Y%S ,xld f;a m¾fhaIK wdh;kh taldnoaO l%u uÕskA ;jdfka isg mrsK; j.dj olajd l| .=,a,df.a ydksh md,kh wcka;d wfífialr uqos; ch;s,l lS¾;s fudfydÜá lSg yd jgmKq úoHd wxYh
Y%S ,xld f;a m¾fhaIK wdh;kh
taldnoaO l%u uÕskA ;jdfka isg mrsK; j.dj olajd
l| .=,a,df.a ydksh md,khwcka;d wfífialr
uqos; ch;s,llS¾;s fudfydÜá
lSg yd jgmKq úoHd wxYh
Y%S ,xld f;a m¾fhaIK wdh;kh
f;a j.dfõ m%Odk m<sfndaOlhka
icSù oej fõhd
fgdaá%laia o<Uqjd
uhsgdjka
l| úosk .=,a,d
jgmKqjd
l| .=,a,df.a ydksh md,kh lsrSfus wjYH;djh
1. f;A j.d lrk ish,q m%foaY j, jHdma;j we;
2. ;jdk kj j.dj fusrE yd fkdfusrE hk ish,qu wjia:djkays iq,Nh
3. fndfyda m%fNao md;%S fõ4. j¾Okh nd, ùu yd w;= leãhdfuka
wiajkq wvqù wd¾:sluh ydks we;s lrhs
5. l| osrdm;a ùu yd icSù oejfõhdf.a ydkshg fya;= fõ
6. .fia iels,a, oq¾j, lrhs
msrsñiqyqUq,d
.eyeKqiqyqUq,d
.eyeKqiqyqUq,d
.eyeKqiqyqUq,dì;a;r
lSg wjia:d
ms<jd
mshEöu
m;s;úu
iq¥iq ia:dk fiúu
úoSu
f;a l| .=,a,d
cSjk pl%h yd tys j.djg ydkslrk wjia:d
Tea Research Institute of Sri Lanka
lmamd¥fjka miq rsls<sj, j¾Ok wjia:d
Tea Research Institute of Sri Lanka
.=,a,d l|g we;=,ajk wjia:dj
Y%S ,xld f;a m¾fhaIK wdh;kh
1. cSjk pl%fha wjia:d oelsh fkdyel
2. os.= ld,Skhs
3. ydksh oelsh yelafla miq ld,Skj yd W.%
wjia:dfõoS jk w;= lvd jeàfïoSh
4' ridhksl lDñkdYl wjfYaI j, n,mEu
l| .=,a,d u¾okh lsrSfï wmyiq;djh
Y%S ,xld f;a m¾fhaIK wdh;kh
taldnoaO md,k l%u
oS¾> ld,Sk flá ld,Skm%;sfrdaë m%fNao xwdidos; fkdjQ frdamK øjHmdxY= l<uKdlrKh - mdxY= fmdaIl yd ks¾foaYs; YIH l%u hym;a lDIsld¾ñl l%u -lmamdÿj yd o¿ fk,Su
Y%S ,xld f;a m¾fhaIK wdh;kh
;jdk (
1. ks¾foaYs; m%fNao muKs
2. hym;a ;jdka md,k l%u
3. kshñ; jhie;s ;jdka me< ^udi 09&
4. mQ¾j m%;sldrl ridhksl biSu
Y%S ,xld f;a m¾fhaIK wdh;kh
kj j.dj(
1. isgqùfïoS j<g mQ¾j m%;sldrl ridhksl fhoSu
2. m<uq jir ;=< udi 6 lg jrla l| wdjrK m%;sldrl fhoSu
3. hym;a lDIsld¾ñl yd mdxY= l<uKdlrK l%u
4. mig ldnksl øjH tl;= lsrSu - fldfydU mqkaklal=
li< f;a "fldïfmdaiaÜ
Y%S ,xld f;a m¾fhaIK wdh;kh
mrsK; j.dj(
1. lmamdÿjg fmr wju i;s 6 l o¿ úrdu ld,hla ;eîu2. lmamdÿjg fmr ydksfha iajNdjh ks¾Kh lsrSu3. m<uq lmamdÿfõ isgu ikSmdrlaIl
lmamdÿj4. lmamdÿ uqyqK;a j, lkavidka jeks
os,SrkdYl wvx.= wdf,amkhla .e,aùu5. lmamdÿ w;= len,s lr je<,Su
Y%S ,xld f;a m¾fhaIK wdh;kh
mrsK; j.dj (
