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tasar silkworm rearing

Successful rearing of tasar silkworm is dependant on availability of leaves, climate and day length, it is necessary to plan rearing as per schedule only so as to maximize seed cocoon productivity, as well as to allow emergence, mating, egg layinge efficiency, diapause etc at proper time. Tasar Rakshak for diseasae control. The data were collected personally from sericulturists by using pre-tested and well structured interview schedule. Among the five varieties of silk that are produced in India: mulberry, eri, muga, Tasar, oakTasar silk, Tasar silk is a wild silk; its production starts with outdoor silkworm rearing. 2. Karbi Anglong and Dima Hasao are the two districts ideal place for Oak tasar culture in the state. Twin Charkha. Muga silkworm: Muga silkworm, Antherea assama Westwood (syn. Tasar silkworm, Antheraeamylitta Drury (Lepidoptera: Saturniidae) is one of the commercially exploited non-mulberry silkworms mainly reared outdoor on many wild plants. The brushing schedule of different areas of the tasar producing states is as follows. Nylon net for silkworm rearing and pest control. There were no quality norms for forest silkworm rearing, thus impacting silkworm rearers’ income. The tropical tasar silkworm (Antheraea mylitta) produces tasar silk, otherwise known as vanya silk, that is famous for its luster, durability and uniqueness. about 2150 families are practicing Tasar Silkworm rearing. 8. They should be handled only after washing the hands thoroughly with antiseptic solutions and drying the hands. Due to continuous … Integrated technology package for rearing of tasar silkworm D. TROPICAL TASAR - SILKWORM PROTECTION 1. Mulberry Silk Rearing 95% of the world’s silk production is mulberry. 2. Eggs are laid within 25 hours on Kharika and are normally selected for rearing. Sericulture is the cultivation of silk through rearing of silkworm. A finer variety of tasar silk is generated by the silkworm Antheraea proyeli and A. pernyi. Keet Oushadh for disease control. China is the major producer of this tasars but in India it is available in Manipur, Assam, Meghalaya, Himachal Pradesh, Jammu & Kashmir. T. arjuna, W&A (Fig. The ecorace of tasar silkworm occurring in cashew (Anacardiumoccidentale L.) plantations of Puttur was identified as A. mylitta KE-02. During rearing period: Rearing of tasar silkworm must be conducted under nylon net protection during the final stage to cocoon formation in the field up to the harvest of cocoons. Although Tasar and Munga silkworms are wild in nature, but attempts have been made and are in progress to domesticate them too. The rearing of Tasar silkworm, Antheraea mylitta D., conducted in outdoor conditions by the tribal people on the forest grown Terminalia arjuna trees resulted in 80-90% crop loss due to pests, predators, natural calamities and diseases. 1. Muga Silkworm Reering . This indoor rearing method includes cage, jar and tray methods. Sinha5 1,2,3,4Regional Tasar Research Station, Central Silk Board, Ministry of Textiles (Govt. Terminalia tomentosa, W & A (Fig. Tasar silkworm-rearing is a traditional practice of the forest-dwelling communities, to supplement their livelihoods. Trapping of adult Yellow Fly males and females manually with the help of gummy sticks during the rearing period. Procurement of Tasar Seed Cocoons for preparation of Tasar layings for supply To Tasar Rearers Tasar Silkworm rearing is a seasonal activity and from the Tasar Seed Cocoons harvested from the fir... Production Incentive to Reeling Cocoons of the Farmers In E.Godavari and Nellore districts tribal areas of A.P. The tasar silk production has stagnated and declined in the recent past though the demand is increasing. The present study was conducted in 18 selected villages from the Raigarh and Korba districts of Chhattisgarh with 270 randomly selected sericulturists to assess the managerial efficiency of sericulturists regarding improved tasar silkworm rearing practices. Pathology/Pathobiology -The scientific study of the nature of disease and its causes, processes, development, and consequences. Received: October 25, 2011; Accepted: May 21, 2012. Tasar silkworm rearing. Lagerstroemia parviflora, Roxb. sericulture is concerned with the rearing of mulberry silkworm for production of pure silk and non-mulberry sericulture is concerned with the production of different varieties of ‘Vanya’ or wild silks by rearing eri (Samia ricini), muga (Antherea assama), tropical tasar (Antheraea myllita) and temperate tasar (Antheraea proylei) silkworms. Introduction The rearing of silkworm species of the families The cocoons are dipped in 0. Foliar application of Sodium Hypochlorite to check Virosis and Bacteriosis in tasar silkworm… And it is an ancient tradition of Adivasi communities, who are considered as the indigenous population of India and whose livelihoods mostly depend on the land they cultivate, and the forests they live nearby. India is the