| SIGNIFICANT
CONTRIBUTIONS DURING THE LAST TWO DECADES
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|
Assessed the loss in crop due
to major pests such as shot hole borer, mites
and tea mosquito bug (Helopeltis) |
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Surveyed and documented the
natural enemy complex of tea pests in south
India |
|
Introduced the element of cultural
control in the management of shot hole borer
|
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Introduced azadirachtin formulations
(botanical insecticides) for mite control
on tea in south India |
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Generated data on the residues
and pattern of degradation of commonly used
pesticides in tea |
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Fixed safe harvest intervals
for commonly used pesticides |
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Introduction of yellow traph
for thrips control & Montanoa traph for
shot hole borer control |
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Studied the effect of pest
damage on tea quality |
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Use of entomopathogens for
pest control |
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Developed an IPM package for
tea |
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Identified nine fungicide schedules
for the control of tea blister blight disease |
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Developed a computerised forecasting
model for blister blight disease |
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Recommendations for the control
of root diseases (both chemical and biological
control |
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Identified rejuvenation pruning
as the effective method for the control of
stem diseases |
 |
Identified the biocontrol agents
for the control of collar canker disease |
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Developed a compact disc on
tea disease management |
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Identified region specific
acid tolerant strains of Azospirillum and
Phosphate solubilizing bacteria |
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NK foliar application to alleviate
drought stress in young and mature tea |
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Application of commercial PGR's
for crop productivity and banji management
|
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Physiological basis of pruning
heights and pruning recovery |
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Metabolic functions and bush
health in relation to mechanical harvesting |
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Beneficial functions of regulated
shade in crop productivity |
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Role of mother leaf addition
during drought and assimilate translocation
|
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Source-sink relationship in
biomass productivity |
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Role of enzymes in tea processing
|
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Somatic embryogenesis derived
variation |
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Protocol for the establishment
of transgenic tea |
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Finger printing of tea clones
in south India using RAPD and AFLP |
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Studied the effect of cultural
practices and seasonal variations on the chemical
constituents of green leaf as well as made
tea |
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Optimisation of processing
conditions to improve the quality of made
tea with accelerated withering systems and
enzyme kinetic studies during fermentation
|
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A new process termed split
CTC had been developed |
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Demonstrated the generation
of heat energy by harvesting solar energy,
with the help of heat transfer medium in a
flat plate collector and recycling the same
for tea processing |
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Identification of Biaxially
oriented polypropylene (BOPP) film as a suitable
alternative to conventional tea chest liners |
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Identification of Multi walled
paper sacks lined with metallised BOPP and
metallised polyester as suitable alternatives
to conventional tea chests |
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Formulated a carbonated tea
beverage known as "Tea Cola" |
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Flights were devised and fitted
inside the fermenting drum for efficient oxidation |
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Development of bulk density
apparatus had been developed to measure the
bulk density of made tea |
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A model on UV-irradiation throughout
the process of fermentation during black tea
manufacture has been developed |
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Causative compounds for ‘Pacha
taint ‘were identified and feasible
remedial measures suggested |
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