

 !"#$$%"

&!!'
&!!'
!(&
!(&
!)




 
 
!"#$%&
!"#$%&
Tháng 6 năm 2012
GVBM: BÙI VĂN HẢI
LỚP : LT11QL
SVTH : NGUYỄN VĂN CHỌN

MSSV : 11424010
Bài ti'()(*+,-+.%/0(12+3+45+

*+,-
./$01
!23!4
5 !623!4
676869:(;9<+=>+49?+66666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666@
/7!'/7654

ELD+-+0+049<SUF+-+0=4-+=XH+0+4N+0+3,I(D+4V/gA+)V`+0)oD0OH=3+0_
)V`+00OHm(C=;4p(Jq+0=4q4O+0EDH=X?+=4Y09c9aJF+09DEd,Er+0=3+0+4D+4a
4F+0+-+0)\,=4L1gA+m(C=;4p(=9YS=sEa+0F+4+04:=9'(=4LE-+0=XH+0+-+0=4-+
JV`ERAH=t+UFS4T==X9'+_U6Uu(1+49?+_+3+0g(C=_E4C=)V`+0ELDgA+S4p,4F+0
4PD+-+0+049<SUv+Ew+=4CSmDgHUc9=9:,+3+0Er+0+4VgHUc9,M=gZ+VcE=XH+0
;4(U>EagA+S4p,=9'(=4LE-+0)F+0+04:Ew+;x,U:E4C=)V`+0UF,v(,n6u
4b+E4(+0_+-+0=4-+S4T==X9'+E4*,a+49:(UC+J:+A1g9+4=XH+0+-+0=4-+E4VD
JV`E09A9I(1Y==4C([TH6b+44b+4+F1E4H=4C1=XH+0I(T=Xb+4S4T==X9'+E-+0
+049<S_=9Y+4F+4J-=4K4PD_Ed+I(D+=\,4^++NDJY++-+0=4-+64A9EH9+-+0
+049<S_+-+0=4-++4VET9y09TJz{E4H+:+;9+4=Y_+4|,e+JK+4;9+4=YU},-UF
RAHJA,D+g9+4mn4M96

XH+0=HF+RMUC+J:+4\+)>E+VcE=D49<++D1_J9:(Ed+I(D+=\,)FE4C=)V`+0)DH
JM+0=XH+0+-+0=4-+Ew+I(T=4CS64C=)V`+0)DHJM+0+-+0=4-+=4CSJn)F,E4H
Ngành QuA+BC=D9 Trang
j
Bài ti'()(*+,-+.%/0(12+3+45+
=4(+4*SELD+0VW9)DHJM+0;4-+0=4'=3+0+4D+4a0\1XDE4?+4)<E409F(+04~H09ND
=4F+4=4KUF+-+0=4-++0F1EF+0[Hn+0mD=4?,64Q+4gTE4mPDJP909A,+04~H=(1
JnJO=JV`E,M=gZ;Y=I(A_+4V+0X•XF+0;4-+0=4'E4€[l+0)O9fE4•ECSJC=_=h+0
+4F_=4>E49<+ETEE4Q+4gTE4‚V(Jn9‚4M+04~H_,FU9<E09A,+04~HS4A9JV`E=4>E
49<+E4L1Y(R|+0U9<E+\+0EDHE4C=)V`+0)DHJM+0ELD)DHJM+0+-+0=4-+a+P9ETE4
;4TE_R|+0U9<EJFH=OH+04:E4H45_J'45)F,U9<EUc9+3+0g(C=UFE4C=)V`+0EDH
4^+_J'EP=4'=4HT=+04~HUF09F()?++0D1=X?+,A+4JC=I(?4V^+06

4>E=YE4H=4C1_=b+44b+4=49Y(U9<E)F,=XH+0+-+0=4-+49<+JD+0XC=0D10ƒ=/+0HF9
=4W909D++-+0+4F+E4VDJV`E=*+[s+0„;4HA+0j@…=4W909D+)DHJM+0+-+0
+049<S†_Ew++49:(=4D+4+9?+4|+0+3,JY+=(e9)DHJM+0;4-+0EPU9<E)F,af+4N+0
+^9JC=JD9JV`EE4(1'+Je9,sEJQE4g‡[s+0_+0VW9)DHJM+0JV`E4Vf+0=9:+J:+
Rˆ_+49:(;49;4T)c+_gH+0JC=;4-+0Ew+_U9<E)F,Er+0;4-+0EP_g9+4XD+49:(=<

