%&,-./1ῌ2¶·4+^ῌ¸¹ º,^KANSO  +33,    !"#$%&'()*+,-./01ῌ23+045#678 ,-./9:;<=>?@ =>?A BC#679:)*+DE> FCG)?HIJK =LMLBCNO?*+M PQRST

01ῌ2>U6

=>,-./V9 W3+ /XY Z[\]\^ >_5#`a=>0bc" @ =Ld)e 0f3+F)*+8 g

Lhi&jklmno>pU3+qrsYtuvwx)*+ Zy +^8 zr{|}~O) &M3+-  ha sYtuvw +  ha 0 M+33* > b"#07)*+8[\]\0:3+b

>I# &wῌ M"ca0G#*+ Z&ῌ +331^ ) )"7@ =e >I#3+8+ : Ytuv +31* sMG

>_5#¡¢£ M¤¥BC#67M +33+ >sn¦>L§L M¨578 w Ytuv©>ª«¬­X/®M* Yutv>¯°±²"*578 1ῌ204³´µ"# GH
Yasuyuki Okimori & Susumu Izutani : Research Project on Rehabilitation andReforestation of Lowland Dipterocarp Forests in Indonesia+^Z»^KANSO  ,^Z»^22

 ¼   No. /0 ῍,**-῎

· + 4 + ha ,  DBH  !"#/ cm$%&' +33-()* 1 (+ ,-./0123445&67 89': ;
<=>? ha @A +,-** )* +,.** B DBH#/ cm" C DE& ha @
AFG 2ῌ++ BHIJK LMN?OPQRST7C@9 UVW X
4 DBH H 2* cmYZ

7?[N \A]^_`&a9'b

cdeHfHAcdegh? -*ῌi.*ῌ C@9 jghkl?
,1.2 m, C /, m -** noNHpJK qC5^?AOPQRSmT7Hjg

hkl +-./ῌ

'r nC@9 T .* m os75@A tuv

wMxy zUC@9z{7|}&~s'!|} X 4 DBH .* cm oT7H

5:N FG *./ cm >C@9H ( + cmYZ!|}?[N T7|}4H[)9 C?
z{OPQRST7 !|}?( , cm oN   5
C@9H z{T7|}?^Tn&9'&[A v&
 '?

;4?C:[s |}&~s'?

1 ¡ ¢£¡C¤¥¦§¨*H©Cª:«$|}¬ Kato et. al.
+312"­®' 6( ha @A¯-°{ ±«'X ²(+33- (&? ,.... ³C@95H 1 (´ ,*** (&? ,/0.1 ³&µ¤'s 1 (+FG¶(|}? +.1. ³C:s5C?[s¸ ¹   No. /0 ῍,**-῎23 +331 
 




!

"#$%&' ()*+,-./0512 34

678

9,:;' <=> ?DBH@+* cmA B + /Iºr!

+33- CD#$%& 31 E

 . F G<=> 1.3 ῌha 26' #$%& +332 ,1 ῌha' 3H , F +,.2 ῌha 2 32 <=>IJK' LMNO ++.. P1; Q/0RS
T9  31 UV"Q -.+* PWK1 XY5 ' #$%&Z[\"]1OP^O78
_"T`a4' Qbcdefg6T2hHi"
 , jk' + HiT[l, 

:mnTop ?Hq+./ mA rsT,' + m, tu P
v ,** wx' +33, CDy . Fz {|} ~T* Pz  !  ? +A w> . F +,+. ῌm, "' 3[{w> G
, 2.*,0..ῌ 2 4 +33/ #1 ,, ῌm, E' 3[{ 0,ῌ 6{#2T
9 QsT,' "1Q$ ? FQῌj ¡+**A
6T,' y¢w£ . s¤¥¦| Y ?Margaret,+330A : §¨©ªq«/ῌ' «/ῌq§¬%"ªq/ῌ' /ῌq§­Qªq,*ῌ' ,*ῌq§®Qª y&¯"' §¨©ª  §¬%"ª 1w 0*ῌ WK

,:;' Qw6 §®Qª w$ +*ῌ '(2 ::EC°9±'  p> +,+. ῌm, [' ²!Q,T + )*T[1 5 e£³+[´L,Qµ*6¶V·K' ¸-[p6w>.¹{JT24»¼ No. /0 ῍,**-῎    
!"#$% & &' () *+ JICA , -. / +/01234 *DBH5+* cm. 6  *'ha+331. 

789:7; - C 7DEF

<=7>?@AB

G HIJK L: MHN!OP Shorea parvifolia
Q,* m R  -  S / 7Q , = TUV7WK QXY =7TU X=Z+ῌ. 7TUY=7D = !U[\ "   #]/^ _`1abGcde7=fg #]7h$
jK=7k'g lK/WK %i&Gm()/V7n= V*op+q) *KANSO. /, Q,* m *DBHr+0 cm.

