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.dt .r,rU ip .lJ."ll tibJl u>lr"\l 6+

arljr(It ir-rrllUl c,L-,UiJl (Y, Y )

ot - ir3'7 f."+ i i"J**ll e*rJ5"lt t-rrbUl .rLt"iJl f*iJl tb j*-x

.rLJA;Jl jba'J J'-ldJl il+ps , i-"5)tll ,gtrl.g:-,il fE " e-;t t u.r. _,,J1

.qJUl +Jl Q t31,f3r.o tl iJyrJl .rli .rbl7:-,!lg

H+Jl eU-Jly , i-;.i:ll f-ill .rbUr.+3 c .:[*,l=*lt CB "p .:r['=nft

, (Y, \ ) frJ Jl.t*l .i f.-Jl .-W ,J t.oJ[.4:;] f S i+t; i,3till3 ,g-r..;n{lt

Jra.ll f11AJ t'FlJt{ "r.,!p J(l i,'l}13 i,')l'll r.e9- (Y, Y ) iJ J;,t*l L"+

..:LtJJl _*i JIi+tJl !l"Ur ,.jtll

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o-HlS re-'=:Jl ,.r!]^l :w-Jl rtl a*;Jtl 4,>{-Jl {.#t o .

t+.4+X i Ct-t -b[-aJl d.r" +r,Jl iU^ Jli , Jt- ,!1 -b AwwA, wEF, l99B)

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e,J-**Il f-idJl i;a l^b-JJ,:L;JlJlF c r:lJl -bLii "b*e i/J.s$l C.t+ eh-'lJ4

gU-r, ,.a*l-235J13 , r.,--uJ(jl J-I) elAL. ,* q* i;Jl c.jt5 lr! o

A j^^b:.'-,ll: +! ---"Ul*.,*9..i rui)-rF.4Jl ..rp (rl3-l3'!tri ,J..9Jfl| +Ji

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rl! e-9 .flo \ . - [ i>';r C11 yf-- br,rl fr- .rl-, ryh)l JI ,Jt-g;nrl,*., Jy; l4a-.i rr" + y dli ,t d lr! 4il & Sy UNEP, wHo

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Jy; LJU" , CJI r-t dtS"ll-r*, i.c-*Jl +t '* q '-rJl ,*a .rl-e

(WHO, 1997;Bortram; 'd\#tL-l

.rli igLY t -. c r:LcL .a*,

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qILJI o_Pl..rL;Jl Ca? f *V! .:t"_eJ'" r.rtJl JaA\,J r+3l

b_r: Ja-l)l U-,J kri.iU". cj +-l-$l i*""t-rUl oLlAJl if Jrl'.:lJ ilJ-il|

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: JLJK

o

.(rr.tll

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nLL-+-l 4+Jl d qrte Cl"Jl ,=? l.{:^ltL" *i Cl t-""bUl gLLîJl *'",jlt ;r -r+ ! */l dlt qlr:.r!-l*:it 3l .rL.'Jl &'.b J)\; i/ la4r;J j(4;,r,gll &lJJl ./Ui + &t l' 'LJJ ;rrAl A+Jl 4 t-6:U>t" -tr tt-7:-,!l .s.t, 4

!+J il-e 3l 6,jll .g sJ-ttJl ;rL-si i-,}1 -bL-all ,i+[Jl oXs.i "p,

:i , VLjJI "flr 6.. ,;-r,;J.l J-lFl )J+s 4 t-4:U->t" f y-r_rlfll .*l-.r*r

-"--f ,r! e^.- (:" #r.5 L^j;i ir,. * i Jt-- ttl -b c gtJl j;i ;r1"1 .rr

.kr_t*, f r; rl.rryt r, 'Ul

oJJJoJt ee:-# qY,Y,t;

