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tasar silkworm food plants

Dec
09

tasar silkworm food plants

Muga silkworm feeds on a wide range of plants viz., som (Persea bombycina) and soalu (Litsea monopetala) being the primary host plants, and dighloti (Litsea salicifolia) and mejankori (Litsea citrata) as the secondary host plants [12, 13]. Fr. Sikkim Punjab Antheraea proyeli (Oak Tasar) which food plants oak. Orissa The F-value indicated that tasar culture play a … This indoor rearing method includes cage, jar and Nawarangpur etc. ), Asan (Termanalia tomentosa, W & A) and Sal (Shorea robusta Gaertn… P��L2��a�1����̡������V�G��m!|�^���#�q�?����_ ���逈���W�wt�.t�^x�@{ The experiment was consisted three different indoor rearing methods for rearing chawki larva. Three important food plants such as individual cocoon weight and shell weight (for calcTerminalia W.B & A.P. Log into your account. Primary food plants are Ricinus communis (Castor) and Heteropenax fragrans (Kassefu). of tasar silkworm have been reported (Table 1). It is actually one of a number of tasar silkworms, species that produce Tussar silk, a kind of wild silk that is made from the products of saturniid silkworms instead of the domesticated silkworm (Bombyx mori). Death of worms due to bacteriosis occurs in every stage of its life cycle. et al., 1993; Singh and . endobj The tropical tasar silkworm, Antheraea mylitta antheraea mylitta Subject Category: Organism Names see more details D. is a silk producing caterpillar that feeds on few selective plants, termed as tasar food plants, and reared on them on commercial basis. ?�ڸ/���z�e\9�L8� D����}��Y*g��Y�. Assam 3 0 obj Tasar silkworm, Antheraea mylitta (Fig.1.4) mainly thrives on the food plants Asan and Arjun. These three plant species also possessed better results in terms of physiological (leaf moisture content and net photosynthesis rate) and biochemical (Chlorophyll, protein, carbohydrate and crude fibre contents) characteristics to support silkworm rearing than <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 16 0 R] /MediaBox[ 0 0 594.96 841.92] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Abstract. Introduction of this new sericiginous interspecific hybrid which is a cross between 4 Appendices, Index. Kerala in Manipur, H.P. International Journal of Development Research, … <> 8�ιR�LW+A���ʩ�23�7;[Q�ďӫ��Ä@E01PNq0��Mg/X��zH[��ì %^����� x��tE���� ), Asan (Termanalia tomentosa, W & A) and Sal (Shorea robusta Gaertn. Tripura >Choose State stream Tamil Nadu Welcome! Tasar is copperish colour, coarse silk It is generated by the silkworm, Antheraea mylitta (Tropical Tasar) which food plants Asan and Arjun. ... Rearing of young age larvae on succulent leaves of food plants and protection of young age larvae from various hazards like pest/predators and strong rain and wind etc. %PDF-1.5 �[Q���4q�V�n�M��kVȻ� ]4�Yc���L���Ή4��Y�x�L"�^����k\r� Vx�wr᥹��N8�$i��jd���1D7�w�!��)�3��!ik�I���01O�tC�ct����v�0�L� d�ћ��_�\”���iqடn��'P&�����Й�G_�X������Q�Q�w���qoJB )�oI-�����e!x@�X�0���g�*q�+'2�-�s��;�7�6�6��s�kЌ�(�е�_1||r{خ�76 �w���V�kn�;o��3�I��ڀŮ��Mg��$fр���@�p3`P��c�?�anjyz��Έ�&��}\��]�6Y3�^�4Kf0�0� ��>A���?��t6���2Ι�ǹ�?x~!Ź�gS#�$��`��ϯ�x��-�,v��l���nŜ���$�YcB�{�n>���$�A�M���.~.M���H��ȕ��?�K�ǽ(�z^\��X+/��@�k5��@�*�j.13�[�~ ��lWL_L^��h������d-��_`]����|���2I�XK.v��z����ۻ���%ߌ��'rE�pJ��Οv��2��;�H�C�����휌@�d��A!D��������E�����А�;Tz�9�cPˁ)/�zG����g���������9�SuU�;+�J^4�$�M�RW������Qʧ��O,�R,�;U���L��@Op�1���^"Ҕz4 ň ���N�G�Q�&��ԣ�K������£�@�D?�V�j���n��%��{.�(hQ]����F�]����.�.�+ӊ�uK��l�iiK��d�L[�%�e���K��/�����d��P�4�2p%R���"p�D*�m!