phU"O'flg di'i xdy ra nhCillg dace: h9 oa nay chi co U1tt loai, De ghl1ngkhongbj ngQ dOc vt,i ngQ dijc cd noc.
Trang 1-IJCKHOI~DdI- Th" nam ngay 6-1-2005 -563(1639)
Phun g n go doc ca noc
BS,M1NH NGQC
~ ~UtI qua tl nhi~u diG Ht? clinoc nhll1:l (diodQmi- th.j ",c,bjngt)dfjt
phU"O'flg di'i xdy ra nhCillg dace: h9 oa nay chi co U1t)t loai, De ghl1ngkhongbj ngQ dOc
vt,i ngQ dijc cd noc d(}c yay bi~n thanh gai dai khoitng can()canh hllOOg d~n slrokhoo
bi~1 ld 1:1 cac link ph(a Nom, D~ 10mm -20mm nhc.>n va s~c cuu chi~1l si, dcm vi, cac d6ng
nghi loa S(lqn clio L'hul'l,!t, lei nhll long nhim, khi, bj kich chi p.l1ai ti~nhanll nl{>t s6bicn
bill trol1g cll nt)c co f(lcJi chtit thich ca se phinh to bl;1ng nhll philp s~u:
aqc g1? Lath nh~n bilt cd ni)C qua cAu gai dtftlJ vc, ca truoog -Tuyen lruy~n, htimg dfII1
V(l d~ phong hi ng<? d<:;c thanh co chi~u dili khoang cho bQ dfji bj~t nhftn d?ng C{l
(Chi~siVUngDHiiquan) 90cm DOC Tuy~t d6i khong dm;yc StY
Cfl noc 1a loai ca sbng & HQ cd n6c ba ral1.g (tri- d.l;lng ca nOc lam tht,n; phiim
bie'n, co nhi~u h9 va loai khac odomidae: chi c() mfjt loai -Nhln1g dcm vi C{) Ilhi{:m vl,l
nhau, a \lung bien Vi'i;t Nam thuang It gi;ip, binh thuang danh bat hai san khong dtI(lC
da xuc dinh dlnlc mOt s6 h9 cu b\fng ca dil phinh to nhll cai ph(n kho can()o v<n cac lo~i ca
noc sau: vqt, co.3 rangc\mg, ca tl1T&f1g khac,khong dl~C lam bOt ca
H(J cif ni)C retr{liJdonridae: thallh dai kho1l.ng 8 -34cm noc va ntroc m~m ca nOc
la hQ ca nocco nhi~u lOaf dQc Cat nha kh()a h9tdFt phan Khi dan vi co ngu&i bi ngfj
nh~t, v&y Cat loai ca nay bi~n tich dtI(lC d~)c t3 (, cac loai ca 69C cfuJ phai ti6n hanh gay non
thanh gai nh(), than m~m Ca n{}c, dOc t6 chi6m Chl1 y~u Ii! b~n.g cactI cho n~n nh~n u<3ng
troong thanh, co chieu dili tetrodotoxin, ngoai ra con co munth{n, than ho~t, rua d;;t day
khoang 85cm, rang ca thanh dfjc tl~ hepatoxin chi~m ty I~ cang smll ciing t6t nhAm ban
t~m c~g, co nhi~u.lo~i Ir~au th~? ~)fjc t~ c~ noc- d~ d~c th~ SIJ h~p th~clla d;:QC t1 tro~g
I
sac khac nhau, khl bj kJch phan tlch, xac djnh ro cau truc dlnmg tJeu holt khan cap v~n
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thi~h ,b.l;lng ca ph.lnh to nhll 1/1 mOt h<:r chat phUC,t~lP co c~lI~~n n~nnhiin den ca sa y le [ qua bong cong thlfC chun~ la C l I de dleu trIo , !
HQ C(I n()c ht)ln (V.llm H170gN3' DOc to <.~() nhi~u Hi~11 nay dieu trj ngfj ~fjc I ciontidae: lo~i ca nay co I~ trong bu()ng trlm.g, gan t.1,ly, ca noc Chlrd C() thuoo: c?ong
yay lien k~t thanh m(>t kh6i mau, mang va (1 dl1u DQc lb ca do.c ~c hi~u ma chu yeu la
h(lp xtr(mg vUong cb.ic d~ng nOc rat b~n Vlmg, dun sui (J dieu tli tri~u c,hm1g nhll: c~o
chi6c horn, thlrcYtlg s6ng & tAng h~i~t dfj 100°C trong6gip4Qc th& ?xy de ch?ng ,SHY ~~) h~p
day biin, ca tnrong thJ1nh c() to mai giam di 1/2, neu a~ va ,SU pyng mQt so lo~J thuoc
chieu dili khoang 50crI1 khoang 109 Cft noc co dOc to CnOl\gtY\1Y timm~ch I
khingt!~ b~G slTbu);phan ti~b.
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