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The technique for vegetative propagation
of tea by internodal cuttings.
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Released 30 TV (Tocklai Vegetative) clones, 14 biclonal seed stocks and 151
region specific garden series clones.
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Invention of following tea machineries:
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MacTear Rotorvane
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Borbora Continuous Leaf Conditioner
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Continuous Tray Drier
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Continuous Fermenting Machine
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Borua Continuous Roller
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Tea Breaker-cum-Stalk Separator
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Green Leaf Storage Device
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Continuous Withering Machine
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Electronic Monitoring and Control System for Withering
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Introduction of extended pruning cycle in lieu of annual prune for higher
productivity and better distribution of crop.
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Optimisation of plant population.
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New techniques of bringing up young tea reducing the gestation period from
planting to full bearing.
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Land planning, drainage and balance manuring for higher productivity. Soil
Amendment techniques.
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Establishment of the necessity for a light even canopy of shade for tea
plantations in the plains of N.E. India.
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Introduction of safer pesticides for effective pest and weed control with
emphasis on Integrated pest management.
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Introduction of bioagents - Trichoderma and Bacillus for control of certain tea
diseases and their formulation for commercial application.
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Generation of data on pesticide residues in tea from multi-locational
supervised field trials.
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