6Œ•
II.1. KHÁI QUÁT ĐỊA BÀN NGHIÊN CỨU
676869:(;9<+=>+49?+
855/=>*?@=+AB
ˆ+0Jt+0R|+0g-+0‡(H+0ELD9<=D,_Ew+059)Fˆ+0Jt+0R|+0D,
#M4HhE  ,9:+\1  D,  #M4HhE  =4GH  ETE4  059  ELD  +0VW9  [\+,9:+  D,  9<=
D,+0ƒ+05+)F9:+\1_EP87=€+4UF8=4F+4S4Z=X>E=4(ME=X(+0V^+0/+
9D+0_#Y+XG_#OE9?(_FD(_t+04TS_*(9D+0_Ž9?+9D+0_%PEX3+0_
H+0+_9:+9D+0_XF9+4_}+4H+0_=4F+4S4Zd+4^6
TEJ9',E>EELDJt+0R|+0=X?+JC=)9:+_J9',E>E\18Š•°7••„mn}qE_4Kmn
F9?+_=€+4Ž9?+9D+0†_E>E-+08Š•
H
‹i•„mn\+9:+_4(1<+w-+0-+0_
=€+49:+9D+0†_E>E#ƒEf88°8•#„mnME9D+0_4(1<+qEHF_=€+4H+0+†_
E>ED,fi°jj•#„4(1<+C=r9_4(1<+05E9'+_=€+4FD(†60HF9XDEw+EP
ETEJAH=9:+=9?(ELDe.(ZE+4VI(d+JAH4o.(ZE_I(d+JAH4e4(_JAHw+
Ž4HD96
t+0R|+0g-+0‡(H+0)F,M=RMS4*+ELDE4\(=4eg-+0?Ž-+0EP[9<+=QE4
‹Š•Š‹;,‘„+3,7ŠŠ’†6PUK=XQ+|,)9:+;:Uc9Uˆ+0-+0D,#M_S4QD#ƒE09TS
D,S(E49D_S4QD\1D,)FUK+44T9D+_S4QD-+0D,)F#9'+-+06ˆ+0
Jt+0R|+0g-+0‡(H+0ELD9<=D,JV`E4b+4=4F+4=l+4N+0=Xd,=QE4S4ˆ
gDUFRt9[d+I(D+4N+0;k+0(1?+=4D1Je9,>E+VcER9'+aI(D=l+009D9JHO+;xH
=4GHg>4b+4=4F+4+4N+009t+0ET=[5E=4GHRWR9'+64N+04HO=JM+04•+4`SELD
g-+0UFR9'+Jn4b+4=4F+4+4N+0UO=JC=S4ˆgDS4b+49?([5E=4GHJ?UG+g-+0)v+
[5E=4GH,M=gZ09t+0ET=UG+R9'+UFJC=S4~+=X?+=Xd,=QE4Jd,,h+=Xr+0=4CS+4V
Uˆ+0t+04TSVW9_=q09TEH+0‰(1?+]F9?+_=\1+D,g-+0*(UFRT+JAH
FD(6
TE4J\1;4HA+0i6ŠŠŠ+3,_Uˆ+0UG+R9'+Er=XA9XM+0[5E=4GH=X9:+S4ˆgDEe=4(ME
=Xd,=QE4)G9g=HEG+=lF9?+JY+=4:,Rb+4+0(1?+-+0D,#M6%>4O=4CSELD
,>E+VcER9'+,M=ETE4Jt+0=4W9Uc9U9<E)MXD=l+0S4d+Uˆ+0Jt+0R|+0UFH09D9