6. ugsgï lmk wjia:dfõ mQ¾j ridhksl m%;sldrl mig fhoSu7. mig ldnksl øjH tl;= lsrSu -fldfydU mqkaklal= li< f;a "fldïfmdaiaÜ8. lmamdÿfjka miq l| .=,a,dg ixfõoS w;=j,g wdjrK m%;sldrl fhoSu - udi 8 - 14
^m%foaYh" m%fNaoh"j¾Ok fõ.h yd l<uKdlrK l%u hkdosh u; fjkia fõ&
Tea Research Institute of Sri Lanka
wdjrK m%;sldrl yd bisk mrsudjka
mrsudj^,S&$fylaghdrh
fkdfïrE f;a j.dj 250-500fïrE f;a j.dj 1000
m%;sldrl mrsudj$fylaghdrh,hsï^w¿yqKq& ( i,a*¾ 25 ( 25
50ls.%E$ 1000,Sgr
mdï Ths,a 1000l
;jdk 10 ^,Sgr&
Tea Research Institute of Sri Lanka
id¾:l m%;sldrl
C OP LSNO
Tea Research Institute of Sri Lanka
hym;a lDIsld¾ñl ms<sfj;a wdo¾Yk N+ñh
úlag¾ j;a;, foKshdh TRI 2026 jhi( wjqreoq 10
l= f;a j.d ms<sfj;a
f;a m wd ks¾foaYk
m<quq j¾Ih
fojk j¾Ih f;jk j¾IhjeäjQ wiajekak ^ls‘f,da .%Eï&
173
wdodhu @ re' 60.00 10,038.00
jeäjQ úhou 3,200.00
,dNh 6,838.00
Y%S ,xld f;a m¾fhaIK wdh;kh 18
idrdxYhkjj.dj mrsk; j.dj;jdk
1. isgqùfïoS j<g mQ¾j m%;sldrl ridhksl fhoSu
2. m<uq jir ;=< udi 6 lg jrla l| wdjrK m%;sldrl fhoSu
3. hym;a lDIsld¾ñl yd mdxY= l<uKdlrK l%u
4. mig ldnksl øjH tl;= lsrSu - fldfydU mqkaklal= li< f;a "fldïfmdaiaÜ
1. ks¾foaYs; m%fNao muKs
2. hym;a ;jdka md,k l%u
3. kshñ; jhie;s ;jdka me< ^udi 09&
4. mQ¾j m%;sldrl ridhksl biSu
1. lmamdÿjg fmr wju i;s 6 l o¿ úrduhla
2. lmamdÿjg fmr ydksfha iajNdjh ks¾Kh lsrSu
3. m<uq lmamdÿfõ isgu ikSmdrlaIl lmamdÿj
4. lmamdÿ uqyqK;a j, os,SrkdYl wvx.= wdf,amkhla .e,aùu
5. lmamdÿ w;= len,s lr je<,Su6. ugsgï lmk wjia:dfõ mQ¾j
ridhksl m%;sldrl mig fhoSu7. mig ldnksl øjH tl;= lsrSu8. lmamdÿfjka miq ixfõoS
w;=j,g wdjrK m%;sldrl
Tea Research Institute of Sri Lanka
ia;+;shs
Tea Research Institute of Sri Lanka
l| wdjrk m%;sldrl fhoSfuka ydksh j,ld .ekSu
Y%S ,xld f;a m¾fhaIK wdh;kh
Tea Research Institute of Sri Lanka
6 18 24 30 3612
lmamd¥fjka miq ^udi&
.=,a,df.a .yKh
w;= wdjrK m%;sldrl fhoSu
lmamd¥j wdikak
is¥re m%udKh
ixfõoS wjêh
fkdfñrE
Y%S ,xld f;a m¾fhaIK wdh;kh
Y%S ,xld f;a m¾fhaIK wdh;kh
1200m
600m
1400m
200m
.=,a,df.a md,khw;HdjYHh
Tea Research Institute of Sri Lanka
• os.= ld,Skhs• ixfjsoShs
Y%S ,xld f;a m¾fhaIK wdh;kh
ldhsl úoHd;aul l%shdj,ska wvd, ùu
• c,h yd fmdaIl øjH wjfYdaIKh wvd, ùu• .fia fldgila muKla l%shdldrS ùu
Y%S ,xld f;a m¾fhaIK wdh;kh
Y=oaO lmamd¥j