Yst/ +,,** kg+u-/ +0+ kg J v w`1xJo +yz *D. +c-t*W. {|}}~ Wr*.*-+ D,.*/0 *R,r*.30-. /. +u- Y/0E
t 1 *QQ+*,* m. / +,.+ῌ  TῌR 1/ 02 JK R21{ /  3Q

TῌR 1/ ./ 1 < =t 1 :QlQ wK  Kw{  7VK/m() 4{ K 5J.6 XX67/ +*  ha 8E9   :;J<Q/ <"#`xNF6J  `¡3¢£`=¤K¥"#`xN>¦ §y ¨©'?: "#`xNlL/:ª<@«{ ¬­ :ª< ®/C ¯" N°$±/C ² 7 :&- ³´µ¶`·¸¹º³4»"£)¼)WK   \ No. /0 ῍,**-῎25 2  1*   +*    ,*   DBH/ cm !"#$%&'! ()*+,-./0 ha1!()*+,- 23 4 2   .-.1 56 +*   /1.2 56,*   30.- 56 1*   +/3./ 56 ! )*+,- W89:;

7 T

W<+1.,3+ T*./+, r, <*.3.. $=>?

Brown & Lugo +33* ?@ABC/D +/ 0,* $E=?1DF? G%H  )*+,- ,/0.1 56
I4 +3* G J0 G74K LMH? ?N /OP  +** 56ῌha QR )*+,-IS47TU?

VP)*+,- -** 56ῌha W( I4XY7?4H ZMOH0 [\I HJO]^_$4`0 ^_$&HO4:  4a'`! b_$cde)fgh]^?i jP1 H0 Vk?l m/OHno p/O?)*+,-VPIq!r?1s"JOH0/ῌ ῑΐ῕ῒ῍῎῏῔ῐ῕GD#m/Vtu$4 , &?ZM 0 + &4vw
x%&] $kyz{|}G  vw

x, &'4~665%&] 7()^*DG

u$/+10 k4 V,yz-/,1! !./${|/ yzk/O wk/Ok10S  Vyz+P0 +** m, +,0** m, /7 0 de)fg]^v/O¡  / ¢£ ,0 ¤#¥4 DBH¦/ cm ]x+./ m %] 741 /**§+,/** $ῌ+** m, 1J02©%] 3ª
4¬ -..* cm¨/H«$42©? +..* cm #/O ?

5­$42©? *.3 mm #/O ? ... mm 1J

0 6  ¨$?7H4 ®m 8¯]³/´1\D0 ®4°±?²¨Q?"#µ +§/ῌ 1J? ¨R4 +*§,/ῌ JOH0 F/ ¶H0·OH]x7C5¸W(%]4 ¹Hº1J  8¯  »M?'JO26

9 :  ¼ No. /0 ῍,**-῎ !"#$%&'  ()*+,-$. /0$123  ! 2 3 4 - 5 6 7 # 8 9
 ! :+** m,; < !
:.** m,; = > ? @  !

·¸ , U>P()*+, (w6¹O:º:»$,;b6;:+,0** m,; 5AB "#$

&4 , 567#8  / m +* m CD EFGF - HI6JBKLB 234+M+ m  ,M, m 6 2'  !NO>PQRS6 T4 6UP "#$%64CVW&>

QRS4

YZ[\ 0A6X]6^_P :` ,; < !abA Ec6def 4 +/ῌ   Xb>P9 !g -hi j6k^?   B !l\A\BmA\P @ !g9nopdPA qUr \ st uvw 23xF< !4^O4yAzzQ{|P}~\P stzuvw6iFP
U z !24  4bB 6g!4"bP U 66@\"4 L()*+,wl#P\ cP 2L4 $6%&\!|Pc' ()*+,6y4
\Pi\DcA >)*L\b(wAZZ  !5AP +,-|P !.

Ec/ B@|PL\P~  +60  !

6l> 1#Pc  !7#86l2i cbP  !¡2b ¢ +£3¤¥Y¦ !6§¨©ª4«¬­®]~~P 2¯®

1°Po±26>\²4\235³  6´67
µA¶89\B¯®1y\Pcb°iFP< ¼   No. /0 ῍,**-῎27

 ,  <G ?A@ )f ?B@0   !"#$%&'#()*+,#- .