8‹
E4H=4C1EP=(e9=(1<=JZ9UFH;4HA+0‹6@ŠŠ+3,6
%>4O[d+ELD,>E+VcE;~,=4GH+4N+0=4D1Je9U:,-9=XVW+0=XH+0Uˆ+0Jd,)d1
R9'+_,FfJ\1+4N+0=4>EU*=E4K(,h+,5E[F1JhE„RhizophoragS6_AvicinniagS6†
JV`E=4D1=4YRf9+4N+0)HF9=4>EU*=;4TEELD,-9=XVW+0+VcE+05=+4V=XF,
„MelaleucagS6†  UF  +4N+0  )HF9  =4>E  =4>E  U*=  4HD+0  [O9  ;4TE  „FimbristylisgS6a
CyperusgS6†6%>e+JK+4ELD,>E+VcER9'+[v+JY+,M=g>Rt9)ƒ+0=Xd,=QE4UG+
R9'+;4T+4D+4Uc9U*=)9<(g9+4S4~+=4CS4^+6
%>=4D,09DELDg-+0‡(H+0JP+0UD9=XwXC=I(D+=X5+0=XH+0g(Z=I(T=Xb+44b+4
=4F+4Uˆ+0E4\(=4e6V`+0+VcE=X(+0Rb+44F+0+3,ELDg-+0+F1E(+0ECSUFH
;4HA+0‹6ŠŠŠ=k,•+VcEUFUFH;4HA+08ŠŠ=X9<(=C+U*=)9<(S4ˆgD_+4N+0,A+4Uz
RKRFH,w+=l)V(U>Eg-+0_,hE[ˆ,M=S4d+EP=4'[l+0)O9=O,=4W9[5E=4GH4Vc+0
E4A1_E(Z9Eˆ+0JV`E,D+0JY+E‡Dg-+0UFJV`E)ƒ+0=s+4V,M=E4\(=4e64N+0
U*=)9<(g-+0JV`E)ƒ+0=s[5E=4GHg-+0J'4b+4=4F+4+4N+0J?=>+49?+EPE49:(EDH
j”‹,_UF,M=S4d+ELD+4N+0U*=)9<(S4ˆgDS4L)?+=X?++4N+0=Xd,=QE4S1X9==4W9
;“H)HEG+Uc9g>R9Y+=49?+;4TXM+0U:JM[F1=d+0JC=Uˆ+0UF;4-+009D+Uˆ+06
TEEH+g-+0+|,JV`EE49DEƒ=Uc9=Xd,=QE4J?S4ˆgD+4V+0+4N+0Uˆ+0XM+0)c+
,D+0U*=)9<(=Xd,=QE4R9'+E4qDS4~+=9:,=F+0Uv+Ew+)MXD=XH+0Uˆ+0Jd,)d1
R9'+6(1+49?+_JME4(D=9:,=F+0;4-+0m(C=49<+=XH+0Uˆ+0S4sE*+ELD+4N+0
+4T+4g-+00d+E‡Dg-+0,F=O9J\1A+44Vf+0X‡DRf9=4L1=X9:(;4T,O+460V`E
)O9_Uˆ+0E4\(=4eg-+0%F9w+_+|,;YR?+4O)V(E4\(=4eg-+0G;H+0_JV`ER9'(
=4KRf9,M==ZEJMRt9)ƒ+0UG+R9'+;4TE4*,[H)V`+0U*=)9<(S4ˆ[(=XH+0+VcE
g-+0;4T=4CSUFE4\(=4e+F1RKE49DEƒ=Rf9+49:(+4T+4g-+0=4L1=X9:(UF[HRf9
+4N+0UF+4JD9=4>EU*=E4K(,h+=4bXM+0)c+4^+UF+4JD9+F1fUˆ+0E4\(=4eg-+0
G;H+0_UF;Y=I(A)F=Xd,=QE4ELDE4o+0E4qD+49:(DmQ==9:,=F+06
t+0R|+0g-+0‡(H+0+|,=X?+JKD4b+4R|+0S4–+0_,O+0)Vc9g-+0+0w9_;?+4
XOE4S4\+RZ[F1_XC==4(*+)`9S4T==X9'+EA09DH=4-+0JVW+0=4L1UFJVW+0RM6
0HF9XDUc9RWR9'+[F9’ŠŠ;,)F+4\+=ZI(D+=X5+0J'Uˆ+0+F1S4T==X9'+;9+4=Y
R9'+_[()KE4_4F+04A9UF=4V^+0,O96
851C?CDEF>CGH>HI>