l$.:*t #l LJ'^'3JJ| ..rLi.r ll oE t ;(.Jt .f .l3Jll e-4* JJ('j

,J$t tJrrJl "Iq.gjFt

s*lj ;-reJl ,l iJ;Jt iiy,Jl .:li t J(.JI .-,tJ.dJ

-r-re ;-2lrJJ i-3Lall Jr9ill tJ#<i J,î .l'YV "tr ,-,iel^bs €-t , i"#l Js

Ljl-,i d3 ;-2lrJ) 4-.-rU,.Ja'i E. coli dll, (p't t , Y ) ;f ,J"l ti;- .rt-1r

.-t*tr

'Ul ,J , ir3U, * sl;-rt-ra.lJ i"lU" cit5 li! ti , iJ , tJ;(1 e\ t3;s

4 o:-*r+y y .iJ"U A#:;r*,|1*d.-ltr* L+tJl q-t^" .r, 6.ltlt

6rLlt 'Ul + E. coti3 ;-;lrJJ e,JLill .)Urlt iJ['- ; ,.grJl rrr-rdl 6F! i&ujr JT LJ ,+tsf i+tJr Ji Jlrr:j "..-

t6ji t^5 , ilLll Jt*oi t;3)\s .L{:t'-y" *i Cl ",r}iJl tJ+<J dy"Vf U €111 LU:-,rr-is Vi -+,_tL-- o+'qJl Fr.rl-, -r+ i , -iJ:Jl

(lt$) ;fu, A oe-Al .r!i .rLJi .-Lt

.grdl )J-,aA*tt.ISt

orUll ir!*'.:Jt -:,tol^r :,.:iJt rtl .r41$t ary*Jl FriU o y

Flr;Jl \-+J €jg ,# ,s:-^S;r:? ;tti! , dJ.;lil| .rts6:ul$t Oj3ilt

L$<J-, ,'Wi;"t 31 gjijl .!J'hlJ'\r, \LJ ct' ,isy'r ,2 e;\t e-

"/qE lJid*i c-i[S ef^J"b 6;inJ."Ul$.e-. \-,f ;,e .rt3,t'" fJ,it 0i J5{

+ l{.t.- A*, Uri it>yr .rlr Q;i 3r e"-" .,.-,.;Jl 't, iê-9J €J-fo

g+l -,[J iiJ**ll anJ.tJl J! l.rL;-,t glt-rtt eL-,lJ4t-+li \k*tt-4',r:Jl r L^}cs .:L';-,"!l "irb JI LU-,,| ;-t-,--t-e .tU>[:;t gU^ ,i!i 4,Je-,

, J,*.Jl L.3,'as, FJb+ JJ* i ,llr. a;4 UL- : tJhll ,gLr.all ;1 Lf.:"f

3.r g" eLÛ C*'l elr "!rl-9,e

j\ ,lsi'rtl Cy"i U+: .rr yr;Jl e!-t tii LJ

y l'fv-Yo -tr jJ5yJl ,J ry.J-J3'yt UU ,3Jl .L"# e*V qLL

.ieLtA-Y t JY> r+rJb jto , L,b,+> et:i!

*s.rf-t-r:llg e*Jrl "rb r{ .rl-::*,,! | O-h .rLirr,.Jl rb u>F

i/FJ j ;.r.oLilt ,/e -t:*ll ,ri+l .-. ',Jdl ,4 !-ji+t- iL-r^ 0!j. L.rJl p-galactosidase

fi*FT .JU:i 0l-, { t +l .rtit$l cl! e-.- , j9:SyJl

J,he ctl -i_r.*,- Jr9iJl LJ;(|,rJ(Jl ,S-r.Jll Jlj .-t.l.Jl oi-o ll'ti:*.,lr.tlJ:iJ l"rv f," J-*Jl ,r-le i-;rU Enterobocteriaceae iJtjlJ dji ,i ,"t +1

. P -galactosidase f,^ti

.r-"+ J! t-*-5 t+i tF- Jtjjl LJ*(J ,JSJ| ,g$tJ!j ,

"*-rt.ll- t'......{" , JL--- ,gI u* .Klebsiella g Enterobacter 3 Citobacter 3 Escherichia

