| SIGNIFICANT
CONTRIBUTIONS DURING THE LAST TWO DECADES
|
|
Released 29 clones for commercial
cultivation in south India |
|
|
Released five biclonal seed
stocks |
|
|
Identified six clonal grafts
|
|
Developed of a hormonal formulation
for easy and fast rooting of vegetative cuttings
|
|
Mechanisation of nursery grafting
technique using the scion and root stock maker
|
|
Development of grafting clips
for securing graft partners |
|
Recommendations on spacing
for planting and plant population |
|
Recommendation on methods of
tipping |
|
Recommendations on timing of
pruning and use of pruning machines |
|
Recommendations on the use
of shear harvesters & motorized harvesters
use of motorized pruning machines |
|
Recommendations on the use
of pre and post-emergence herbicides |
|
Developed a schedule of fertiliser
application with special reference to N:K2O
ratio |
|
Established the importance
and need for calcium nutrition in acidic tea
soils |
|
Broadcasting of rockphorphite
with citric acid |
|
Significant positive interaction
between phosphorus and potassium established
|
|
A schedule for dolomite application
developed on the basis of soil pH, applied
nitrogen and rainfall |
|
Evolved the basis for determination
of anticipated yield for deciding nitrogen
dose |
|
Evolved a scheme for auditing
N and K in each split based on crop harvested
in preceding two to three months |
|
Established the importance
of foliar application of phosphorus and magnesium
|
|
Brought out the guidelines
for organic tea cultivation |
|
Targeted yield equations were
developed for nitrogen fertiliser recommendation
based on STCR studies |
|
Fertiliser use efficiency was
worked out for nitrogen |
|
Generated data on the bioecology
of tea pests such as mites, aphids, flushworms,
leaf rollers, Helopeltis and shot hole borer |
 |
