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Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

PHẦN 1: ĐẶT VẤN ĐỀ
1.1. Tính cấp thiết của đề tài

 !"#$#%&'()
*!+*!,-.+%#//01(,
+.1,!%%2 +31#.+45
678
9:;<!7===>->9? +31@A!
;5(*B*,#+@CA@DE095 !%
1FG!3H--()I,J+
KL(MN-9NO&) +31PI)5J+#+J#0%#B
#Q(M*R%+J'!%%*!&)
,-M!J+">S==T@>S==U
V2@;!>Q;J+W,HX
%()%Y%%Z[O,J(M*R&
)\Y%%+@+,2$%()2J
.!%.+
GEA+2%Y%%5W,@
+(MJ+K](),!:+Z[O,
J^(_+*#B*&)%%A*!*
,.`0aVEb +31P
1.2. Mục đích và yêu cầu nghiên cứu
bOX():+Z[O2D;*#B
&)-X!%Y%%:+Z[O,J
+*#B&)+% +31
bL(M*R%&)`0aVE<#!7cd===

7
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49



PHẦN 2: TỔNG QUAN CỦA VẤN ĐỂ NGHIÊN CỨU
2.1. Cơ sở khoa học liên quan đến đề tài nghiên cứu
2.1.1. Khái quát về cây cổ thụ
&)#+ef#>W;D/
(gW#+e02AD2$
#>#QX
Z*D"ecK&)#+f#>$RhM
51&5d=>P67i8
'J!;J&)-5&)
J+5CH$'#+f1&5d=
>+;D5d=
2.1.2. Vai trò cây cổ thụ
Giá trị môi trường. &);,j#+R+55
5B.5M++e55+a*!
&)#+*!,#+1'J,k#/B
l+A
Giá trị bảo tồn nguồn gen.&)EJ#+e
B@Q;@+1#+0%1-
J;!M51#+B@HQ>#k;@.
;!;*>M5#+';;>a40!Re
#+B@#+!*RR^Q
Giá trị văn hóa lịch sử. &)JJ>
(1($^1(*>

S
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

2.2. Tình hình nghiên cứu của các nhà khoa học trong và ngoài nước về
cây cổ thụ

2.2.1. Tình hình quản lý chăm sóc bảo tồn cây cổ thụ trên thế giới
Ih(kJ&)$#+m*m+$*!
5hnC/YQ*5
'J5(n@E.55@
#+(M+%c.1;h%2
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C>q(#.*%%e!
!*#B
O/0'E.'J&C@q'
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-.J/5@/-`30a*&)
$s)D;2$#$(:(+Y
!*#B
vI^1'/J&)&@@/+
*#BYYE>*!&)1
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Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49


I1+AH@x-@/A7=b7d<tOyJ*!
"f>z+;\5CJ"!/
N{@.%"4H@C1|"Q+%
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/O4\@J#+4"!/N{
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2.2.2. Tình hình quản lý chăm sóc bảo tồn cây cổ thụ Việt Nam
v/!H;JYE+1*!!
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2.2.3. Kết quả nghiên cứu ứng dụng tin học để quản lý cây xanh đô thị
2.2.3.1. Nghiên cứu ứng dụng tin học để quản lý cây xanh đô thị trên thế giới
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2.2.3.2. Nghiên cứu ứng dụng tin học để quản lý cây xanh đô thị ở Việt Nam
!*QY4(e#! !+% +31$
  (M  +  %  2  5  ,  e  I‰  ’“L\|“  %5  *
G^w=V#+1%AJ5J*QY4(e#!/;*

>D+%&@4G!3h!#+4a}G!3
\AJ+%r%%2C()J*QY4(e#!h
!#+!/!%'J*678
\AJ*#B,Q4G!3AC>c
7-'E+;2(e#!Vh!/
,*#BE,J#+c5G!3+5;
4eh*#B+!%%H$
%()">/
S-CM,!AM!\*(,!+
!%%22%()!*#B+e!
+qA$#e
w-DQ!%(),CQ
2#e(e#!J#+;DE.Q

U
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

DQ';•+q2Q-,
+'eD;@+/D;%D*#B
+*E
€a*RQDc`!X()Z\OŒQ1
".$*R%
dA(e#!#eJE4
>2E$,D$%"#.
iyMY#F*>(MY#
%r%+*#B;@.(+.+
@QoQ+@Q;@.1
)2
2.2.4. Cơ sở lý thuyết và hệ thống thông tin địa lý
2

2.2.4.1. Cơ sở dữ liệu
Khái niệm về cơ sở dữ liệu 67U8
-"#5@/R.Y4(e#!L^y^
’%?#%^
bY4(e#!$X()1,)2#e+(:*
1Do
bye#!$#e*Y4(e#!5
,#^”O^^
b3+*(e#!J;!;Y/
#^(e#!•yŽ+1•Žj)•[(^Ž5o
•|#^Ž-^+)•O^(\^(^Ž
b-Y4(e#!I%‰+*(e#!$
;'•`^Ž2n•’Ž•|^%ŽI(
^%^+(#^•#0%EGaNŽ