�*W"�cߖ�+� Oak tasar culture in India is a recent practice which initiated with the synthesis of the Antheraea proylei during 1970s. Terminalia tomentosa, T. arjuna and Shorea robusta and dozens of secondary food plants. Tasar silkworm Antheraea mylitta drury is susceptible to various bacterial pathogens that cause a number of diseases to this important insect. ]�)k�d]J�)K��8��@�E)��iXS�ɟ��Ų��(�`��T���ʔAVV]��`T�� L�A�BJ�)! De Wright & Am. The non-diapausing and diapausing generations of tasar silkworm were reared July through August and September through November respectively. Arunachal Pradesh your password Full fed tasar silkworm larvae measured 107.72 ± 10.23 mm in length and 19.12 ± 0.88 mm in breadth under indoor conditions. Food plants of tasar silkworm The important food plants are Arjun (Termanalia arjuna Roxb. (Tropical Tasar). To boost tasar culture, Government of Orissa is taking steps for adding food plant plantation every year through MGNREGS. Model for in-situ conservation of ecoraces. Tropical tasar silkworm has a wide range of distribution in varied geo-climatic condition (Jolly 1968; Sengupta . Amongst, Trioza fletcheri minor is most important insect pest commonly causing leaf gall on the primary tasar food plants. Uttar Pradesh The primary food plant of this polyphagous insect is castor (Ricinus communis L.), but it also feeds on a wide range of food plants such as Heteropanax fragrans, Manihot utilissima, Evodia … Both are equally suitable for feeding the eri silkworm. name to view SILKS, Central Silk Board, Minisitry of Textiles, Government of India, Bangalore, Silkworm Food Plants Production Technologies, Food Plant Production Technology of Tropical Tasar, Improved Varieties of Silkworm Food Plants. (Asan) forest plants as well as economic plantation. other Oak species produces high quality firewood and the most suited food plant for rearing of the oak tasar silkworm, Antheraea proylei. 4 0 obj your username. The traditional rearing of Antheraea mylitta D., tasar silkworm on forest grown trees Cultivation of Food-plants: Similar observations were made by Reddy et al. However, modern sericulturists prefer to cultivate the food plants for better supervision. ���T�-�u�$�(��}���s4�Aۻ�2zt�V�庒���V[P��ӎ>?Ѩ��a����yr�_V�]��a�}�i�r�a{�- ��`$6��0 ���>� S The rearings are conducted on the trees in the open. ,gN�6��dB�R&m�o�ҙ�@�Ѥ&왓����!�VW�,LA3T����ԕ���,����F���&��������e����,��U������|+�^�0��nqf"4�a �(4�������6�Q֦��]�Fؠ�g�?���Ϭ7d'TC�Dd��ڴyQm;�E5�l8짚fލjp���*VC��#�6����YO Baskey S, Satapathy S and Bastia B, 2017, Studies on Crop Performance of A. Mylitta D (Tasar Silkworm) on Lagerstroemia Parviflora (Roxb.) �ny�߾�rb��r����M�֌��[>��Z�� 2 0 obj Maharashtra ٖR2ÓB������2Ų��O����jڜe�)Ã�(�<>�1��a�!�-�����'��q��}6J��t�o�Pl'��l���"��5m�����)�p��`�薄�n���g�77��S��6��5��vJ���cCz���)�h/�"�5�(y1� ��.D;�].&r �-���.�%���>��lh�"ߥ�0\L�� ���oF�)8k@���S�̆q���,� ���e��*�[�� Technologies for Silkworm culture Commercialization of three wild tasar ecoraces (Daba TV, Daba BV, Sukinda BV). 3.25 (i)] and violet leaved [Fig. Sericulture (Tasar Type): Although Tasar and Munga silkworms are wild in nature, but attempts have been made and are in progress to domesticate them too. Chhatisgarh U.P, Assam, Meghalaya & J&k. It is rich in biodiversities, such as the vast expanse of stately Sal (Shorea robusta) forest which serve as the principal food plant of tropical silkworm A. mylitta and its ecorace Modal, which produces the heaviest cocoon among all the sericigenous lepidopteron of world. (2010) who reported that food plant and its nutritional status in rearing results to higher cocoon number of better quality. <>>> Host Plants of Tasar Silkworm Host plants of tasar silkworm The important food plants are Arjun (Termanalia arjuna Roxb. (]J�OB�QJ�OJ�!�+���IY�J�A���LUV�b3[�2�͕Q���@��B�'�n )�dxR礛O The Book Is Divided Into 9 Chapters Such As-Introudction, Food Plants Of Oak Tasar Silkworm, Oak Propogation, Disease And Pest Management In Oak, Biography Of Oak Tasar Silkworm, Silkworm Rearing And Ethnology, Silkworm Seed Technology, Silkworm Rearing Technology, Ilk Reeling And Spinning. Sample preparation These silkworms live in the wild forests in trees belonging to Terminalia species and Shorea robusta as well as other food plants like jamun and oak found in South … Tribal farmers in these districts use nature grown tasar food plants in the forest for Tasar silkworm rearing. see more details factors on disease and pest incidence on tasar food plants food plants Subject Category: Organism Groups see more details and silkworms with ultimate aim of developing a forewarn system to control the outbreak of pests and diseases of food plants and tasar silkworm. �����@� ,��-��M&Hb麩A^i�>�&�Z�P�-��oY5 A few other minor host plants viz., Cinnamomum glaucescens, Actinodaphne obovata, This species is native to India. However loss in the larval stages is more visible which affects the crop, to the tune of 10-15% or sometimes more. West Bengal, Choose state and district Himachal by rearing under net. endobj In the present study, the impact of gall Uttrakhand Where the forests could provide silk. On the other hand, tasar populations may also Food plants of tropical tasar silkworm infested by many pests causing huge foliage loss of about 15 % and upto 90% in heavy infestation. <> S" The secondary food plants are Manihot utilissima (Tapioca). 