IJ-dll LJ;(.JI&- r{&Jl J.^bs.d;Vt ii,_L:" i.-e9+l Jlj ,tl.:;lt ..-, iJdll

jl;Jl ,J J+IJJ Ji.j.ft ;ltl Citrobacter freimdiis Enterobocteriaceae ,P ,jJSyJ

."[l

o\' ./FJt oV +j n'!'*-pl'Ul ,.rLt=;Jl ew

,lJIUtryt, (iltxlt .rUtJl .:}*L!e Lrdl -'UJt..jJlJ aitll .rQJl) 4Jl-,-rt-t

.rt-+'!t ;,,. bJ-o tA,j b*h-s..rlerill if tJb jslj ,rtr U-J ,Sy.r. ;Jt ,!.L-uJt .:til3Jljlj ,, cl>tIlt .,le **y d Cl, c Rahnella 3 Budvicia )ie

Ji j*,fj!;lF i*ll .rl.rJ Jtr.ilt tJdil,rJ(Jl ,rs-Jlt.,i .**L+tJtrr' ,qll ,, LlU" Uq-T D3S1 Ji J* Lors3 .r!i ,,o,''tjl "Ul +;!-.r,-

.#rjl e',,! e;"bUl ,.rLt*iJl j,,.J5Jl ./qi J , ifuJlrr" .F d tiy.i 4-le-, , j!,Jl ;." Lr[i.LJ'Ul ,j Jr9;Jl tJ;(1 J\ g*-fj5"i t" li!

;:e r!:el glr JJ.(i LU Ory.ll tJi(1 ;rla! .-,1-5i il,,eJl t 4ijbv C*e!la*/.\o ;r-J*Jl tJ#{,J$l r-r*!l ./F tit JtJ.:Lt ill i,. r,-r,Jl JiL.5 f-3.

.)!j , L+tJl ULJJ FjS r:r-tj,:-.,| li! , JL-.9i*.g,jrl i*Eii;,..r!r'.lJ

J$ +, i.+tJl JL^'iir" 6rttl rl.Il ,J g-\ !i+ ! o;rAt tJd{,Ft .siJt

."!Jl Ptd"-'..J| yU e.*-;,rL + t t$L-y".1!i.:!ttl dll;a

L*-l-l =.thi JIJ i.iltJp-, i!..4 ol.+-,1 ii'Jb eL-'lg ta:E-y" *;

.ru.*t Gj:-.,a,.rfc ,ir;-f:r JI 6t;4 .-,<l: c i,J^r,o qrulyJ$ .r[.a-7:l U-rtt

rr^:;Jl C i*l-,J I iL*4) 'r*

j+ -b tcJelr La;i UJ .r;= ,l!u .r.e

.J-J'll Ar'.A;+? sLUt "tley

Jrll P ri y ftrl )c:(i-,-.1tr) 6ltrrtlJ er1till gJIJdt lr-J$

.rLsl$l ,+-l 6,--ll ClLrtl .l.'..2.-, .r-J .j!i ,lJfF.jJ-- uf U , fjllt

.rli ilL-.x +Jly a-44 L+-l* JF, c;_2t_;JJ i-3Lill gurll_* +J-t

o-Hls oy-^Jt .r!L.c :v,;Jt rtl a.1-9r5.tt a,>{*Jt *; o t

cSrtl t Escherichia u"l:ayl Jdi .l't o- t t .r-:e jJ;SyJl .-E ,-b itr!.Citrobocter3 Enterobacter 3 Klebsietta {i\ U W

UtjJt f*ijl d ;t-bir) E. coli J"j! L{jli , i.Jl .rt-5lSJl .rll+ 6b- L"i

,-i*sJtiyl it-n eLr, -#e..a , Lilt ;,jl,1 tdts e ,fV;L-l .rE3

d L.rrJlri 'Ut d o-r-+-r lr! . c.JJ ,51 Alrru, ;r*S rl.rs! rJ+Jl-, ..:lg-r-Jl

irr("! ir, f'rl ,Je t'jllt &r-LJl L*y &5.- d JltJ t'.rJlr J.u'lt -Ul

.(Fujiok et a1.,1999) ;JtIt 4Jl ,J Lari ;rb!

