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கொள்கைக் குறிப்பின் முக்கியப் புள்ளிகள்
குறியிடப்பட்ட PDF-இல் பச்சை நிறத்தில் குறிக்கப்பட்ட ஒவ்வொரு பகுதியும், அதனுடன் உள்ள விளக்கமும் — மொத்தம் 43 புள்ளிகள்.
- 1Tipu Sultanப.2
Modern silkworm rearing came to India in the 18th century under Tipu Sultan in Mysore; it reached Tamil Nadu in the later 20th century through Hosur and Thalavadi on the Karnataka border.
- 2silk has been in use in the State since the Sangam periodப.2
Silk has been in use in Tamil Nadu since the Sangam period - the note treats the industry as continuous with that tradition.
- 3Kanchipuram silk sarees, Salem bivoltine silk dhotisப.3
GI-tagged silks: Kanchipuram sarees, Salem bivoltine dhotis, the temple motifs of Arani and Thirubuvanam, and the zari work of Sirumugai.
- 4Mulberry, Eri, Tasar and Mugaப.3
India is the only country producing all four known silks - Mulberry, Eri, Tasar and Muga. Mulberry silk comes mainly from Karnataka, Tamil Nadu, Andhra Pradesh, West Bengal, Maharashtra and Telangana.
- 5ranks second at the national level in bivoltine silk productionப.4
Tamil Nadu ranks second in India in bivoltine silk production - the finer, higher-value grade.
- 620,568 sericulture farmers cultivating mulberry in 40,012 acresப.4
20,568 sericulture farmers cultivate mulberry on 40,012 acres as on 01.08.2026.
- 725–27 daysப.4
One silkworm crop takes 25 to 27 days, so a farmer earns monthly from cocoon sales - the shortest income cycle in agriculture.
- 8Dharmapuri is the leading district in silk reelingப.4
Sericulture is practised in every district except Chennai; Dharmapuri leads in silk reeling.
- 93,139 metric tonnes of raw silkப.4
Tamil Nadu produced 3,139 MT of raw silk in 2025-26, of which bivoltine was 3,074 MT - 98% of the total.
- 10separate entity in April 1979, with its headquarters in Salemப.5
The Department of Sericulture was carved out of the Industries Department in April 1979, with headquarters at Salem.
- 113,000 metric tonnes to 4,500 metric tonnesப.6
The five-year target is to raise raw silk output from 3,000 to 4,500 MT.
- 121,077ப.8
Sanctioned strength is 1,077, of which 539 are Junior Inspectors of Sericulture - the field cadre that does the extension work.
- 13five regional offices, each located at Erode, Dharmapuri, Vellore, Trichy and Maduraiப.8
Five regional offices at Erode, Dharmapuri, Vellore, Trichy and Madurai monitor sericulture.
- 14‘Pattu Malar’ப.12
The Sericulture Training Institute at Hosur prints the monthly technical magazine Pattu Malar, sold to farmers and reelers at Rs.2 a copy.
- 15Forest College and Research Institute, Mettupalayamப.12
B.Sc. Sericulture is taught at the Forest College and Research Institute, Mettupalayam under TNAU; final-year students do a three-month village stay.
- 16Silk Samagra-2ப.13
Silk Samagra-2 is the Central Sector Scheme for integrated silk development. The State allocated Rs.3,310.00 lakh for 2026-27 and the Central Silk Board released Rs.2,164.875 lakh.
- 17Rs.1,12,500/- per acreப.15
A mulberry nursery draws a subsidy of Rs.1,12,500 an acre; mulberry garden development gets Rs.45,000 an acre.
- 18Construction of Silkworm Rearing Shedப.16
A silkworm rearing shed of 900-1,200 sq ft draws Rs.2,43,750 and one of 1,200-1,500 sq ft Rs.3,37,500, with appliances and disinfectants funded separately.
- 19Ten Government Grainagesப.23
Ten Government grainages and one private seed production centre can make 120 lakh silkworm layings a year; two more grainages run under the Central Silk Board's National Silkworm Seed Organization.
- 2061 lakh silkworm eggs were producedப.24
61 lakh silkworm eggs were produced in 2025-26, with a target of 70 lakh for 2026-27.
- 212.5°C toப.24
Cold storage holds silkworm eggs between 2.5C and 25C for 120 to 300 days to regulate diapause, so bivoltine eggs are available all year. Four units at Krishnagiri, Hosur and Coimbatore hold 160 lakh eggs.
- 2230 Government silk farmsப.25
30 Government silk farms work as model units - 5 demonstration-cum-training centres, 6 hybrid silk farms, 9 farmers training centres, 6 chawkie farms and 4 model mulberry plantations.
- 23102 Technical Service Centresப.27
102 Technical Service Centres are the grass-roots extension arm, guiding farmers from mulberry planting to cocoon marketing.
- 2417 commercial cocoon marketsப.27
17 Government cocoon markets operate as regulated markets, eliminating middlemen; a floor price is fixed on quality assessment for e-auction.