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केन्द्रीय मूगा एरी अनुसंधान एवं प्रशिक्षण संस्थान लाहदोईगढ़ – 785 700, जोरहाट, असम

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नेविगेशन एवं शीर्षक अनूदित हैं। संस्थान द्वारा तैयार पृष्ठ सामग्री अंग्रेज़ी में ही है। English

Technologies patented New

Sl. No. Patent name Details
1 A Muga Weft Yarn Reeling Machine Patent No. 300573 (India)
Date of grant: 31.08.2018
Applicant: CMER&TI
2 Muga cocoon dryer Patent No. 297680 (India)
Date of grant: 15.06.2018
Applicant: CMER&TI
3 A chemical formulation for cooking Muga cocoon for higher silk yield Patent No. 286170 (India)
Date of grant: 09.08.2017
Applicant: CMER&TI

Technologies developed and implemented in the field (latest first)

  1. 1
    Synthetic oviposition stimulant blend to enhance egg laying of oak tasar (Antheraea proylei) female moths RSRS, Imphal · 2025 Cotton-ball infused blend improves egg-laying efficiency and seed production output through a standardized scientific protocol.
  2. 2
    Muga Super Cook – novel formulation for effective cooking & improved reelability of Muga cocoons CMER&TI, Lahdoigarh · 2024 Cuts cooking time to 3–5 minutes, cuts reeling breaks by 24–30% and raises raw silk recovery by ~10% while keeping silk luster intact.
  3. 3
    Loose egg production in grainages CMER&TI, Lahdoigarh · 2023 Synchronized hatching gives more disease-free layings per unit area; low-labour, high-throughput and entrepreneurship-ready (B:C 1.44:1).
  4. 4
    Eri Chawki Rearing Technology CMER&TI, Lahdoigarh · 2023 Standardized rearing, disinfection and feeding protocol yields over 20% more than conventional rearing, validated in 11 demonstrations (B:C 1.83:1).
  5. 5
    ITK: Early-stage Muga silkworm rearing on Dighloti plants for cocoon production CMER&TI, Lahdoigarh · 2020 Rearing on Dighloti leaf up to 3rd instar lifted cocoon yield to 74/dfl (66.8% ERR) – a 17.5% gain over existing practice.
  6. 6
    ITK: De-pairing of moths using smoke for Muga silkworm seed production CMER&TI, Lahdoigarh · 2020 Smoke-based self de-pairing cuts injury to female moths and raises net return by 18% and fecundity by 18.3% over normal practice.
  7. 7
    Eri egg incubation device CMER&TI, Lahdoigarh · 2018 A low-cost earthen pot keeps eggs 2–3°C cooler in summer, raising hatching from 40–45% to 70–75%.
  8. 8
    High-yielding varieties of Kesseru – HF 005, HF 008 CMER&TI, Lahdoigarh · 2014 HF 008 and HF 005 deliver 26.7–27.6 MT leaf/ha/year – up to 37.85% higher than traditional practice.
  9. 9
    Eri silkworm C2 breed CMER&TI, Lahdoigarh · 2014 Fecundity above 350 eggs and ERR above 85%, giving 12–13.3 kg cocoon shell/100 dfls against 7.71 kg from the local race.
  10. 10
    Improved collapsible split type mountage CMER&TI, Lahdoigarh · 2014 A 90x60 cm collapsible mountage yields 99.75% stain-free cocoons with negligible space needs and fast, low-labour harvesting.
  11. 11
    High-yielding Castor varieties – NBR-1, NBR-2, NBR-3 CMER&TI, Lahdoigarh · 2001 & 2011 Non-bloomy red castor varieties yielding 12–13+ MT leaf/ha/year – 11–20% higher than the traditional variety.
  12. 12
    Organic manure based Muga farming system CMER&TI, Lahdoigarh · 2010 Dhaincha, FYM and vermicompost give 16.83 t/ha leaf yield – on par with inorganic fertilizer – while improving soil fertility (B:C 1.60:1).
  13. 13
    Intercropping in Som and Kesseru plantation CMER&TI, Lahdoigarh · 2010 Ginger, turmeric and Colocasia intercrops raise farm income by 47–85% over sole cropping without affecting host-plant leaf yield.
  14. 14
    Raising and maintenance of block plantation of Quercus serrata RSRS, Imphal · 2009-10 Polythene-tube raised seedlings ensure quick establishment and consistent quality leaf production for oak tasar plantations.