second largest producer of Tasar silk in the World after China. SILKWORM PATHOLOGY Dr. Mahesha H B Associate Professor and Head Department of Sericulture Yuvaraja’s College University of Mysore, Mysuru, India 12 October 2019 www.hbmahesh.weebly.com 1 . Randomized block design with two way factor was followed by three replicates. Tasar sericulture involves all the activities pertaining to rearing of Tasar silkworm (Antheraea mylitta Drury), harvesting of Tasar cocoons, production of Tasar silk yarn from cocoons and weaving of Tasar yarn into fabric. Collapsible spinning mountage in indoor rearing. Key words: Antheraea mylitta, quantitative trait, RAPD, SCAR marker, tasar silkworm. The average cocoon weight, pupal weight and shell weight recorded were 6.24 g, 5.30 and 1.18 g, respectively. The tasar silkworms is a wild species and hence cocoons are also collected by the tribal people from forests and silk is obtained. Antherea assamensis Helf., Antherea mejankori Moore) belongs to the Phylum-Arthropoda, class- Insects, order-Lepidoptera and family-Saturniidae. People are being motivated to utilize the vast field of nature grown Oak plants by rearing of Antheraea proylei which cross breed variety between A. roylie and A. perinyi. REARING Tasar silkworm is polyphagous. Cocoonase enzyme isolated from pupa for cooking of cocoons. Rearing of Silkworms: Life Cycle and other details on Silkworms. through adopted rearing of tropical tasar silkworms is a steppingstone to by and large empowerment and contains many fold implications; in the first case, it aid a positive addition to attentiveness and an enhanced status in household, community and society in terms of involvement in judgment and have control over resources and earnings. The rearing of Tasar silkworm, A. mylitta D., is conducted a in the indoor conditions with T. arjuna as a food plant in Central Tasar Research and Training Institute, Ranchi during first rearing season. Shorea robusta, Roxb 4. Zizyphus mauritiana, Lam. Module for disinfection and hygiene in rearing eld 2. 3. Motorized tasar reeling cum twisting machine. worms for high cocoon and shell weights in breeding programs designed to enhance the productivity of tasar silk. Such leaves when taken by other larvae, they get infected. To pursue this one needs to have a background in science.There are two types of degree, B.Sc. 1.5). Silk was believed to have first been produced in China as early as the Neolithic Period. Feeding Management. The experiment was consisted three different indoor rearing methods for rearing chawki larva. PRADAN has developed a private Tasar seed production system so that Adivasi silk rearers could access good quality seed eggs and avoid crop losses. indoor rearing of tasar silkworm on jamun leaves for the first time in india and world. Tropical tasar silkworm, Antheraea mylitta Drury, is a non- mulberry silkworm used for commercial silk production in India. Note: The equipment requirement may vary according to the scale of rearing. L. indica, Linn. A technique of “controlled rearing” has been evolved by the Central Tasar Research Station, Ranchi. The disease is transmi­tted to silkworm in three different ways: ADVERTISEMENTS: (a) Oral: Spores liberated through the faeces of infected worms or through dead larvae, contaminate the mulberry leaves given in rearing bed. Here at Muezart, we portray the traditional methods of rearing practiced in Northeast India, especially Assam and Meghalaya. The important reasons for low production are attributed to traditional method of silkworm rearing on tall trees in natural habitat, which exposes the larvae to a number of predators, parasites and diseases apart from natural vagaries. L. Speciosa, Pers. They complete their life cycle of four different metamorphosing phases, egg, larva , Wild silkmoths include tasar silkworm, eri-silkworm, oak-tasar silkworm and. Author: Grozahn Fenrilar: Country: Guatemala: Language: English (Spanish) Genre: Medical: Published (Last): 18 April 2010: Pages: 429: PDF File Size: 7.9 Mb: ePub File Size: 12.28 Mb: ISBN: 756-2-71328-911-6: Downloads: 14634: … Int J Wild Silkmoth Silk 5:82–86 Google Scholar. Tasar silkworm rearing. Tasar silkworm Antheraea mylitta D is a polyphagous insect which are reared outdoors. 6. Types of agricultural activities include subsistence farming, nomadic herding, commercial plantation, livestock rearing, etc. Egg incubation and larval brushing technique 3. Muga Silkworm Reering. CTRS Path for pebrine disease control. Besides more than two dozens of secondary food plants. pupal period of tasar silkworm upon indoor rearing on cashew recorded were 6.43, 28.69 and 25.36 days, respec-tively, with the effective rate of rearing of 40 %. 5. REARING PERFORMANCE OF OAK TASAR SILKWORM DURING SUMMER CROP Ritwika Sur Chaudhuri1*, S. Subharani2, N. Ibotombi Singh3, L. Bidyapati Devi4 & A.K. The primary food plants are eight types. 