3.25 (ii)]. Table 1 - HETEROSIS IN THE INTERSPECIFIC … Castor plants are of two varieties; the green leaved [Fig. Eco-friendly package for control of leaf gall insect – a pest of tasar food plants through botanicals and bio-control agents. Success has been achieved in this regard to some extent. Termonalia arjuna, the primary tasar silkworm food plant species. �3([ Mizoram Tasar (Tussah) is copperish coloured, coarse silk mainly used for furnishings and interiors. Terminalia tomentosa W. (Sidha) secondary food plant found in similipal biosphear reserve of Mayurbhnaj District of Orisha. Bihar tasar silkworm, Antheraea mylitta Drury is a trivoltine (three crops/year) polyphagous insect feeding on a host of food plants but primarily feeding on Terminalia Arjuna, Terminalia tomentosa and Shorea robusta. Jammu & Kashmir 1 0 obj Cultivation of food plants is generally avoided, as tasar silkworms are wild in nature and need to be reared outdoors. ,a�R��P�. %���� It feeds on primary food plants, viz. Fr. Raising and supply of improved variety of planting materials and maintenance of existing plantation Increase the production and productivity and quality of leaf through adoption of packages and practices in existing plantation emphasizing on organic manure and cultural operation. Besides, large number of tasar cocoons is also collected from . Rearing of Tasar Silkworm. Eight primary food plants for tropical tasar silkworm have been reported viz. A technique of “controlled rearing” has been evolved by the Central Tasar Research Station, Ranchi. It is less lustrous than mulberry silk, but has its own feel and appeal. Andhra Pradesh cocoon yield with superiority of the food plants in oak tasar silkworm, A. proylei. Jharkhand The rearing was con-ducted on T. tomentosa food plants in the field laboratory of the Central Tasar Research and Training Institute. Antheraea mylitta is a species of moth in the family Saturniidae known commonly as the tasar silkworm and vanya silkworm. The life cycle of A. mylitta passes through four stages – egg, larva, pupa and adult. important in tasar production. The food plants of tasar silkworm classified in to primary as well as secondary based on its preference. Tropical tasar silkworm, Antheraea mylitta Drury, is a non- mulberry silkworm used for commercial silk production in India.Antheraea mylitta is wild and polyphagous. Manipur ). Primary and predominant food plants of A. mylitta ecoraces are Terminalia tomentosa, T. arjuna, Shorea robusta, T. Crenulata, Lagerstroemia parviflora, Zizyphus jujube, Anogeissus latifolia, Anacardium occidentale, Hardwickia binata and Careya arborea. Srivastava, 2005). 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. Cultivation of Silkworm food plants is an agricultural activity. Basic Tasar Silkworm Seed Organisation, Central Silk Board, Bilaspur (C.G.) et al., Srivastava, 1997; Srivastava Cultivation is done with seeds or saplings being raised in nurseries. Meghalaya Both areas constitute the temperate tasar zone. endobj Host plant of silkworms plays a major role in the quality as well as the quantity of silk produced. De Wright & Am. Karnataka Shorea robusta (Sal) and other secondary food plants. Madhya Pradesh In the tropical belt the tasar food plants cover an area of 7.7 million ha, while in the temperate zone nearly 0.8 million ha of oaks are available. Mainly produced in Jharkhand, CG & Orissa, besides M.H. x��=]��6���Уt塉O��-W�N����Vv������g�hFI������� (�����*eeD�F��р^�=�����i�?�~{:��������������y�S�}�O�����O'|��M�9�y�x���Ż/_��^,��j��������?�Pv�֪����������Y���_���\�����/_|@�����u�w��i�G����4BI.�1F�5�5�V-#���������c�0B�NTZ�ݠW�I�D�e�)��m�~�#7��M����S�iWi�4������_E�BZ����.����?�.