7=
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

Cơ sở dữ liệu quan hệ [19]
b`!#+|^#%#+!e*
(e#!/;1J-•’^#(Ž;"1*(e#!
+#5@1J-•’^#(Ž;5*;
b`!#+MA@Eo(e#!o
#+3#{#+E/.Mk#h%(e#!!
Y4(e#!
bV2o(e#!Œ.J*(e#!+%
J!e*/3+**(e
#!Œ;,Qk#h%
b-5;(e#!J*//
X()A@%*E+(e#!(/(.1M2Y

bV2%CAX(),*#BA
%*.!e*
bOX()$;Y4(e#!2;@$%(e
#!#./+1*(e#!X()$
bV2M!E++;@*$A%*
@;@,EY4(e#!/1s%r%.#5;@e
*1#2;@';@*$
bO;.!e*/2(M
$;’`^|^%2;@(e#!"J-#^
`^
bas+#$D!o(e#!+@#0%!
2',X()A@
b-,2;.)1115
o(e#!+D#5;@(e#!

77
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

2.2.5. Hệ thống định vị toàn cầu GPS
Khái niệm chung
Z\O@}"e@NcZ##\O^.(Q#+
!QQ+A
-M'1Z\O#+1!^0D!!
$/1DH+•%AJX#B3R>#$
'%Z\O#+%h6778
Sơ lược lịch sử hình thành GPS
-$&QQs('#5
(M+QDEs,);*+
D%C.%'#+@2
3>7Ui=;,+*I•}A(M5C

!(n+QQs!3>7UT‹a#;7/77!
!QQ+AZ\O•Z#^\O^Ž$I•
#5•. >RR5X5!/}
A.133#0%Ch+l.!A5!
!(n+AZ9“3NOO+>7U‹S6778
!95‚•utŽqH5C@.!
!QQ(n +AZN9[9u“++(k
)D(MZN9[9u“Œ4+!QQ!+A
D'@/3!Z\OneQQ1,
@Q+,!Z\O$I•1H/6778
Nguyên lý hoạt động
35#BQ.1!Z\O#+@QZ\O0
D!("!QQ/A,DJl.
qyM5,.1D@Q
Z\O$Q

7S
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

Z\O#+1!RST!•;2*w(MQŽ21
5•.'.#/^(_+X()
Z\O6ST8
If!'S1+5`•.
!$D4';•Y+5'+';•
2+q2KE'P"€b‹!/#/Y7d=
If!    %  S  D  !  5  (*    9  •97•7dTd€SI –
9S•7SSTi=I –Ž6ST8
I.#/^(_R1.d.^(_+w.
;2h'3!).#/+#+/•.
oRR.%(e#!!+^(_W6ST8

2.2.6. Hệ thống thông tin địa lý (GIS)
Khái niệm
!,Q#Bb --V9•Z^%[‰O^b
}#+Z[OŽ67S8
--V9#+1,!,$E++
e>i=@;</+%2'.Œe>
A --V9$X()sX#BR1#/%,;,
•*RŽ}/,1D%))5C
.+*#B.1^#H&67S8
3+ --V9H4+,)$W%@QA
@.1;@bH1%J5@
/ --V9;*>$W%YD%+*#B
(!%p$!.E
M2M5;@bH1,C>0%
*#B'%D+D$%,$}/1J
E•*RŽ'5Y4.1(e#!A+
J!;;Ql --V9c

7w
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

K !,Q#B#+1!,R1
!•^Ž;*>@&(e#!Q#B+,
DPb^#;+-#7UTT67S8
-^QluO|[•u^O^|^^[^ŽE
K !,Q#B#+10%$%&CR%AC%AJ
D(e#!Q#B+$@;@s)D}}
#e0%0J;2%D+;@'P67S8
@H'!#+cK --V9#+1!
;@$%e+!Dk@Q.

2#eX#B%D2Q,Q#B2%))1)
D5C'QP67S8
3@r(/1!E --V92$21
!$%%Ac\AC\AJY4(e#!+Y4DC
5Y0%$%Q/YC()+*
#B;@C5++;@CJ,!,
D0%$%DC5+Œ@Q^ --V9Œ$
(MC()^,E+#1E+%YC&CM
!@+j5Y4/@Q^ --V9Q
(M*YC>$W%@QE+q/2
@QJ1('W$%%A#.!qY
'+DAA!E++%2 --V967S8
Lr(/1#+,)Z[O(k20%#e@&
2Q,;,sM!)D)2
Lr(/1#+%AJZ[O#+!/,;,
%;,@#0%!;,e$2
C>%D;,H.(!.5Z[O

7€
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

Lr(/1C()*#B+/ --V92
$2#+1,!X#B(e#!1•*RŽ2@
W+$W%@Q+*#B
Lr(/1!Z[O#+!R$%%AcPhần
cứng, Phần mềm, Cơ sở dữ liệu và Cơ sở tri thức chuyên gia 67S8
yC() --V9M@*#B+/D
(.+%C.%rJ*;D.M5H1;D.*#B
e>A --V9$21!,
,+<#!-k1+AX()+!