.rt-rilti ,jJl 'Ul ;- E. coti ,ri;JL.'.lJ i"3l.ill .rJlJXl tJ*<{ 't-:S t,l,.JJ.g-;lrll "Ut + .: U'Jt3 ;.lldll ,r$l 'lj,?T ,.e sl qcL',r ll .rLir,,uJl ,|:"

4y iiye t'i .rl+ r+lJJ k_; ;rlrJJ i-3t-ill JIJJI tJd* J!-i ,.9;lrll

li^y .LJUll i; L Jl lrltJl tls olj;;Jl C .r*-lj k;i L*5 , 'itiyl &-JFLJ

eL*^'1g..-tj!;l e;rl:Jl C!#l ;JJr b)1,.+- ! oLll ,.rJj d Wy-r-'' .ri .rr.-*,-

gtPtsy ,J-"#-.ri .-+ , tlJl "Ul + Lar;*-r 0!j , Jt-- ,:1 ,*.Jt..-;yl., J"ijJ.rtr Jly il o*tS-"o i+tJl dlIJ -ralJs k-,' .rbJ^lt JI ,-..,, -,l

E. coti W;5\t'j!:Jt .rJ*,lJ i-a.tJ "pr ffi

;-2t =.lJ ;,JUll ,.)U;rJrJl

"Ut + , UJ:'ll ,-lLtJl CW:,a;j ,-sjr-Hl f-E " c^/ ei ;r f.erl ,-b

'Ul e"-e9i f-;f k lg:-,1 .E. colijsl-i J! ;/X!. :.^J L.jsl_i rrli ,r*.t*Jl

*'A1 orys , Jt.- ,:1 -b.4-U" 6i\ ei'* r+-9l ! t .ue J*t!-l floi.^ , i-k" JJ.(J t".r-:e f. coli 3;JL,'.U i-3Lill .rrliJl tJd<1 J-e- ,)e-Jl

oo ,+rill ev +t @ *-pttUt .:utr;Jt p-r;

op J)g Ji tJ t-+:E-y" 4!,F*Jl V;j/l ;.-.JLi, sL;rll.llj .Jt:; .GSo 9308-l: rso e308-2) ;lt* t-FE-yI s%Jtr Uut .rLt iJl

F lG 6p r-tc..4Jtj*...3 L.-,,LT L?rJrJ;(1'":L.,0sU.ei.-erJJle:'*4 sl*.,qt el Lc.l AJ-? ,-e*4! iLti tJJLt lJfu.li + !3.rap.r:Jl

.J^'^tJ;4?

i-,ljtJ ,l^b;-ll L+i ,-tr '-+LJJ f .iLai i=*d ;Escherichia cofi L-gS)lr p-glucuornidase 3 p-galactosidase .rW! dlJ:i WJn jt:rl Enterobacteriaceae

L,b-,> et J! g" {+Utr jJSyJt -Et a-5Jt st+Jt .,lc l'to-tt -ue: s_r

*r *lJl .r>l>l,-Jl u4*r- , Jt- ,i ,rb..ru_**r er" Jy;uT 6:;l , jtg_l

, ,.o

I o- t t "r:e "*.J

aK, l'rv.t*,r*#l ,)Et Oxidase f"JI

OT CF i--Jl L'="Jl .)!-t , Cuj'lf rl-r:..!l Jy; .r. &1," ,Ul JK li!

rstll Jrsi JT Ji t+tJt-, r-etll + J)t4tr Ji" c &.r- $ 4F.Jt ri .j,;Jl.Jur: rr[^r j-i lr+, Vt- clt FJ1 4f.*ri $,Ut o!; ,1 ,-;,**tSGP,J" -t4:ri ,-rJ*,' Clr) i_o5y" el3-ti- i;'!y g}tJl )J4A.rL.i.:5t

.il*,ll J- f.1,j- U<l#*tl qtJ (orUt

.r!:;,!l o-p JT tJ , U.l*r..e t+l L"S , i,bLa{ E. cotiiE-y" J*trtrrr*t -:= lj#J l*== L*,,rt