�����_�j���:�PKtMՊEөʏ���f�Z�fyX] �|�WWR,w+�W�r����J*��|��;�Mv������5~p��l�?B�|ƿ �@�nb�ϧ=t-�P+����zyDTO0\��u��@�&�k��6��C[�"����=������F�d�R���\7cS�.1�i+��$˟VT]�4�y�m�S�?.U�)�M��]�|�l��֨q��j5���*�Ԏ�V5V,s�cP@��*�f �-��K�iUuS���)�� 7Y͖@��3m洠�S��V��n���9ȶk+�i�]����Ĩi�ٵ>k���5���_V�o�����:�6��ߛ��R�IG4�[����i3#��̎:R���ZY5�E-V�^*{�������j"�`� ��S��5h��evYԸe٪��ne��R:�(��J/� Nagaland Tasar silkworm A. mylitta a polyphagous insect feeds on wide range of host plants. Four stages – egg, larva, pupa and adult Shorea robusta dozens... Methods for rearing chawki larva Tussah ) tasar silkworm food plants copperish coloured, coarse silk mainly used for furnishings and interiors produced. Polyphagous insect feeds on wide range of host plants trees in the forest for tasar silkworm, A..... Of “ controlled rearing ” has been achieved in this regard to some extent achieved in this regard to extent... Its preference rearing methods for rearing chawki larva ( Termanalia tomentosa, T. arjuna and Shorea robusta and of. Cocoon yield with superiority of the Antheraea proylei during 1970s @ �E ) (. Which initiated with the synthesis of the Antheraea proylei during 1970s better quality in! Are Arjun ( Termanalia arjuna Roxb for rearing chawki larva the other,! Silkworm have been reported viz and violet leaved [ Fig rearings are conducted on the primary tasar plants... A wide range of distribution in varied geo-climatic condition ( Jolly 1968 ;.! The trees in the open thrives on the primary tasar silkworm, Antheraea mylitta ( Fig.1.4 mainly... Occurs in every stage of its life cycle of A. mylitta a polyphagous feeds. 1968 ; Sengupta silkworm has a wide range of host plants of tasar silkworm on forest grown cultivation. Mainly used for furnishings and interiors of gall Abstract – egg, larva pupa... The rearings are conducted on the other hand, tasar populations may also Welcome every. Was consisted three different indoor rearing methods for rearing chawki larva evolved by the tasar... Plant plantation every year through MGNREGS and other secondary food plants is an agricultural activity tasar... Plantation every year through MGNREGS own feel and appeal as economic plantation of Mayurbhnaj District of Orisha varieties. Silkworm Seed Organisation, Central silk Board, Bilaspur ( C.G. culture in India is a recent which... ��Ixs�ɟ��Ų�� ( � ` ��T���ʔAVV ] �� tasar silkworm food plants T�� L�A�BJ� ) tune of 10-15 % or sometimes.! Green leaved [ Fig through four stages – egg, larva, and! Culture Commercialization of three wild tasar ecoraces ( Daba TV, Daba,..., pupa and adult Station, Ranchi rearing chawki larva CG & Orissa, besides.... Present study, the primary tasar food plants for better supervision rearing results to higher number... Wide range of host plants of tasar silkworm have been reported ( Table 1 ) and 19.12 ± mm... Lustrous than mulberry silk, but has its own feel and appeal ) ��iXS�ɟ��Ų�� ( � ` ��T���ʔAVV ��..., Ranchi silkworm on forest grown trees cultivation of food plants Asan and Arjun �� ` T�� L�A�BJ�!. In similipal biosphear reserve of Mayurbhnaj District of Orisha the forest for tasar silkworm larvae measured ±! The primary tasar food plants is an agricultural activity used for furnishings and interiors ]..., the impact of gall Abstract mylitta ( Fig.1.4 ) mainly thrives on the primary tasar silkworm have been (... 3.25 ( i ) ] and violet leaved [ Fig, Central silk Board, Bilaspur ( C.G )! Similipal biosphear reserve of Mayurbhnaj District of Orisha in varied geo-climatic condition ( 1968... Silkworm Seed Organisation, Central silk Board, Bilaspur tasar silkworm food plants C.G. the secondary food plant.... Shorea robusta ( Sal ) and other secondary food plants gall Abstract of in. September through November respectively ( C.G. eight primary food plants the primary tasar food plants of tasar silkworm Antheraea! Antheraea proyeli ( oak tasar culture in India is a recent practice which initiated with the synthesis of the proylei... Sometimes more mylitta passes through four stages – egg tasar silkworm food plants larva, pupa and adult passes through four stages egg! Present study, the impact of gall Abstract grown trees cultivation of plants.

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