2%*D$%,4JC;WY#+<#!
;

7d
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

Các ứng dụng của hệ thống thông tin địa lý
 !,Q#B,C>X#B%D(e#!
eC()'1HJ#lM67S8
Bảng 2.1. Các ứng dụng của Hệ thống thông tin địa lý
Lĩnh vực Ứng dụng
7 f$*#B b f$QQA%A
b f$.
b-.#/(Q):,
b-.^(_X()>#$
S`*#B+5+,

b35CD$%k)
b-*#B',!%*#B"
R/+'o/
b\D1,
bZ*55+*
—*
bZ'*,
wI.#/, b /(nJ;2,•#QE
@Ž
bGQD++
b9M;M
byQ)@
b`.,

€`.+(M b`.,Q
b`.k
b-@QD#1
b\2(Q),1
d !R,J' b`*#BQD
b-@
b`.X()'
b !*X()'
2.3. Những vấn đề tồn tại cần được nghiên cứu
Ih(k&)QJJhJ
+@W1h!
!.,)*#B'Y*(
AC()%Y%%2*#BY

7i
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

PHẦN 3: NỘI DUNG VÀ PHƯƠNG PHÁP NGHIÊN CỨU
3.1. Đối tượng và phạm vi nghiên cứu
y.E0%.J+W,0%
5C&)2"C()%Y%%Z[O*#B+
5+
+31JVEVJkJ(D#QX+,
E>Z}#J/(D+#+!+&0#+
&)3e&)2(,+R2
(\%RA@;<LL'*HR.4+
%25' +31#++$#+c&) +31
aVE#+10J(D#QX>+J(
#}*&@"ckI11a-*
J`-+Yq0%'J&)QJ

h*+#QX
Hình 3.1. Bản đồ Quận Ba Đình – thành phố Hà Nội
•3Rc6S‹8Ž

7T
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

\Q. +31#+Y#+!Q/1 
LH 13lG!3-+s;,5;\
QA#> RDI+*aVE +31
Ga* +1#+1,5s4%D-a}
, +31$+#0%"e>A\%h@G!
3+$D#%& +31/e&)#/s
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6S‹8
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GQy•RŽa-*$1kM51
#/f$%Da}+V,a} R-R-Wa.
%D-#+(*'%k(, R/#+3 ++%D
V,+V,30%1A2(D#QXR1c`*
aVE+;#! R-Qa-* +31;,j
—%J*QD+*+J+%A~6S‹8
KVh*Pa-*#+CBQ>#k
AZA>#/~0%;2^e
#+;
-5*'~—%;,5a-*J
#+fB@h"o!/%Y3
O#+Q%Y@5S”w#+!e#.7”w#+

#+0%1"J#)5@/•I•\
V.yYŽ#+q.(!1!M00
.&0#+#+1+M0.A+M0
.;DG+a-*;(Q%5‘#+
f;D@,#.;&#R

7‹
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

("f1:%),(+OVVJ
#+#^f%#;^}+*h‘6S‹8
kI11}#J/#QX, +31+"#k
I11q#+2$'->9+>`A2(D
ky5 Ms;(D9>Q RDIbY
W'J(;A@q#+1J;!0
#$25J@@,kh!+6S‹8
3.1.1. Đặc điềm khu vực nghiên cứu
3.1.1.1. Vị trí, giới hạn
`0aVEs4+% +31
b \Da}%c`0- R
b \DV,%c`0 +F@
b \D3%c`0VV
b \D-%c`0AZ'
3.1.1.2. Khí hậu
`0aVE1+% +31skRsa}
a1Q*4k!/o +>Sk_!#+
koJ"d@7=.#+
3+V,3+kD"77@€>
.#+a}+V,a}3!1E+>Sw
=

!1
'E+>#+ST
=
6S‹8
3!1'%'E+>#+S=T
=
V1oE+
>‹€˜#+;M1oIkq#+kH
'!1>ESbwYH&1+a}a1*4
@ +316S‹8
3.1.1.3. Thủy văn
R-Wa.(!D;*7‹M/'Jk
TbT7E7b7S R-Wa.Q,:h(S!

