Fourth Symposium on Plantation Crop Research

We are pleased to announce the fourth Symposium on Plantation Crop Research to support the plantation economy through raising the awareness of recent technological innovations....

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TRI won the National Awards for Excellence in Agricultural Research


Dr. I Sarath B Abeysinghe, Director of the TRI, Dr. P A Nimal Punyasiri,
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Tea Research Institute of Sri Lanka launches new website

A newly upgraded website for the Tea Research Institute (TRI) was ceremonially launched by the Hon. Minister of Plantations Industries, Mr. Mahinda Samarasinghe (MP) on 11th July 2011 at the auditorium of the Ministry.
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New Kaluthara Extension Centre was declared open

A new Extension Centre was established at Nivithigala- kelle, Matugama for the benefit of the tea growers of the Kaluthara and Colombo Districts.

The new ...

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TRI Recommendations

Circular No.TitleIssued In
LU 01Guidelines on Land Suitability Classification for TeaOctober 2002
LU 02Field Categorization in Tea LandsSeptember 2003
PN 01The Suitability of Tea Clones for the Different RegionsDecember 2002
PN 02Tea Nursery ManagementNovember 2009
SP 01Fertilizer  Recommendations for Nursery TeaJuly 2000
SP 02Fertilizer  Recommendations for Immature TeaJuly 2000
SP 03Fertilizer  Recommendations for Mature TeaJuly 2000
SP 04Fertilizer  Recommendations for Clonal Mother BushesJuly 2000
SP 05Fertilizer  Recommendations for Tea Seed BearersJuly 2000
SP 06Fertilizer Recommendations for Rehabilitation Grasses (Mana & Guatemala)July 2000
SP 07Soil AnalysisMay 2009
SP 08Analysis of Fertilizer SamplesMay 2009
SP 09Sampling for Foliar Analysis of TeaMay 2009
PA 01Bringing Young Tea Into BearingFebruary 2001
PA 02Drought Mitigation in Tea PlantationsJanuary 2011
PA 03Infilling Vacancies in Tea FieldsSeptember 2003
SI 01Green Manure Crops in TeaSeptember 2001
SI 02Shade in TeaMarch 2003
SI 03Wind and Shelter Belts in TeaMarch 2003
HP 01Pruning of TeaSeptember 2001
HP 02Guidelines on PluckingMarch 2003
HP 03Cultivation of Tea Soils – ForkingSeptember 2003
WM 01Integrated  Weed Management in TeaJuly 2003
WM 02Herbicide and Their use in TeaSeptember 2003
WM 03Safe and  Effective use  of HerbicidesJuly 2003
PM 01Sampling for Shot – Hole Borer AssessmentFebruary 2003
PM 02Management of Shot – Hole BorerFebruary 2003
PM 03Live-Wood Termites of Low Grown Tea and Their ManagementJune 2003
PM 04Control of Nematodes (Eel Worms) in Young TeaNovember 2002
PM 05Sampling for Nematode AnalysisJuly 2003
PM 06Mite ControlJune 2008
PM 07White Grubs on Tea Lands and Their ControlNovember 2002
PM 08Contamination of Nursery Plants with Nematodes through Irrigation WaterJuly 2003
PM 09Live-Wood Termites of High Grown Tea and Their ManagementJune 2008
PM 10Management of Tea Tortrix (Homona coffearia Neitner)June 2009
PM 11Fumigation of Nursery Soils for Nematode EradicationNovember 2009
DM 01Protection of Tea from Blister BlightOctober 2002
DM 02Protection of Tea from Red Root DiseaseOctober 2002
DM 03Protection of Tea from Black Blight Disease in the Low CountryAugust 2003
DM 04Protection of Tea from Red Rust Disease in the Low CountryAugust 2003
DM 05Protection of Tea from Stem and Branch Canker Disease in the Low CountrySeptember 2003
DM 06Protection of Tea from Collar and Brach Canker Disease in the Up CountrySeptember 2003
PT 01Trough – Withering of TeaSeptember 2003
PT 03Manufacture of Tea by the CTC ProcessSeptember 2003
PT 05Calibration of Infra – Red  Moisture MeterSeptember 2003
PT 06Moisture Levels of Black TeaMarch 2004
PU 01Pesticides use in Tea FieldsOctober 2008
PU 02Chemical Control of DiseasesNovember 2008
PU 03Chemical Control of WeedsDecember 2008
PU 04Chemical Control of Insect and Nematode PestsDecember 2008

 

 
 
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