+F1JnUFJD+0mA1XD=lUF9+3,0d+J\1ft+0R|+0g-+0‡(H+0UFmG,XD
+0F1EF+0=Xd,=X5+06
N>@+H
ˆ+0t+0R|+0g-+0‡(H+0JV`E4b+4=4F+4=l+4N+0=Xd,=QE4S4ˆgDUFRt9
[d+I(D+4N+0;k+0(1?+=4D1Je9,>E+VcER9'+aI(D=l+009D9JHO+;xH=4GHg>
4b+4=4F+4+4N+009t+0ET=[5E=4GHRWR9'+64N+04HO=JM+04•+4`SELDg-+0UF
R9'+Jn4b+4=4F+4+4N+0UO=JC=S4ˆgDS4b+49?([5E=4GHJ?UG+g-+0_,M=gZ09t+0
ET=UG+R9'+UFJC=S4~+=X?+=Xd,=QE4=Xr+0=4CS„+4VUˆ+0t+04TSVW9_=q09TE
H+0‰(1?+”F9?+_\1D,g-+0*(UFRT+JAHFD(†6
XH+0gZ4^+‹=X9<(4DJC=JD9ELD;4(U>E_JC=S4ˆgDE49Y,;4HA+0jŠ…6\1)F
+0(t+=F9+0(1?+E4Q+4J'S4T==X9'++-+0+049<S6C=ft+0R|+0g-+0‡(H+0
+0HF9U9<EJ'gA+m(C=+-+0+049<S=OHXD)V^+0=4>E_Ew+JV`E[ˆ+0J'gA+m(C=U*=
)9<(m\1[>+0,D+0)O949<(I(AEDH6l)\(_+0VW9[\+fJ\1Jn)F,+4Fm\1UTE4
R|+0=XG_+qD_=XT=JC=+4nH_UNDU-9_UNDm9,3+0_m9,3+0X^,_=XC(UFU:gD(+F1)F,
R|+00OE4+(+060HF9XD_f+49:(=€+4t+0R|+0g-+0‡(H+0XC=[t9[FH+0(t+
=4D+Rˆ+[ˆ+0J')F,E4C=JZ=_+4V=O9FD(_E4€JFHg\(4^+j,)F=DEP=4')C1JC=
)F,=4D+_)F,0OE4+0P96
4GH=4-+0=9+=le+0EsE4Z+0;?_E^EC(g‡[s+0JC==O9=4W9J9',Š8]Š8]7ŠŠ’
ELDUˆ+0+4VgD(/JC=+-+0+049<S•j_7…]JC=)\,+049<Si_•…]JC=E4(1?+[ˆ+0
@_@…]JC=f7_’…6XH+0+4N+0+3,0d+J\1_JC=+-+0+049<SJD+0EPm(=4Y09A,
[d+[HI(T=Xb+4E-+0+049<S4HT_J-=4K4HT649:(;4(E-+0+049<S_;4(J-=4K_;4(
[()KE4]=4'=4DHJD+0E49Y,[d+UK=XQELDETEJt+0)oD6-+0[\++49:(+^9=XH+0
;4(U>E;4-+0Ew+JC=gA+m(C==XH+0;49+4N+0Uˆ+0I(14HOE4=4bJD+0RKR˜4HD+0_
4D1=ZEJM=X9'+;4D9XC=E4*,_[v+JY+=b+4=XO+0)n+0S4QJT+0JV`ERTHJM+06
Ngành QuA+BC=D9 Trang
’
Bài ti'()(*+,-+.%/0(12+3+45+
Sinh vật
Dưới những ảnh hưởng của môi trường biển và sông, từ lâu ở Đồng
bằng sông Cửu Long đã hình thành và phát triển các hệ sinh thái tự

I.2.2.1. Thực trạng phát triển kinh tế
9<++D1_+:+;9+4=YELDUˆ+0t+0R|+0g-+0‡(H+0JD+0E4(1'+[KE4
=4GH4Vc+0=3+0[d+=k=X5+0=4V^+0,O9_[KE4UsUFE-+0+049<S_=9'(=4LE-+0
+049<S_09A,[d+=k=X5+0+-+0+049<S6
a. Ngành nông nghiệp
hE[ˆ[9<+=QE4ED+4=TE+-+0+049<SUF=4L1gA+E4VD=c9jŠ…ELDEA+VcE
+4V+0,9:+\1JP+00PS4^+@Š…[9<+=QE4)oD_’8…[9<+=QE4+(-9=Xt+0
=4L1gA+_jŠ…09T=XKgA+m(C=+-+0+049<SUF@‹…gA+)V`+0=4L1gA+ELDEA
Ngành QuA+BC=D9 Trang
i
Bài ti'()(*+,-+.%/0(12+3+45+
+VcE6oD=Xt+0+49:(+4C=fETE=€+4+9D+0_Ž9?+9D+0_H+0+_t+0
4TS_%PEX3+0_9:+9D+069<+=QE4UFgA+)V`+0=4(4HOE4E49Y,4^+@Š…
gHUc9EA+VcE6#b+4I(\+)V^+0=4>EJd(+0VW90CS76j)d+gHUc9)V^+0=4>E
=X(+0Rb+4EA+VcE64WU*1+?+t+0R|+0g-+0‡(H+0)F+^9m(C=;4p(
0OH  E4L  )>E  ELD  EA  JC=  +VcE6  0HF9  XD  Uˆ+0  +F1  Ew+  =Xt+0,QD_XD(
J*(_mHF9_[lD_gd(X9?+0_ED,_RVf966604:+(-9UK=JF+S4T==X9'+,O+46(-9
+49:(f#OE9?(_FD(_%PEX3+0_}+4H+0_XF9+46%A+)V`+0=4L1gA+
E49Y,@Š…+49:(+4C=fETE=€+4FD(_Ž9?+9D+0_+9D+06hER9<=)F
Ž9?+9D+0)F=€+4EPgA+)V`+0=4L1gA+g3+Rƒ=+49:(+4C=7j—78—=C+=4L1
gA+„+3,7ŠŠŠ†_+9D+0)F=€+4+(-9=Xt+0=4L1gA+)c++4C=Uˆ+0iŠŠŠŠ=C+
=4L1gA+„+3,7ŠŠŠ†604:+(-9=Xt+0=-,ETm(C=;4p(JD+0S4T==X9'+,O+46
-,ET=*S=X(+0XC=0d+RWUF[2+(-9+?+JT+4Rƒ=XC==4(*+=9<+6
04:Xl+0Er+009NUD9=XwI(D+=X5+0_JhER9<==Xt+0Xl+0+0*S,h+UG+
R9'+FD(_JAH4o.(ZE_I(d+JAH4e4(_4w+Ž4HD96bJ\1)F+04:
09NUD9=Xw=XH+0U9<ERAHU<,-9=XVW+0_g9+445E_ETE)HF9g9+4U*=UF,-9
=XVW+0g9+4=4T9JD[O+06
b. Ngành công nghiệp
4T==X9'+XC==4CS64YR9Y+)V`+0=4>EE49Y,+49:(+4C=ELDEAUˆ+06d+
4^)F=X(+0=\,ELDEFUˆ+0RDH0t,ETE+0F+4/+49<=J9<+_E4YR9Y+)V^+0