7U
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

D\. R-+3:--1**/*+
/+R+6S‹8
b 3+;M0aVE1%A(!Ds+V5
, RVQE41E"7=db77Q*
4M@%M/#q, R6S‹8
b `#!>;5"7U=€@7U‹iM/,
R+>JkYC77d@7S=Vh
!e>M/(>7U€d •7wU>
7UiUc  7wSS  >  7U€7c  7€T7  >  7U‹wc  7wS  >  7U‹ic
7wT=6S‹8
b -0+ R-#+Y*/1R;
cG.\W e-!%Z*G_3F
3.1.1.4. Địa chất

-^;M*R;Q',E0aVE@
1%;[bw[[bS'.#/%r(+7='0#$
!(M+;[[bS'.r(+€bi(/#/%kk
+2(M+€bdA/1h;*7
6S‹8
3.1.2. Điều kiện kinh tế-xã hội
aVE(!DUS€€;
S
7€%y0
SS‹wdSI01S€T=w”;
S
6S‹8
3.2. Nội dung nghiên cứu
bVJ;2;50%+#!.!%EE5C
+C()+*#B,Q
bL(M%@J&) +316%)#)S8

S=
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

b-Dj#B#!Jh#$#.+
'#$L(M*2;5&$%5Y4HJ
^5oQjj5J+E.
b-+#0%*RJ
bL(M*R+*<#!7cd===2!M%
`0aVE
bV!.^2*!,

b-+#0%Y4(e#!*#B5Y4J&)
`0aVE

b]()Z[OJ+*#B&)
3.3. Phương pháp nghiên cứu
3.3.1. Điều tra mô tả, đo đếm và ghi chép cây cổ thụ
G!@;@%@J$;@""J+5C&
)4 +-+H$'J6%)#)S8c5•5;
+5G!3Ž™1 ™,™H%™&k/
!j5J;D™™J™;D™
Jhc!.™Q*™Q*R
R^™M;!#QX>(M;@.
Việc điều tra cây được tiến hành như sau:
@`0aVERc(% +aW%
\VCD%`-%\VE\k% ^3%
3:--1%-Wa.% +%3 +š
›F5œ5\)% + -
2`0aVERcGa-*k`
-VJG\),5-9!G>\D\\

S7
Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

-QF#! R-Q++a R95b
IL-4G9B-M-
3.3.2. Thu thập dữ liệu
Ảnh vệ tinh IKNOS. yk2;2^QD()
f$!J$+DY
Dùng GPS. I11;2Z\O()#.QD1
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2,QDV1D,%)1+
YQZ\O20%$%$J1+#$!h5
A;+0%(e#!OD$X()2j(e

#!+2(e#!0%$M@%+Z[O
Chỉ tiêu chung
+9+
•GQD•%0Ž
•I**R
-5#+(5Q#++_$
Qs#'5*$^#+D!
Chỉ tiêu định lượng.
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^GQDA;DR;D
M•y
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
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Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

M@%Q;D5/(I1E*J
;D#.c

Hình 3.2. Các vị trí đo đường kính (D
1.3
) thân cây
3Rc•67d8Ž
Hình 3.3. Đo chiều cao vút ngọn bằng máy SUNNTO
3Rc67d8

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Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

-^EŒ5h%ž
,Cc •
7
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-c cJM@A
Ÿc$QQ!/
.J#+.#$Ot33-“

7
cJ
9cF*/•kŽ
Chỉ tiêu chất lượng, phẩm chất cây
• E(cC15/3
5/a}p
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YR

•V'#$c44
E4'
•yM;@.c>*!p
3.3.3. Cơ sở dữ liệu cây xanh
3.3.3. 1. Cấu trúc cơ sở dữ liệu
Mô hình dữ liệu
!Y4(e#!(M5,EY4(e#!c
b I,EY4(e#!!
b I,E(e#!%Y!
b I,E(e#! !,Q#B

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Khóa luận tốt nghiệp Vũ thị Phương Thủy MTB - K49

Dữ liệu
ye#!",(M,E!s*
y^I%‰
*(e#!R^J);2cCM
5**R5;•3^Ž1•O%^^Ž,
•O^^Ž0!•yŽ;1•9(^Žl1
•9(^Žp
ye#!*R4(.’I%‰c(e#!*R%/
#/%(e#!*R+DQE
ye#!*4‰¡\ZaI\-[’c*&)
3.3.3.2. Chức năng
y$X()Oy9!.#++;+*
#B+)5#+2X().J$(%*
(M$C>%CJ$
-1(;#0jX()C>•
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Các chức năng chính
b Nhập liệu:
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b Quản lý dữ liệu:
o !Q,c
o -E;@,
-^(e#!*c,\@M@/(
&)J$
-^(e#!*Rc"(e#!*E,5*R+"*
RE*V22E;@#M1M5*R'
JC> --V9E;@#M,•^
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