h;= .EfïoS mQÜgq ffjru fya;=fjka we;slrK wmyiq;d u.yrjd .ekSug lemqï fõ.h wvqlsrSu iy lemqï fldaKh wxYl 20 ;nd .ekSu ks¾foaYs;hs

myiqh. i;=gqodhl m%;sM, ,ndfohs

09' jev lsrSfï .;s ,CIK' ^f;alal j,g idfmaCIj&

08' oej j, jHQyh'

jraOl j<,q meyeos,s ke;. jdyskS lshjk ÿrloS hï;ï ksrslaIKh fõ' j¾. ñ,s óg¾ 25 ;=, jdyskS' 162-312la w;r m%udKhla we;' diffuse porous h' jdyskS ;ks;ksj msysghs' jdyskS wdk;j fyda wrsh ms<sfh, ù we;' tyloses fmdÿh'

paratracheal -perivasal, wCISh uDÿia:r vasicentric h.

lsrK l=vdh' mshú weig fkdfmfka' jdysKsfha úYalïNfhka Nd.hg jvd l=vdh' ñ,s óg¾ 5 la ;=, lsrK 50 - 60 la w;r ixLHdjla we;.

06' oejfha iajNdjh' i j¾Kh : wrgqj - lemq ús.i ,d r;= jk w;r" ndysrg ksrdjrKh jq úsg ;eUs,s mdgg yqre r;=

fyda ,d r;= yd r;g yqre ÿUqre mdgg yef¾' : t<h - ,d ÿUqre mdgh' wrgqfjka fjka lr yÿkd .; yelsh'

ii jhsru ( wl%uj;A mQÜgq ffjruls' ^Inter locked) iuyr wjia:dj, quarter sawn breï ú,difha§ Ribbon ffjru ±l .; yelsh

iii jhkh ( f.dfrdaiqh' fjk;a ( lf|a uOHia:fha uþPdfõ Brittle heart ;;a;ajh ±lsh yelsh' 07' oejfha ;dCIKsl .;s.=K' I >K;ajh^kg/m3)12] M.C ( 700 - 800

ii Yla;sh ( Yla;su;a ;o oejhls.

Tm oeóu iy idhï

lsrSu

f;,a iy water base

paints iy bá waxes

fyd|ska ls%hdlrhs'

je,s fld, we,a,Su

weK .eiSuw;ska bÍu

fydÈka wek .eish yelsh. tfy;a oej úo wek .eisu

jvd iqÿiqh'

jdysKS uD¥ia:r lsrK

oej Ndú;fha o S oej fldgilg úúOdldr n,hka ord .ekSug isÿfõ. oej lene,a, leãug, keùug, weoSug, fmdä ùug, olajk m%;sfrdaOh tu oej lene,af,a Yla;sh f,i ye|skaúh yelsh. ta wkqj oeßh yels Wmßu Yla;sh fuys olajd we;.

01. WoaNso úoHd;aul kduh : Eucalyptus robusta

02' l=,h : Myrtaceae 03' fjk;a kï :Red gum ^bx.%Sis& 04' Ydlfha jHdma;sh iy j¾Okh jk mrsir ;;a;ajhka i uqyqÿ uÜgfï isg Wi^óg¾& : 0 - 1600 olajd ii idudkH jd¾Isl j¾Idm;kh^ññ&:1000 - 1800 olajd

0 0 iii idudkH jd¾Isl WIaK;ajh :18 C - 28 C olajd iv j¾Okh jk m%foaY :ksj¾;k rgj, jkj.d j,, Y%S ,xldfõ Wvrg

jkj.d, l,mq" f.dyqre uqyqÿ c,h ñY%s; m%foaY j,o fuu Ydlh j¾Okh fõ'

05' Ydlfha jk frdamk úoHd f;dr;=re' i ls'.%E 1 g we;s îc m%udKh :50000 - 60000 muK" îSc me, 1500 - 2500 muK. ii îc mQ¾j m%;sl¾u :jd;hg ksrdjrKh fkdjk f,i isis,a úh,s

ia:dkhl wiqrd jir lsysmhla jqj .nvd lr ;nd .; yelsh' mq¾j îc m%;sl¾u wjYH ke;'

iii îc me,ùfï m%;sY;h : 80% - 85% muK iv îc me,ùug .;jk ld,h : Èk 7 - 10 ls' udi 4 - 6 lska isgqúh yelsh' v îc tl;= l<yels ld,h : cQ,s - wf.daia;= vi jevqKq .il m%udKh :Wi óSg¾ 25 - 30 ls' lf|a úYalïNh fi'ó' 60-100

jd¾Isl j¾Ok fõ.h fylaghdrhg >k óg¾ 20 blaujk wjia:d we;.

vii wdf,dalhg we;s leue;a; :wdf,dalhg b;d leu;sh' viii m<sfndaO iy frda. : Snout beetle (Gonipterus scutellatus) úiska m;% ld ouh.s viv fjk;a ,CIK : .fia Wiska Nd.hla muK l| fl,skah' .i fy,Sfuka

miq l| fl,jr msmsrSug bv we;' rsls,s yg .ekSfï yelshdj we;. úsfoaYfhka yÿkajd ÿka .il.s