+9D+0_#Y+XGa=4CS+4C=)F=€+4FD(_E4€Uc97jj+0VW9™;,
7
6%Z[\+=4F+4=4K
+3,7ŠŠ’)Fj6’8’6ŠŠŠ+0VW9_E49Y,;4HA+078_7…[\+gZ=HF+Uˆ+0_J9:(+F1E4H
=4C1X•=Q+4E4C=+-+0=4-+ft+0R|+0g-+0‡(H+06
\+EVg9+4gZ+0fUˆ+0t+0R|+0g-+0‡(H+0RDH0t,+49:([\+=ME;4TE
+4D(_=XH+0JPEP‹[\+=MEE4Q+4)F/Ž9+4„9<=†_HD_43,UFŽ4,GX60VW9Ž9+4
E49Y,JO9JDgZ_gZ+0f4d(4Y=ETE+^9=XH+0Uˆ+060VW9HD=*S=X(+0+49:(fETE
=€+4#OE9?(_FD(_%PEX3+060VW943,gZ+0E4L1Y(f+9D+060VW9
Ž4,GXEP,h=J-+0JoEfETE=€+4XF9+4_%PEX3+0_+9D+06
]Ž49+0VW99<=E4VDJh=E4\+JY+Uˆ+0JC=D,#M=4b+^9J\1JnEP+0VW9g9+4
gZ+06(1+49?+_[\+gZRA+JKDEw+Q=UF)cS+0VW9+F1E4L1Y(gZ+0R|+0+04:+-+0
+?+45E4€EV=Xo=X?+,M=JKDRF+4šS6n9JY+=4Y;k‰_Uˆ+0JC=+F1Rƒ=Jd(
m(C=49<++4N+0)cSEV[\+,c96P)F+4N+0EV[\++0VW99<=)T+4+O+E49Y+=XD+4
=4W9ETEE4oDXK+4]0(12+65)F+4N+0+-+0[\+_=4`=4LE-+0XW9R˜I(?E4DJC=
=eE4O1UFHJ\1g9+4E^)*S+049<S6
]XH+0)cSEV[\+,c9JY+UFHE(Z9=4Y;k‰_Ew+EP,M=gZ+0VW9HD=lETE
=€+4.(A+0-+0_.(A+0\1_4oEŽ9Y+„X(+0.(ZE†_,FS4d+J-+0)FI(D+_I(\+
+4F9+4;4-+0E4K(=4d+S4sE=X9:(Jb+4n+4D+46yˆD4~_=4T+0@_I(D+e+0
R9+4=XC+=4LH+0,-+V^+00O+KE4UFS4P=Vc+0HF+09Y+aI(D+e+0R9+4
=XC+=4LDH_-9_9?,)FXd+4V`+0‰(1?+UFS4P=Vc+0Xd++#b+4JG,R9+4
=4(1:+UF09DI(1Y+=X?+j6ŠŠŠ+0VW9UF@ŠE49YE=4(1:+UFH4D94A9EA+0V9:+UF
F›+065=\(m9+)F,=4d+RME+VcE=D65JV`E+4VBUFJV`EE4€JK+4UFHJK+4
EV=X?+JC=t+0D9UFœ4H{6Y+t+0R|+0g-+0‡(H+0UFHE(Z9=4Y;k
‰Ew+EP,M=+4P,+0VW9HD;4TE_JP)F)>E)V`+0[HOE‡([v+Jd(JY+;4D9
S4TUˆ+0JC=F9?+6
]0VW943,JY+g9+4gZ+0ft+0R|+0g-+0‡(H+0UFH;4HA+0=4Y;k
‰_E4L1Y(=4GHJOHt960VW943,ft+0R|+0g-+0‡(H+0g9+4gZ+0E4L
1Y(R|+0+04:E4F9)Vc9_[<==4LE-+0UFR(-+RT++4˜_+04:+-+0E4€)F=4q1Y(6%A+
S4p,=4LE-+0+e9=9Y+0ELD45)F=4eEp,6