/ῌ0123456478 #9:&;<=> ?Trema cannavina, T. orientaris@

ABC DEFGHI JCA KL2M2$%&)B NO #PQ RS- <=>T UVWXYZ[ \(]- ^_`abZ,*῍ cZ,d- ef #<=>ghpq - 9:&<=> $%&4BG : ?Anisoptera megistocarpa@

Kif jS#k4 -l. m56noB
W $%&;4^Y,d ?pq -@HP $%rs)]tuvGw&;NO #xyzd {- |><}~

28

  G v No. /0 ῎,**-῏ +*    ,** ha   !"  #$%&'(  )*)ῌ+,- . !/0123 )*)ῌ+,-

456789:7(  ;6 <=*) >?= JICA @ABCDE F GH I
JK!'7 @FDPM, JICA +333E( LMNOP )*)ῌ+,-  QR @Paraserianthes falcatariaE &S TUV W
XY!'7 Z[ -  I\7 ]^ :7(_Q`*ab R-c2def!'7(  dR-c2. !/012U!\( +/ R-c2g,* m!67V

:" h1&SgFij"#k$+*ῌ %&l'  F'mR-c2[no!p7"#k$

(q ,1ῌJ&" Shorea macroptera )r!67V"*+s - g / m t

V:f @u, .E /012*0hv2:* w'xyz -{ !" S|VR-c2 y.

}~/0'!'712V:f(   /012 i [n&s  /012xyz
:"1 

7

 6&S34 \756 @KANSOE !'7(`*'m8p9

 :'&S 2* ha, 22,*** @|/012 12,*** E U(  UV Z[ 2 :7 U4 ; <=>V?Jf!%( U4@ vA" B&S ;&'(  C"D :7 G `P &&  G !'&'( fs9!
3fV + ` E7'¡ v¢%F£G¤" v ¥fH !I¦F£J&s&f"!§¨TKL£
J©!ª©M &7(  ;N7 O *"C P7(Z «¬p­ f!®{XY¯QR¡V:7( ®{V>c** * °'fS­V: ± T² ³U´' !'7Vµ ¶ 8 &[ ·¸«¹V:f( ªKWXºYpZ' 7{V:f(  »¼  pU^ [[n\ ] No. /0 ῍,**-῎29    2 ! "#$

% &'()*+, -./0123456
 +,&'78 9:;

 CO, <= >"# ?@ 'ABC!"#$D@%EF¹º .

®¯°±»'
Shorea macroptera! "#$ ,**, & - G +* &H"#IHJK' J L"MN, &H01/6-OPQN

RSTUVW(XX)=Y +* *+"#ZJ! "#[\ %,-]:X)$^_`JF+* a&! "#% #*J. $(Xb/?cd > . e"#Z0f> STUVW(Xghij1 "#k2
3Xl:em4>5N F! "#*$6no7

Cpq@8=>d=r
3  

stuvw-;D@xyz$  +* &H{9: 31 &|}~< 32 &34;m<= stuvw-;> $;> ?@ ?@{A>=d 3V4BCD
$ ,**/ &Estuvw-FkG H,*** h"#JdtOwt> +333 &(I?@

JJ@ >KJ !
wt;$ - L ha d"#¡¢$ tOJ £$?*M ha $¤¥¦(I-§¨w©N>ª«$dJ ?@¬<OP­J ®¯°±©N²Q>Rd@ SE ,**/ &$
TUCDJG³>,  V $stuvw-;W> Xd@ ;W$´£0µ¶S±'-·6¸
30

T U  ¼ No. /0 ῌ,**-῍     ! "#$%& '$()* +,(-./%  01/2345678

9:;<= CDM >

CO, ?@A(BCD0EF

GH$ I: A(BJKL(MNO/%& PQRST UV!WX0YAK  Z[\]^L( _ῌ῏῎῍` + Browns, S. and Lugo, A.E. (+33*) Tropical secondary forests,
Journal of Tropical Ecology 0 : +ῌ-,. , Forestry Department Peninsular Malaysia (FDPM), Perak State Forestry Department and JICA (+333) Project report onmanagement model for multi-storied forest 10 pp. - ab c +331 def0grs -2 : +0ῌ,.. . Kato, R.,
hPQRST ij klmnoA0pq
Tadaki, Y. and Ogawa, F. (+312) Plant biomass and growth increment studies inPasoh Forest, Malayan Natural Journal : -* (,), ,++ῌ,,.. / thuv wx y+331 z{|{}~,PQRST0 rs -2 : +0ῌ,.. 0 Margaret J.
S. (+330) Rates of mortality and growth in three groups of dipterocarp seedlings inSabah, Malaysia, in The Ecology of Tropical Forest Tree Seedlings (ed. M.D.
Swaine), UNESCO. 1 bv ,***  ῌf00
Q rs .3 : +*ῌ+3.

r s   No. /0 ῍,**-῎31