shothale borer

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


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


.=,a,d l|g we;=,ajk wjia:dj


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


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


;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


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


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


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&


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&


id¾:l m%;sldrl

C OP LSNO


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


ia;+;shs


l| wdjrk m%;sldrl fhoSfuka ydksh j,ld .ekSu


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

1200m

600m

1400m

200m

.=,a,df.a md,khw;HdjYHh

• os.= ld,Skhs• ixfjsoShs


ldhsl úoHd;aul l%shdj,ska wvd, ùu

• c,h yd fmdaIl øjH wjfYdaIKh wvd, ùu• .fia fldgila muKla l%shdldrS ùu


Y=oaO lmamd¥j


lmamdÿ uqyqK;a j, wdrlaIdj i|yd ridhkslhka wdf,am lsrSu


T RI 4042 TRI 3014 TRI 4006 TRI 3018 TRI 4071

m%;sfrdaë m%fNao


•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


Research Progress in

Alternate Stem Protectants


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


Promising Treatments

C OP LSNO


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


Wound Dressing Spraying

lmamd¥ w;= len,slsrSu


Different branch sizes after pruning


Different stem sizes


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

shothale borer

Science