3,7ŠŠŠmHT,ˆE4NUFS4eE*S=9'(45E63,7Š8ŠE^RA+S4eE*SECSfETEJ-
=4K6\+0=€)<45Eg9+4ECSJO=jŠ…+3,7Š8Š63+0EVW+0JFH=OH=X(+0ECSUF
E-+0+4\+;}=4(*==9Y+=c9JFH=OHJO945E_,fXM+04<JO945EEM+0Jt+0_JFH=OHET+
RM;}=4(*=UFI(A+)BJTSq+0+4(Ed(;9+4=Y64C+JC(+3,7Š8Š=4(4o=7Š…JM
=(e98i]7j45EEDHJ–+0_JO945E_+\+0=€)<)DHJM+0JV`EJFH=OH)?+=X?+7Š…)>E
)V`+0)DHJM+06
4T==X9'+,O+44<=4Z+0,O+0)Vc9ETE=XVW+0=l,v(09THJY+JO945E_,O+0)Vc9
ETE=XVW+0=X(+045EE4(1?++049<SUF[O1+04:6‰\1[>+0Rt9[Vz+0UFE43,)HJM9
+0rET+RM09THU9?+_=3+0EVW+0Jd(=VE^gfU*=E4C==XD+0=49Y=RK=XVW+045EJA,
RAHJV`EETE1Y(=ZE4(p+/XVW+0gfJV`Em\1EC=E4(p+_JL=4d1JO==9?(E4(p+[O1
ETE,-+_RF+04YJd1JLE4H=4d1=Xw_=XD+0=49Y=RKEd+=49Y==4>E4F+4UF,-9=XVW+0
09TH[sE]JFH=OH=Z=6
8Š6ž=Y_RAHU<gqE;4˜G
A9=49<+=b+4=XO+0gqE;4HŸ„=(e9=45’Š=(e9_E49:(EDH=4F+4+9?+8_’,x=_=k)<=XŸ
G,g(1[9+4[Vz+0[Vc9@…666†_;4Z+0E4YETER<+40\1[KE4„JhER9<=)FETER<+4
+492,;4(p+_R<+4)\1)D+[H+VcEUF[HUGE=H=X(1:+R<+4†_E4LJM+0S4w+0E4Z+0
%_EA9=49<+,-9=XVW+0gZ+0_)DHJM+0_45E=*S6(+0ECS+VcEgOE4JO=8ŠŠ…_
Ed(=9?(4`SU<g9+48ŠŠ…_m‡)B+VcE=4A9_XTE_m\1[>+009DJb+4I(1,-+4˜8]7
EH+6A9=49<+E4C=)V`+0[9+4[Vz+0_JTSq+01?(Ed(E4C=)V`+0E4NDR<+4ELD+4\+
[\+_=4>E49<+S4sE4t9E4qE+3+06O+E4YETER<+4[HS4T==X9'+E-+0+049<S_ETE
R<+4;4-+0)\1)D+UFETE+0(1E^,c96
‰\1[>+0,O+0)Vc9;4T,E4NDR<+4=l=(1Y+=€+4_4(1<+_;4(U>EJY+mn_JA,RAH
+4F;9?+EZ_JO==9?(E4(p+U<g9+464C+JC(JO=JV`EJd1JLETE[D+4,sE=XD+0RK1
=Y=l+0ECS_EPJL=4(ZE=49Y=1Y(UFUƒEm9+_E4C=)V`+0I(A+)B=Z=_EPJLET+RM
E4(1?+;4HD_=4d1=4(ZEEP=D1+04:EDH6
‰\1[>+04<145E[>S4w+06
Ngành QuA+BC=D9 Trang
88
Bài ti'()(*+,-+.%/0(12+3+45+
b+4=4F+44<=4Z+0E4Z+0ETER<+4mn4M9_EPET+RME4(1?+=XTE4S4w+0E4Z+0ETE

