Where are Tasar silkworm reared?
Tasar silkworm, Antheraeamylitta Drury (Lepidoptera: Saturniidae) is one of the commercially exploited non-mulberry silkworms mainly reared outdoor on many wild plants. The ecorace of tasar silkworm occurring in cashew (Anacardiumoccidentale L.) plantations of Puttur was identified as A.
What does Tasar silkworm eat?
Tasar silk is generated by the silkworm, Antheraea mylitta which mainly thrive on the food plants Asan and Arjun. The rearings are conducted in nature on the trees in the open.
What is the process of rearing of silkworm?
Rearing of silkworm to produce raw silk is called sericulture. In this process, silkworms are reared at appropriate temperature and humidity to get silk threads from cocoons.
What is the Tasar silkworm?
Tropical tasar silkworm, Antheraea mylitta Drury, is a non- mulberry silkworm used for commercial silk production in India. Antheraea mylitta is wild and polyphagous. It feeds on primary food plants, viz. Terminalia tomentosa, T. arjuna and Shorea robusta and dozens of secondary food plants.
Which type of Voltinism has Tasar silkworm?
It is the bi-voltine variety of tasar worm that is used for commercial purpose. The cocoons of bi-voltine variety harvested in November/December go into diapause at pupal stage and moths generally emerge in May/June of following year. The rearing of worms from eggs produced in May/June is completed by June/July.
What is the scientific name of Tasar silkworm?
Antheraea mylitta. Common name : Tasar silkworm.
Is Tasar silk like Muga silk?
Differences between Tasar Silk and Muga Silk 2.1 Muga silk is India’s own silk. Muga silk is produced by a different type of silkworm belonging to the same genus called Antheraea Assamensis. The thread of Muga silk is golden yellow in color and looks quite royal in appearance.
What is Tasar cocoon?
Get Latest Price. Sericulture – or the production of silk – involves the rearing of silkworms to produce cocoons, and then processing those cocoons to make yarn and fabric. Tasar is a variety of wild silk (Vanya silk) produced by the tasar silkworm, Antheraea Mylitta.
What are the types of silkworm rearing?
Silkworm rearings are of four types – Mulberry, Eri, Muga, and Tasar.
What is meant by Chawki rearing?
Chawki means the first two stages of silkworm rearing. Hence, chawki is the most crucial period of silkworm rearing that demands optimum temperature and humidity, hygienic conditions, quality tender leaf, good rearing facilities and above all technical skills.
What is the common name of Tasar silkworm?
Antheraea paphia, known as the South India small tussore, the tasar silkworm and vanya silkworm is a species of moth of the family Saturniidae found in India and Sri Lanka.
What is non mulberry silk?
Non-mulberry sericulture is universally known as forest or wild seri- culture. Tropical and temperature tasar,eri,muga and anaphe are the principle non-mulberry silks. Other varieties i.e. fagara, coan,mussel and spider silks are limited interest, Nearly 95% of the global production of non-mulberry silks is tasar.
What is the best method of rearing silkworms?
Silkworms may be reared on shelves of rearing trays arranged in tiers that number up to ten. This is the most economical method as the trays are placed in a vertical arrangement which allows for more eggs to be placed in a limited space. Another method is ‘shoot’ rearing which can accommodate up to two or three tiers of certain dimensions.
What is the toughest type of silkworm rearing?
Muga rearing is the toughest of all types of silkworm rearing because it has to be done outdoors on the trees themselves. Only during the egg-laying process, rearing is done indoors on small sticks or sun grasses.
How is mulberry silkworm rearing done?
Mulberry silkworm rearing needs space, equipment, the right temperature, and stable humidity conditions. Therefore, special rearing houses are constructed to ensure that these conditions are met. Silkworms may be reared on shelves of rearing trays arranged in tiers that number up to ten.
What conditions do silkworms need to survive?
The worms require an ambient temperature of around 27°C and relative humidity of around 70%, adequate ventilation with adequate lighting and protection from insects, pests and fires have to be ensured. Having sufficient provision of food plant leaves for the silkworms is important.