Tm oeóug fmr u;=msg fmkqu

Tm oeófuka miq u;=msg fmkqu

yeoskaùu -#bhqle,smagia frdniagd Ydlh TiafÜ%,shdfõ Bidk os. mgq fjr<nv m%foaYhg foaYSh jq Ydlhls' fuu Ydlfha m,uq kshosh 1793 oS John white úiska tla /ia lrk ,oS ' fuu Ydlh miqj Y%S ,xldj we;=¨ ksj¾;k iy Wm ksj¾;k rgj,g o WKqiqï foaY.=Ksl wm%sldkq rgj,g o y÷kajd fok ,§' ±j j,g wu;rj or iy ±j wÕ==re iemhSu, ó ueiaikag wdydr imhk .ila f,i o jeo.;a fõ' m;% j,, È,Sr yd nelaàßhd j,g wys;lr 0.2% muK i.kaO f;,a ̂ essential oil& wvx.=h' bhqle,smagia .%dkaäia Ydlfha fuka frdniagd Ydlfha o j¾Okh iu. lf|ys we;sjk mSvkh ̂ Internal stresses & fya;=fjka ±j fy,Sfï§ yd wfkl=;a ±j mßj¾;kfha§ ±j mqmqrdhEï yg .kS' rdcH ±j ixia:d ±j j¾.SlrKh wkqj fojk mx;sfha ±jhls' ueojg ógrhla jk ±j l|ka >k ógrhla re'17,950.00 jk w;r bre ±j w.,a 4 x3 Èla ógrhla re'340.00 fõ' '

o¾YSh l|l wNHka;r fldgia fmkajk rEm igykla

m;%

f.ä

l|

me, ;jdkla

mqIam

îc

Ydlh -ndysr fmkqu

oej fldgil mgl úoHd;aul ,CIKfmkajk yria lvl wkaùlaIsh jHqyh ^jeä úYd,kh&

f;;uk m%udKh

Moisturecontent

12%

Nxck udmdxlh

Modulus of Rupture(MOR)

2 N/mm

130

m%;Hia: udmdxlh Modulus of Elasticity

2(MOE) N/mm

14,000

iïmSvkh m%n,;dj- jhsrug iudka;rj

Compressionparallel to grain

2 ( N/mm )

55

iïmSvkh m%n,;dj jhsrug ,ïnlj

Compressionperpendicular to

2grain(N/mm )

6.5

,nk i;sfha gQkd Ydlh

10' oej j, yeisr Su ' oej wuq wjia:dfõ isg W÷fka úh,d.;a wjia:dj olajd úh,SfïoS wrSh yels,Su 5.4% - 9.7% jk w;r iam¾Y lfvys yels,Su 3% - 12% m uK fõ. by< yels,Sug fya;=j mQÜgq ffjru msysàu fõ.

11' oej moï lsrSu#±j moï lsÍfï§ ;rula msmsÍug iy fjkiaùï j,g bv we;' moï lsÍfï§ isÿjk fodaI wvqlr .ekSug jd;fha moï lr f;;ukh 30] muK wvq lr bka miqj W÷qfka moïs lr.; hq;=h' f;;ukh 12] jvd wvq lsrsfïsoS oej j, we;s .eg j, brs;e,Sï we;súsh yelsh' oej fjkiajk mrsir ;;aj j,os ;rula ia:dhs;djfhka wvqh'

12' oej l,ameje;au iy mrsrCIKh # os.=l,a mj;sk oejhls. wrgqj os,Sr yd fndfyda lDñ ydksj,g Tfrd;a;= fohs. wrgqj fõhkaf.a ydkshg ;rula Tfrd;a;= fohs, wrgqj mrsrCIl j,g m%;sfrdaêhs. M,h ;rula mrsrlaIl j,g m%;sfradaêh' 13' Ndú;h( jg lKq, brE oej, f.dvke.s,s jev i|yd, or i|yd iqÿiq oejhls' or j, ^energy value& 19600-20500 kJ/kg fõs'

bhqle,smagia frdniagd Eucalyptus robusta

bhqle,smagia frdniagd Eucalyptus robusta

YS% ,xldfõ m%Odk jYfhka oejuh jákd Ydl úfYaI 400 la muK we;' tu Ydl úfYaIj,ska jvd jeo.;afldg i,lk Ydl úfYaI100la w<,d 2011 cHd;Hka;r jkdka;r jir ieurSu ksñ;af;ka fuu úfYaIdx.h bosrsm;a flf¾' fuu oej úfYaI fhdodf.k jk j.djla weröug fukau tu oej Ndú;hg wjYH uQ,sl f;dr;=re iemhSu fuu ,sms fmf,ys wruqKhs' wo m<jkafka' tys úismia jk fldgihs'

wdpd¾h ksu,a rejkam;srK-ksfhdacH idudkHdêldrS^m¾fhaIK$ixj¾Ok yd mqyqKq&rdcH oej ixia:djjeä úia;r i|yd Web - w.w.w. timber.lk

Email - mihilakaforest@gmail.com

fuu úfYaIdx.h fm< .eiaùu i|yd odhl jQ mS. cS. l=udrisxy uy;d ^idudkHdêldrs& ,m¾fhaIK wxY lKavdhu( iS'fla'uq;=ud, uy;d ^l<ukdldr-m¾fhaIK$mqyqKq&, mS' iqrdca uyskao uy;d ^m¾fhaIK iy mqyqKq iyldr&, chka;s ,shkf.a ñh ^ryiH f,alï& iy mS't,a' ksYdka; uy;d uq,dY%h # Y%S ,xldfõ oej úfYaI iy oej Ndú;h ̂ISBN-978-955-1856-03-8& - ksu,a rejkam;srK ̂uqøKfha&

Kingdom - PlantaeDivision - Magnoliphyta Class - Magnoliopsida

Order - Myrtales Family - MyrtaceaeGenus - Eucalyptus Species - Eucalyptus robusta

lsrK

frdniagd oejfhka lrk ,o ks¾udK