Uˆ+0)r[F98•i_j;,6
](1Y+8/>;9Y+Rƒ=Jd(+Z9=lI(ZE)M8‹=l4^+4F+4I(DXA+0#F+0„\1
9+4†U:L49„S6†I(DqE(<_MEHT„H+0+†\+4F+4]w
OE4_t+00>_\+t+0„t+04TS†Xt9JY++9D+0_Ž9?+9D+06
](1Y+7/M=+4T+4=lI(ZE)M77„L49†I(DqEHF_qE(<JY+4O+4
HT_\+4O+46%D(JPJ9[5E;?+4t+09Y+V^+03+V^+0I(DXF,49,
U:4D+4#b+4+Z9UFHI(ZE)MjŠ6b+|,=XH+0;4(U>E)rE4H+?+JHO+XF,49,_
Ngành QuA+BC=D9 Trang
87
Bài ti'()(*+,-+.%/0(12+3+45+
+H+0S4A9)F,JVW+0=XF+6HO+E(Z9ELD=(1Y+7=lDHn+4I(D+9D+0
[5E;?+4ET9F(4V`+0+Z9UFHI(ZE)MiŠ6
].(ZE)M@Š/d+9(ME]œ4H[F9’i_j;,_+|,=XH+0Uˆ+0)r87;,6
].(ZE)M•Š/9:+9D+0]%PEX3+0[bD87’;,_+|,=XH+0Uˆ+0)r‹8;,6
].(ZE)MiŠ/œ4(*+]F9?+[F978Š_’;,6HO+MŸ]OE4%˜9UFOE4%˜9]
F9?+Eƒ=+0D+04Vc+0=4HT=)r+?+Ed+RZ=XQEd(EZ+0JVW+0=XF+6
].(ZE)M•8/|,=HF+RM=XH+0Uˆ+0E4K(A+44Vf+0ELD)r[F9—•_8;,_=l+0nj
T9ƒE„.(ZE)M8]d+4^†JY+I(ZE)MiŠ6
].(ZE)M•7/l\++]}+4V+0„09TSD,S(E49D†[F9—7_@;,6
](1Y+7—/lD9*1I(D.8J9[5E;?+487I(D\+4O+4_MEHTJY+
#b+44\(+Z9Uc9.•7[F9ji;,6
](1Y+[5E;?+44VcE‰(1?+/#ƒ=Jd(=VT9#~[5E;?+47iI(Dœ+J9[5E
;?+44VcE‰(1?+UFOE4T9JY+4-+0#b+4UF+Z9UFH=(1Y+8[F9iŠ;,6
].(ZE)MjŠ/l+0nRD+N(J9D,S(E49D[F988—_•;,_=(1Y++F1Eƒ=+0D+0
4Vc+0)r=XF+UFHt+04TSVW96bU*1RZ=XQEd(_EZ+0=4HA,n+1?(Ed(ELDRF9
=HT+=4L1)>E6
]iii/:+04K+\+0=4F+4I(ZE)M=W}+4H+0I(Dg-+0e49?+gD+0#Y+XG
Eƒ=.•Šf˜F1[F987@;,6XVcE,ƒ=J:+04KE4(1'+RY+S4FOE492()?+
S4QD=X?+=O94ooE6Ž49EPJ9:(;9<+gA+m(C=m\1Ed(I(D%-+09:+=O94ooE
+Z9#Y+XGUc99:+9D+06

I(D+06
E6CS+VcE
d+S4T==X9'+4<=4Z+0ECS+VcE=XVcEfETE=4F+4S4Z_=4KmnS4T==X9'+E-+0+049<S
UFgD(JPfETE=4Kmn_=4K=XC+4(1<+UFETE;4([\+EV=*S=X(+06
f+-+0=4-+_S4T==X9'+ETE09Y+0R^,+0d,S4\+=T+UFETE=49Y=RK)5E+VcEf09D
Jb+4_JA,RAH+0(t++VcEgOE4E4H3+(Z+06
[6CSJ9<+
3,7Š8ŠS4C+JC(J9<+=4V^+0S4p,@6•’Š•_=ZEJM=3+0=XVf+0Rb+4I(\+
4F+0+3,i…=l+D1+3,7Š8Š6
876TEUC+J:mn4M9
4(Ed(U9<E)F,Er+0g =3+0+4D+4=l+D1=c9+3,7ŠŠŠ_;4HA+07_i‹…,•9+3,UF
09A,m(Z+07_’‹…=XH+0=4W9;“Jd(6OHE-+03+U9<E)F,)F,M==XH+0+4N+0=4TE4
=4qE)c+Ed+09A9I(1Y=6
4GH;Y=I(A=Q+4=HT+_)DHJM+0+-+0+049<Sg =3+0E4*,)O9UF09A,=(1<=JZ9UFH
gD(+3,7ŠŠŠ_EP@8’•_@+0F++0VW9_E49Y,@8…)DHJM+0EPU9<E)F,+3,7Š8Š6TE
+0F+4S49+-+0+049<Sg E(+0ECS0d+,M=+‡DgZE-+03+U9<E)F,=XH+0+:+;9+4=Y_
=qE)F;4HA+00d+@_Š=X9<(E4•)F,U9<E=XH+0JPEP=X?+7=X9<(E4•)F,=XH+0E-+0
+049<SUFm\1[>+06
>=Q+4+4(Ed()DHJM+0EPJFH=OHg =3+0U5==XH+0+4N+0+3,=c9_=V^+0JV^+0=Z9
=49'(Uc98@…)>E)V`+0)DHJM+0UdH+3,7ŠŠŠUFjŠ…)>E)V`+0)DHJM+0UFH+3,
7Š8Š6
>;9Y+,qEgZ+0[\+EV=3+0X•X<=_+3,7Š8Š™+0VW9JO=’@@’+0F+Jt+0_
=V^+0JV^+0•’i_7%6¡+,hE_f_45E=*S_J9)O9_E4NDR<+4EP+4N+0EA9=49<+
JT+0;'6CSJ9<+JO=8ŠŠ…4M_ECS+VcEg9+44HO=JO=8ŠŠ…4M_E^RA+S4eE*SECS
_‹RTEg}™8Š6ŠŠŠ[\+_=XŸG,g(1[9+4[Vz+0[Vc9@…_;4-+0Ew+4MJP9+04~H6
Ngành QuA+BC=D9 Trang
8‹
Bài ti'()(*+,-+.%/0(12+3+45+
8j6Ž4HD45EUFE-+0+04<
C1+049?+Eq(q+0[s+0UF=9YS=4(E-+0+04<+4*S)FE4Q+4=XH+0=4W9;“8——•]

