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eri silkworm scientific name Posts

quarta-feira, 9 dezembro 2020

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. Academics will soon be able to make articles freely available in Nature-branded journals for €9,500—with a discounted option available under a pilot program that provides review, but no guarantee of acceptance. Preferred Common Name. Traditionally, silkworm larvae are fed with fresh … Silkworm is reared through: (a) apiculture (b) sericulture (c) agriculture (d) none of these. Pentaptera angustifolia Roxb. Muga Silkworm Reering. The moth has very large wings of 113–125 mm (4.4–4.9 in), with a quarter-moon shaped spot on both the upper and lower wings, whitish and yellow stripes and brown background. Samia cynthia ricini (n= 13) a multivoltine silkworm commonly called as ‘eri silkworm’ is known for its white or brick-red eri silk. This caresheet deals with both Samia cynthia and Samia cynthia ricini. 1.10 Disinfection in Silkworm Rearing. The bulk of Eri Silk production gives Assam the name of Eri Silk state. Eri silkworm rearing. A silkworm is the larva of the silkmoth, a domesticated insect used to make silk. Larvae from these worms are genuinely vibrant and eat several kinds of plant species in large quantities. is primary food plants of Eri silkworm and commonly distributed in this region. However, Kesseru (Heteropanas fragrans Roxb.) C. Answer the following questions in short: 1. 8. 1.9 Rearing Appliances in Silkworm Rearing. 4. The estimated annual production of tasar silk is 130 tonnes. 7. Home; garment; fabric swatch; catalogue; Contact us; Search for: Recent Posts. Colour changes to pure yellow greenish yellow, 5 x 1 mm,1.5 mg by the end of third day. Sericologia, 51(2): 237-244. A beneficial insect, cultured for silk. What is the scientific name of the silk worm? When they are born they are very small (0.5 cm) and have … Host Plants of Eri Silkworm. 5. Dress materials and baby dresses are also made from eri silk fabric because of its soft texture and moisture absorbent quality. A non-mulberry silk product is: (a) muga silk (b) eri silk (c) tusar silk (d) all of these. Cultivation of Som and Soalu . Peigler & Naumann (2003),[2] in their revision of the genus Samia, listed material of true Samia cynthia examined as follows: These include moths that have escaped from cultivation or were introduced and naturalized: Whitish eggs, marked with brown, are laid in rows of 10 to 20 on leaves in crescents. Clothes Scientific name Order Common name Vernacular name Body parts/products used/stage used Disease/ailment for which insect is used/food value Formulation & application Bombyx mori Lepidoptera Mulberry silkworm Pat Larvae, pupae & adult Constant itching & soreness of throat Consumed by frying and boiling Antherea assamensis Lepidoptera Muga silkworm Muga Larvae, pupae & adult Constant … Muga silkworm: Muga silkworm, Antherea assama Westwood (syn. How many crops of eri silkworm can be reared? Proximate analysis of pupa showed that it contains 55-60% protein, 25-30% lipid, 4.96% fiber, and other substances, Host plant of Mulberry silkworm . Silk has been made for at least 5000 years in China. Around forty percent of Eri Silk is produced in Nagaland, Meghalaya, Manipur, Bihar, Orrisa, Karnataka, Assam, Andhra Pradesh and Jharkhand. 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. After 30–32 days, the silkworm crawls in search of a comfortable place among the leaves to spin its cocoon. The Eri silkworm is multivoltine and polyphagous sericin producing insects. Since it is the most critical period of its metamorphosis. There is a subspecies, S. cynthia ricini in India and Thailand that feeds upon the leaves of castor bean, and is known for the production of eri silk, and is often referred to by the common name eri silkmoth. Genus: Bombyx. The scientific name for the Muga Silkworm is Antheraea Assamensis, and they can be located in Northeast India. Popular silkworm breeds of Karnataka . Wight & Arn. Download books for free. Eri is silk spun from open-ended cocoons, which means they are open mouthed and cannot be reeled, but are spun like cotton. This tree is commonly grown as an ornamental in cities. What is the best season for eri silkworm rearing? It is widely used by everyone in the regions in which it is produced. Silk is a smooth, shining, fabulous and unique natural fiber produced by several species of silkworm. Normally, silk from this worm is reserved for royal families. Mulberry Cultivation and Management . Family characters namely, bipectinate antennae, minute labial palpi, short maxillae, lack of frenulae are … The eri silkworm is the only completely domesticated silkworm other than Bombyx mori. It starts its life in spring as an egg the size of a sesame seed. … They also have yellow spots and lines on the wings. The name eri derives from the Assamese word ‘era’, which means castor-oil plant, the main food plant of this silkworm. Females prepare to mate in the evening or night after emerging in late morning. 4-5 crops can be reared in a year depending upon the availability of food plants. Eri silkworm is one of the domesticated silkworm races under self rearing in Assam. Terminalia arjuna (Roxb. The texture of the fabric is coarse, fine, and dense. distribution pattern of eri silkworm in India is presented in Table 2. Debaraj Y, Singh NI, Singh LS, Singh R (2011) Studies on hybrid vigour in different crosses of the eri silkworm, Samia ricini Donovan and identification of superior hybrids. Adults lack mouth parts and can neither eat nor drink. Comprises of eri silkworm which lives upon castor bean may occur in September the estimated annual production tasar... Host plants domesticated silkworm races under self Rearing in Assam  eri silkworm < textil > m. Be located in Northeast India eat several kinds of plant species in large quantities, fabulous and natural... Traditional agro-based small scale industry, primarily practiced to meet the partial need of warm clothing towards the end third! 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