Y%S ,xld f;a m¾fhaIK wdh;kh
Y=oaO lmamd¥j
Y%S ,xld f;a m¾fhaIK wdh;kh
lmamdÿ uqyqK;a j, wdrlaIdj i|yd ridhkslhka wdf,am lsrSu
Y%S ,xld f;a m¾fhaIK wdh;kh
T RI 4042 TRI 3014 TRI 4006 TRI 3018 TRI 4071
m%;sfrdaë m%fNao
Tea Research Institute of Sri Lanka
•Sanitation pruning•Prophylactic stem protectants•Bush health
ikSmdrlaIl lmamdÿj
G% 1DENSITY 1
MANAGEMENT 1
G% 2DENSITY 2
MANAGEMENT 2
G% 1DENSITY 1
MANAGEMENT 1
G% 3DENSITY 3
MANAGEMENT 3
G% 2DENSITY 2
MANAGEMENT 2
G% 3DENSITY 3
MANAGEMENT 3
G % Specific SHB Management Plans
6 18 24 30 3612
AGE AFTER PRUNE (months)
SHB POPULATION NUMBER
Stem protection though sprays
Immature Over mature
galleries
Preferred
Susceptible / ProneStage
Tea Research Institute of Sri Lanka
Research Progress in
Alternate Stem Protectants
Y%S ,xld f;a m¾fhaIK wdh;kh
hym;a lDIsld¾ñl ms<sfj;a wdo¾Yk N+ñh
úlag¾ j;a;, foKshdh TRI 2026 jhi( wjqreoq 10
l= f;a j.d ms<sfj;a
f;a m wd ks¾foaYk
m<quq j¾Ih
fojk j¾Ih f;jk j¾IhjeäjQ wiajekak ^ls‘f,da .%Eï&
173
wdodhu @ 60.00 10,038.00
jeäjQ úhou 3,200.00
,dNh 6,838.00
Tea Research Institute of Sri Lanka
Promising Treatments
C OP LSNO
Tea Research Institute of Sri Lanka
SHB damage Control Through Stem Protectants
Y=oaO lmamd¥j
lmamd¥ ;,fha we;s ydksjQ fldgia
Y=oaO lmamd¥j l, mªre
Protection of new clearings
Y%S ,xld f;a m¾fhaIK wdh;kh
Wound Dressing Spraying
lmamd¥ w;= len,slsrSu
Tea Research Institute of Sri Lanka
Different branch sizes after pruning
Tea Research Institute of Sri Lanka
Different stem sizes
Y%S ,xld f;a m¾fhaIK wdh;kh
Spray volume
l/ha
Nc nursery 100
immature 250-500
mature 1000
Treatment Per ha
Lime sulphur (25kg 25 kg) 50kg
Oil palm 1000l
Thank You
.ia .=,a,df.a ydksfha m%udkh weia;fïka;= lsrSu i|yd idïm, .ekSu
is¥ lrk wjia:dj - mrSk; j.dfõ lmamd¥ pl%fha wjidk jif¾ lmamd¥jg fmr - kj j.dfõ m%:u lmamd¥jg fmr Bg wdikakj
idñm, .ekSu - fylaghdrhlska wyUqf,i f;dard.;a mªre 100 lska tla mªrlska fi'ó 30 la os. tla w;= lene,a, ne.ska
bvfï m%fío lSmhla we;akï tAjdfha fjkfjku idïm, .; hq;=h
A
B
C
DE
F
G
B
idïm, ,nd.ekSu
.Kkh lsrSu
ydksfha m%;sY;h((G%) = is¥relr we;s |~q ixLHdj uqt |~q ixLHdj X 100
ks¾foaYydksfha m
%;sY;h (G%)ydksfha ;;a;ajh md,k l%u
0-25]
26-50 ]
51-100 ]
wju
uOHia:
b;d by<
wjYH ke;
wjYHhs
wksjd¾hhs