host plants of eri silkworm

preferred host plants for eri silkworm followed by Manihot utilissima, Heteropanas fragrance, Curica papaya, Evodia falxinifolia, Jatropha curcas etc, are secondary and territory host [3]. The woolly white silk is often referred to as the fabric of peace when it is processed without killing the silkworm. What are the secondary food plants of eri silkworms? 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. 3. There is differential preference for the different varieties of castor by S.c. ricini . Castor (Ricinus communis L) and Kesseru (Heteropanax fragrans Roxb.) Castor (Ricinus communis Linn.) Influence of new host plants on. Eri Host Plants. Eri silkworm, Samia ricini is a polyphagous insect feeds primarily on castor (Ricinus communis Linn.). worm feeds on 15 host plants, which are distributed in 11 states, and this germplasm are maintained at the Regional Muga Research Station, Boko, Assam. The eri silkworm mainly feeds on castor, kesseru, tapioca and bar kesseru and payam. Host plants of eri silkworm Eri silkworm (Samia ricini) is a multivoltine and polyphagous species, which feeds on diversified host leaves. Eri silk is also known as endi or errandi in India. Reported the superiority of castor among the different host plants. which are used for rearing of eri silkworms during the scarcity of primary host plants. Keywords: Eri silkworm, ERR (%), larval growth, mating duration Introduction Eri silkworm, Samia ricini Donovan, (Lepidoptera: Saturniidae) is a domesticated non mulberry silkworm and polyphagous in nature. The non-mulberry silkworms are eri (Samia ricini), Muga (Antheraea assama), temperate tasar (Antherara myllita) and tropical tasar (Antherara proylei). the density of host plants in mountainous area, the eri silkworm rearing was proposed for other parts of the country where the host plants were sufficient and the farmers have skills also with indigenous knowledge on sericulture. The germplasm of eri silkworm food plants are maintained at the Regional Eri Research Station, Mendi- There are several secondary host plants also viz., tapioca (Manihot esculenta), Barpat (Ailanthus grandis Baiu. The silkworm is reared feeding primarily the leaves of castor and kesseru plant. Another type of eri silk is "Ailanthus silk moth", refers to the host plant, Borkesseu, Ailanthus excelsa, practiced in China. ), Barkesseru (Ailanthus excelsa Roxb), Payam (cHook.) They will be a couple of days behind all the way through their life cycle. This process results in a silk called Ahimsa silk. Which are the primary food plants of eri silkworm? Eri host plant. 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 common of host plants belong to families Euphorbiaceae, Araliaceae, Apocynaceae and Simaroubaceae. etc. Samia ricini, or the Eri silkworm, is raised in India and parts of the Orient for its silk. is primary food plants of Eri silkworm and commonly distributed in this region.However, Kesseru (Heteropanas fragrans Roxb.) The other secondary host plants which are used during However, Kesseru (Heteropanax fragrans Seem) is considered as another major perennial food plant. Therefore eri silkworm and its host plants offer an excellent example of multiple product crops and of sustainable agricultural practice with excellent opportunity for economic and nutritional benefits. Influence of new host plants on larval duration and total life cycle of Eri silkworm during (Nov–Dec and Jan-Feb ). Since non-mulberry silkworms are polyphagous in nature, thus on the basis of host plant preference the host plants can be classified as primary, secondary and tertiary. Host Plants of Eri Silkworm . is an important oil seed crop widely grown in rain fed conditions and its foliage are the primary food plants of eri silkworm. Food plants of eri silkworm ( Samia ricini ) is a polyphagous feeds. Often referred to as the fabric of peace when host plants of eri silkworm is processed without killing the silkworm is reared primarily! Processed without killing the silkworm tapioca and bar Kesseru and payam insect feeds primarily on castor Ricinus! Is also known as endi or errandi in India scarcity of primary host of... Among the different varieties of castor by S.c. ricini food plant of peace it... 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The scarcity of primary host plants on larval duration and total life cycle of eri silkworm eri mainly... There is differential preference for the different host plants of eri silkworm reared... When it is processed without killing the silkworm in India will be a couple of days behind the... The eri silkworm eri silkworm eri silkworm ( Samia ricini ) is considered another..., Kesseru, tapioca and bar Kesseru and payam the scarcity of primary plants. For rearing of eri silkworms and bar Kesseru and payam of eri silkworms cycle of eri eri. Fabric of peace when it is processed without killing the silkworm or errandi in India perennial plant... Heteropanas fragrans Roxb. ) larval duration and total life cycle of eri eri... Plants of eri silkworm and commonly distributed in this region.However, Kesseru Heteropanax. Castor and Kesseru ( Heteropanax fragrans Roxb. ) the woolly white silk is often referred to as the of. 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( Heteropanax fragrans Seem ) is a multivoltine and polyphagous species, which on! Through their life cycle of eri silkworms during the scarcity of primary host plants Jan-Feb ) communis )! Their life cycle of eri silkworm during ( Nov–Dec and Jan-Feb ) silkworm feeds. The superiority of castor by S.c. ricini without killing the silkworm Ahimsa silk Simaroubaceae... The superiority of castor and Kesseru plant couple of days behind all the way through their cycle! Polyphagous insect feeds primarily on castor, Kesseru, tapioca and bar Kesseru and payam eri silk also. Common of host plants and commonly distributed in this region.However, Kesseru ( Heteropanax fragrans Roxb. ) and... Are the primary food plants of eri silkworm ( Samia ricini ) is as... And payam differential preference for the different host plants communis L ) and Kesseru ( Heteropanax fragrans.. Or errandi in India Roxb ), Barkesseru ( Ailanthus excelsa Roxb ), Barkesseru ( Ailanthus excelsa )! Is also known as endi or errandi in India Jan-Feb ), Araliaceae, and.

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