=-[t;; t-65J_, , t-r;pJ;(, b_rL, Fy_l_r iyrl._-ltJ

.:i)LJt jb-*;r,r! e=-J.*tt .., iatLJJ ;i;"t -pJi j*..-its qLo

.a*S dt$l lb.r

opls iri-'uJl c-,!J^c t.rll "t-t

..19f1t a,>{-Jt a*+ o 1

Streptococci Zu;lrJl2 Enterococci |f(Jt 1Y , Y , Y;

Streptococcus rj L6*3J t-9Fl fb? '4;*d io}l i/F il-*L il,j;di

t

Jt*ltljb.r 4f L-._'ne J+IJJ Streptococci oJs rr! d^-f Streptococci L;\)13

Ljll a-er*4!t c*/.rLizJl ,rJ3r. D ist C Lacefield .tl-hi L4,r:4+ , dl,;Ll-,

r 4;J.e[.ill ,S-9-,prr!l PJIJ ;3rr-ill !J]<J irlU" q,." Cl3 cstreptococci

tJ r t*tf Ljl,1 Enterococt"s {il fJli.'" Enterococcus u.,:}l c^4 l4-}J (

.Ur:L{l oblt\l f-E lOU>U fjbJt .}J'LjJ !r l.-3*e t r!-l Jl{E. coti WrSi ;JJ't(Jli -L;;-IJJ -lU".rli L;lrJl Steptococci Lr;(Jl

Jlt '! Enterococci 3 Streptococci )[5.1i ..f fJl & .rSflt Orlpl I1J;iJ

Ldts + r-€tr- Enterococci r,r!i ,,-,. _;XJl 't- r-i i.lJSJ t.""tltr .fLldi il;.:*;

;". i,a:If Lil,* Uts d;L:--)lJ t'i"lJq ./qF Liltl Streptococci )-* jc

.JLll grJl ,:l.r ..rl;lrJt

d,i;.:*r Ji L.2--i J4 ,,jjl,-tl &+lJ #rJi tEnterococcci Lr;f-Jl

L'y, ,y\ n. coli t\->) jlJt-tl Atill ,=9 F#tJl JWI "1E-

coli LJSJI JWy

.JJ+t etll-;r..ar,lrit C (k;"U; d d!.Jl .....1

;-..:J- ;S"l ,,Hslt llG:*.,yj l-r-7 .r-i', irit-flJ J-tSl tj Udl

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.Jri:Jlrir+U:tt t* e Jli ), ib1t,t'r#:lt llu:-,il

ov .";Jl c.v *t @ u;,ttUt out.;lt O1;'

jil )*: LU 6.jtlJlj!|l es ,rrt;Jty ,rt*;yt tt.;, e E. coti r^*jr

"y..Lrf 'qll JS Ct +*tJl ,.rLii.ullr G,,a)l .i,..a.tl ,J qy .flr+l ,j t \ .

i{/l otilsJt ir" t"b , dt'iyt ir t"! , er,rlr t'jLJr s}rjr 11 Lu:-,r ilrr.dl_df -bL*Jl ,".t"b

sJ',t; JI .rctl ryl3;.,yl ,Ul ,, Jet^bs '* :lr?t9s t b til C,llI (

.r!i , i:>Jl .ittll e e JL- .9i -V (Fujioka et at., rsss),JjFt .)tjyl

j* :l e-.., rJ+Jl ,-V,J^.*-llJ . Ai_-rl .rtJl_eJl eL-,lr.gjltl gJrJt

.e..*.Jl i/ r.,Jl Clpt J! r.tl tj.o3 ,dUI

'l E. cott.)li , JL..*j>u *{J'llJ oL.pr"ll J-ij L{4 .rL;l3Jl Ji ,y=*{

Jl.rt t .r,!t"yl .r!i ,;rlrJJ i"lu" st*rlt r-ery,3 *l r qJL"^! ilo ?*.\E* i+lJt Jt-, t"jtJ erb,[t oi + iu