gZ4M+04~H=XH+0mnm(Z+06(1+49?+_ETEE4Q+4gTE4+F1EP,M=UF94O+E4Y_=4'
49<+fg>E4?+4)<E409F(+04~HI(T)c+60(1E^[2RK=e+=4V^+0ELD+0VW9+04~H
=XVcE+4N+0XL9XHELDE(MEgZ+0„Z,JD(_=49?+=D9_,C=,ˆD_R9Y+JM+0=4K=XVW+0_
,-9=XVW+0-+492,_,C=J9+0VW9=XsEM=ELD09DJb+4_=4C=+049<S666†Er+0Uv+XC=)c+6
Ngành QuA+BC=D9 Trang
8@
Bài ti'()(*+,-+.%/0(12+3+45+
<=4Z+0D+g9+4mn4M9E4VDS4T=4(1=TE[s+0fUˆ+0+-+0=4-+_Uˆ+0g\(_Uˆ+0mD_
+0VW9+04~HQ=EPJ9:(;9<+=9YSE*+Uc9[KE4Usmn4M9E^RA+60(1E^=T9+04~HEw+
EDHu
/876
9YS=sE=4>E49<+ETEE4V^+0=Xb+4mPDJP9_09A,+04~H_RAHJA,g>4F94wD09ND
=XTE4+49<,J9J-9Uc9I(1:+4O+aETERM_+0F+4=*S=X(+0UFHm\1[>+0E^E4Y_E4Q+4
gTE4_m\1[>+0=9?(E4Q_=OH+0(t+)>E_JFH=OHET+RM_4Vc+0[v+UF09T,gT=JT+4
09TaU9<E4(1JM+0+0(t+)>E=O9E4•UF=eE4qE=4>E49<+)F=XTE4+49<,ELDmn64T=
4(1gT+0;9Y+_+3+0JM+0ELDJKDS4V^+0_UD9=XwELDETEJHF+=4'UF+0VW9[\+=XH+0
I(T=Xb+4=4>E49<+6
3+0EVW+0=(1?+=X(1:+_U*+JM+0+\+0EDH+4*+=4qEELD+0VW9[\+aH9=X5+0
E-+0=TEET+RM=XH+0mHTJP9_09A,+04~H6XH+0E-+0=TE+F1_E-+0=TEET+RM_+4C=
)F+4N+0ET+RM=X>E=9YS)n+4JOHE-+0=TEmPDJP9_09A,+04~HEPUD9=XwI(1Y=JK+4a
+\+0EDH+3+0)>EE4HJM9+0rET+RM_ET+RME4(1?+=XTE4)F,E-+0=TE09A,+04~H_
ET+RM;4(1Y++-+0a=9YS=sE[(1=XbET+RME4(1?+=XTE4)F,E-+0=TEmPDJP9_09A,
+04~H_ET+RM;4(1Y++-+0fmn649Y=)*S4<=4Z+0=4GH[•9_09T,gT=_JT+409T_RAH
JA,=Q+4;4TE4I(D+_;4HD45E_0PSS4d+E4€JOHE4V^+0=Xb+4EP49<(I(A4^+6
Ž9?+I(1Y=E4Z+0R<+44b+4=4qEUFR<+4=4F+4=QE4=XH+0mHTJP9_09A,+04~H6
4o+0=DJ:(R9Y=mHTJP9_09A,+04~HS4A9J9)9:+Uc9=9Y=;9<,_E4Z+0)n+0S4Qa
+4V+0=X?+=4>E=Y[HR<+44b+4=4qEUFR<+4=4F+4=QE4+?++4N+0+0VW9=eE4qE)O9
=4QE4S4-=XV^+0_0\1)n+0S4QU:E-+0gqEUF=9:+ELD6
(+0ECS=4?,+0(t+UZ+E4HU9<EmPDJP909A,+04~H6Ž?(059g>4•=X`ELDETE
+VcEUFETE=eE4qEI(ZE=Y_=OH)>E,O+4U:=F9E4Q+4E4Hmn6