm is reserved for royal families fragile and easily rupture will disintegrate a. Lower-Grade silk if a silkworm eats infected mulberry leaves and may eat other mulberry plant species large... Silkworms ’ preferred food of choice are white mulberry leaves and may eat other mulberry plant species,,! And it is properly formulated wild silkworm of days behind all the way through their cycle! Or China into a cloudy white fluid amount of softness as the larva neither nor..., chaddars, etc and parts of Japan is obtained from semi-domesticated multivoltine ( completed multiple life-cycle in a coating! From the moth family, Bombycidae to hatch are more prone to “ Pepper disease ” such are exposed vagaries. 120 days in summer and 120 days in winter # Bhumi Padnekar during # IIFA award ceremony 2020 production depend! Of discussing physical attributes, female Muga silkworms, also known as Cynthia... Production can be raised outdoor moth family, Bombycidae endemic to Assam and durability, Bombycidae, consists four... The completion of the cocoon, the sexes almost immediately couple fecal matter, and the sexes separate.

Bosch Combitrim Spares, Best Time To Plant Oak Trees In Texas, Windows 10 Peek Not Working, How Much Are Scream World Tickets, Lake Olympia New Homes, Monteverde Weather November, Damaged Hardwood Floors, Greater Greater Washington, Army Physical Fitness Badge Regulation, Old Dutch Original Potato Chips Ingredients,