  15. 15
    Use of “Lahdoi” to control muscardine disease of Muga silkworm CMER&TI, Lahdoigarh · 2009 Sprayed on food plant and soil, this formulation prevents muscardine disease by up to 70% and improves leaf quality (B:C 3.5:1).
  16. 16
    Biological control of Uzi fly CMER&TI, Lahdoigarh · 2009 Release of hyper-parasitoids E. philippinensis and Nesolynx thymus is eco-friendly and lifts cocoon yield by 30% (B:C 2.03:1).
  17. 17
    Muga Silk Plus – an effective cooking chemical for Muga cocoon CMER&TI, Lahdoigarh · 2009 A water-soluble cooking formulation raising Muga silk recovery to 50–55% against 40–48% under the traditional method.
  18. 18
    BANI – a Muga weft reeling machine CMER&TI, Lahdoigarh · 2008 Single-person, motor-cum-pedal 4-end machine giving 45–50% silk recovery and 120–140 g/day yarn output (B:C 1.3:1).
  19. 19
    Integrated management of stem borer CMER&TI, Lahdoigarh · 2007 Eco-friendly botanicals, plastic-wrap trunk covers and Trichogramma egg parasitoid release control stem borer infestation up to 80–95%.
  20. 20
    Platform rearing technology of Eri silkworm CMER&TI, Lahdoigarh · 2005 Three-tier bamboo-strip platforms accommodate 7200 silkworms – almost 3 times the capacity of conventional tray rearing.
  21. 21
    Muga Cocoon Drying chamber CMER&TI, Lahdoigarh · 2005 Firewood-fuelled hot-air dryer stifles and dries up to 8000 cocoons/cycle with no electricity – ideal for remote, all-season use.
  22. 22
    Establishment and popularization of new breed C27 RSRS, Imphal · 2005 Cocoon weight 7.06 g, silk ratio 10.28 and filament length 650 m – a 33% improvement over control.
  23. 23
    Chawki rearing of Muga silkworm CMER&TI, Lahdoigarh · 2004 Rearing young worms on pruned plants under nylon net improves early-stage health, cuts mortality and lifts cocoon yield by 15–20%.
  24. 24
    Box type bamboo mountage for mounting of mature worms CMER&TI, Lahdoigarh · 2003 Reusable for 5 years and needs just 5.82 cft. for 1000 worms against 96 cft. for the traditional jali, with easy, quick harvesting.
  25. 25
    Use of PET bottles as Uzi trap in oak tasar silkworm rearing RSRS, Imphal · 2000 Low-cost, molasses-baited waste-bottle trap gives a 50% improvement in Uzi fly control over untreated plots.
  26. 26
    Use of sodium hypochlorite for seed treatment against tiger band disease of oak tasar silkworm RSRS, Imphal · 2000 A 0.2% disinfectant egg-treatment protocol raises cocoon yield to 38–42 per dfl against 28–30 in control.
  27. 27
    Pruning technology – Som CMER&TI, Lahdoigarh · 1996 Pollarding at 6 ft height every 5 years gives nutritious sprouted leaves and a manageable height for chawki rearing under nylon nets.
  28. 28
    Improved S-3 & S6 morphotypes of Som (Persea bombycina) CMER&TI, Lahdoigarh · 1994 Leaf yield 18–20 MT/ha with 98.8% palatability; moderately resistant to blight and less susceptible to leaf spot disease.
  29. 29
    Leaf Bud Cutting – vegetative propagation technique of Som CMER&TI, Lahdoigarh · 1994 Clonal propagation with 80% rooting and 90% post-transplant survival, giving true-to-type Som progeny not possible through seed.

For brief details of the technologies click here.

For details of Course Wares – Muga culture click here.

For details of Course Wares – Eri culture click here.

For details of technologies and their implementation at field level click here.

For a list of the patents granted/applied and new technologies under field trial from CMER&TI click here.

अंतिम समीक्षा एवं अद्यतन: 14 August 2026 सामग्री का स्वामित्व सीएसबी–सीएमईआर एवं टीआई, लाहदोईगढ़