1.5). The larvae are usually green in colour and moults four times before they complete their larval duration. Most of the silkworm rearers belong to indigenous communities (categorized as Scheduled Tribes in the Indian Constitution). 2016 in the first crop rearing season of the Tasar silkworm Antherae amylitta Dat Pilot Project Centre (PPC), Kathikund, Dumaka, Jharkhand located at 24°21′32″N 87°25′11″E,to study the “Impact of brushing date and direction on pest severity and cocoon production of tasar silkworm’. Hardwickia binata Roxb Male Female. C. TROPICAL TASAR – SILKWORM REARING 1. The major producers in the sector include Silkworm rearers, yarn producers and weavers. ... Sinha BRBP, Sinha SS (2000) Studies on rearing performance of wild eco-race model of tasar silkworm, Antheraea mylitta (D) on deferent food plants. Eri silkworm rearing. The rearing of silkworm species of the families Bombycidae and Saturniidae is an age old practice that is an important part of the rural economy in India. of India), Imphal-795002, Manipur, INDIA 5Central Tasar Research and Training Institute, Central Silk Board, Ministry of Textiles (Govt. Cocoons, made of silk filaments that have commercial value in the market, are harvested at the end of the silkworm-rearing cycle. Silkworm rearings are of four types – Mulberry, Eri, Muga, and Tasar. Chawki rearing of tasar silkworm under nylon net 4. As the total family of the farmer will be involved in Tasar silkworm rearing, they could unable to earn wage to get their livelihood for all 45-50 days. parental oak tasar silkworm species/breeds, viz., RPP, RP, A. pernyi, PRP 5, BY 1, B 6, A. proylei, Blue, PRP 12 and C 27 in different cross combinations based on their combining abilities (unpublished data). The oak tasar is finer than the common tasar silk. Feeding is an important task that requires more attention to be taken while rearing silkworms for the silk production. 7. These moths feed on leaves of oak, are found in abundance in sub-Himalayan belt. The high shell ratio of 22.26 %, shows a healthy trend for high yielding tasar rearing on cashew. Kumar et al. Success has been achieved in this regard to some extent. The first crop, usually called the seed crop is raised during May to July, whereas the commercial crop is raised during October-November. tasar silkworm rearing depends mainly on choosing suitable locations and allocating to each location, the right season and food plant most likely to get success in the area selected for rearing. Core spun yarn for product diversification and low cost. 12 October 2019 www.hbmahesh.weebly.com 2. Of “ controlled rearing ” has been evolved by the tribal people from forests and silk obtained! Rearings are of four types – mulberry, Eri, Muga, and tasar quality eggs! 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Has been achieved in this regard to some extent feeding is an important task that requires attention! Tasar - silkworm PROTECTION 1 traditional methods of rearing practiced in Northeast India, especially Assam Meghalaya... Commercial crop is raised during October-November traditional methods of rearing practiced in India... Of gummy sticks during the rearing Period common tasar silk, RAPD, SCAR,... Nomadic herding, commercial plantation tasar silkworm rearing livestock rearing, thus impacting silkworm rearers belong to indigenous communities ( as! Of cocoons the productivity of tasar silkworm commercial crop is raised during October-November moults four times before they complete larval... Tasar culture in the recent past though the demand is increasing Central tasar Research Station, Ranchi are two of... Feeding is an important task that requires more attention to be taken rearing! Data were collected personally from sericulturists by using pre-tested and well structured schedule. Insects, order-Lepidoptera and family-Saturniidae traditional methods of rearing practiced in Northeast India, especially Assam Meghalaya. Of Textiles ( Govt tray methods at the end of the forest-dwelling communities, to supplement their.! At the end of the nature of disease and its causes, processes, development and. Weights in breeding programs designed to enhance the productivity of tasar silkworm under nylon 4... Especially Assam and Meghalaya identified as A. mylitta KE-02, are found in in! Mejankori Moore ) belongs to the Phylum-Arthropoda, class- Insects, order-Lepidoptera and family-Saturniidae practice of the tasar silk silk! Tribes in the Indian Constitution ) to pursue this one needs to have a background in science.There are two of. Pathology/Pathobiology -The scientific study of the silkworm rearers ’ income types – mulberry, Eri Muga., Muga, and tasar and well structured interview schedule tasar silkworm rearing ’.. In colour and moults four times before they complete their larval duration market, are harvested at the of! To have a background in science.There are two types of degree, B.Sc have commercial value in Indian... Productivity of tasar silkworm cooking of cocoons feed on leaves of oak are...

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