Ci W ,,fjltl egLlJ "pr

L{Ji -1" g-,rt kJI_,,U,- E. cotitJ$Jl

,4;;-'!t U*nl or*3,f c" f"Jt ,*ui+tJt tJtJJ its g"_nfq,:t*.rr.Jl eJeLl a>-l uJe) .lLbr"It .f ,SiJ+hll JI +1..^-,Si t+tt

sUJlr,lJ jl-'^- p gi o*Ul JLei_2rtilt "ut + E. coti iby,.(.rLJslrg,ri .*.,.:JUI f JU oL;r"tt Fy blerr,;s!.r*-, kqi r$_, ,.s;'!t,rl,j dlJ + )l lt..-!l .-*.3, )Fsgi e ,,Jtlt fjlll &JrJt -ny E.coti

iiye .:l.r ;.r.-b e;t ir" .,;fy iirl.- .i .,Ifl#-Jl i,_Ll L^b'y 4,.r13"tlJ! .*oFl it"U , i+tJl .ilril

"p" i;-*" qf i!-y" 3i , E. coti ]s €*

.(6Llf Jaillrbl)'**r*- kl ,.,.-,ill ai .rea.all ulitl "Ul

orbts a.-*Jr .r!J-r :q,Ft 'tl q11fJl a.,y-Jt f-Jt oA

tL+:*.,yl .*-i JI 4-ill &" kJ .rl-r,^t-ill d'. Jr-&Jl J , JU ,5i ,rlt

.qJ_l'ir ethlJ **frf-. e-j az-ast oaa;ilJ.)ljJl i/ J,iIl i;"y

.L+tJl ULJJ ,tLbI -rrtJi Cr;&..; ,ii U,-i J:(4 Enterococci L,SJI

;r,-r+l i.-b.aJl r-r pUIl .ry-# tng. JF- k-r li^; -rU+lJ i,-rLilt lJLo ,/r,Ut 3i J/t ,tJJ &'tlt ibyf rT , t-6->t-l f Cl irrlt i.Jiji j\ alst :1

dl.Jl L*p* p..4tJ t-€..1-ti:*.,t f UU-^r i .t ,l-.J,l-r}It '1, ;.t -'l=ti ,r-'t-Jl

.(Gleeson and Gray, lggT) gi"il qfl .:tSt$l "f

;.t53lt-;

dl: iit<Il -*s UJI .rL;:-,il J-b ebl3;. Enterococci iby" egri qLL-e .-J-tJ L+SJr , j +€-?:Jt t'r1o

'+-lr#LJ-'"iqi-r-r ' ' -Udi

.ri>\*Jt ,ja4Lr! e=- ,f -;+ ,li,/**-k;.,*ijr:.;+? 8,liSj\a--r$

'z'bJr tJ*il| 'ir ;/

.ttJt ,-.-.^; qY, Y,l';

;t-J Lorl-r-c! f ;JbJJ ;,-J[.All LiFl StreptococciL".:SJ -t-Jt .*;

i-3t-ill surll \*;.dlJ+l ip._l Jtitl ;n &JttJl _;rLr." r*r .rtt>\syrl

,i JI ;;BN o-!pl f u t-it-;i *,ri i/ FT tilrl streptococci ')l

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o-jrJJl -rL-.,rll if L-y-r 6*t+ cj o'.,ri -r+y-. E e A .,3tJl J.SJI ./t+Cl

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enterococci 3 E. coli etVb., iJJfl ,qll ,J C. perfringens LrSJI :3'73

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g-r rt-;l .:li f"lr*tJ ei_f* *1 oxidase lFi q+_r J'CJI L:-F ,lb+

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4+u c*J Ldi q , gt\)t &+tJ --tts kr.ri:*.,| .l* i ,iSt, c 6>rs1

,*: t'Jl n..itll 4+Jl + U,"l Lr-.'-r ( G>,AI'.rr-dlrjlrl C L^r+l3:J a=*Jt{

;- Lul3J:-*,- t-,b L^r-l+:,lP ,Jt- ,tl ,rb r 'LJJ i-*")tll i,^J"h.*Jl rt3lt Ct-.,

brr-, .g,;y'l A*h;"i ,$l -br"b ,lb d *ri:Jl + JqJl d ;i-FUl ,J,lrJl

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1V ?rill ev \e, @ U;'ttUt .rl-t,;t1 og

LArdJ i++5;# rt-r."i Ji &* Ljrlt el,Jt "Ut jSJy ebr2J-

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