C
d ndng hai Id loai cd cd gid tri kinh td cao tedn till tiifdng, chdt Itfdng thit ca tiidm ngon, tegng Itfdng tiitfdng phim ldn vd de tidu thu, ngodi viec cung cap cd thit cho thi trtfdng teong ntfdc, cd nang hai cdn dtfdc xudt khiu ra thi trtfdng ntfdc ngodi. Ddc biet, ca ndng hai cd nhidu chdm hoa vdn rdt dep ndn eon dtfdc ngtfdi nudi cd kieng rdt ydu thich.Cd ndng hai (Chilata omata) thudc gidng Chilata, hg Notopteridae, bd Osteoglossiformes (Mai Dinh Yen vd CTV, 1979), la lodi cd phdn bd tif nhidn d khu vtfc Ddng Nam A vd Nam A, la mdt lodi cd it dtfdc bidt den, mdt vdi nam trtfdc day chtfng cd nguy cd tuyet chtfng vd dtfdc ghi vdo sdch dd Viet Nam. Day la loai cd nudi mdi, chtfa dtfdc nudi phd bidn, tinh Hdu Giang da xtfc tidn ddng k^ thtfdng hidu cho lodi thtfy dac sdn nay.
An Phtf Id huydn dlu ngudn tinh An Giang nim gitfa sdng Tidn, sdng Hdu vd sdng Chdu Ddc, cd ngudn ntfdc nggt ddi ddo thudn ldi cho vide ddnh bit vd nudi tedng thtfy sdn. Trtfdc ddy, nhidu hd gia dinh khi ddn mfla ntfdc ndi ddu thu vd mdt sd tidn kha kha ttf vide ddnh bit tdm cd. May nam gin day, sdn Itfdng ed ttf nhidn khdng cdn nhidu ndn ctf dan
vflng lu khdng cdn tedng ddi vdo "ctfa tedi cho" ma da td chtfc nudi mdt sd ddi ttfdng thtfy sdn cd gid tri, teong dd cd cd nang hai. Cd nang hai cdn ggi Id thdt Idt ctfdm, ca dao, cd ctfdm... Chtfng thtfdng sdng d vflng kdnh, rach, ao dim, ragng trung cd thd chiu dtfdc ntfdc cd Itfdng Oxy thap vi nd cd cd quan hd hdp phu. Trong didu kidn ttf nhidn, ed thtfdng sdng d vflng ting gitfa va ddy cua mtfc ntfdc. Cd thich sdng teong mdi trtfdng cd nhidu thtfc vdt thtfy sinh ldn, ntfdc tiung tinh cd do pH tit 6.5 - 7.0, nhiet dd tiiich hdp 26 - 28°C, tiidi tiig teen 10 ndm tiidi vd kich thtfdc cd the dai trdn 90cm.
Hidn nay, sd hd nudi cd ndng hai tai huydn An Phtf ngay cdng tdng them. Cd hai hinh thtfc dd nudi lodi cd nay la nudi idng be vd nudi ao ntfdc tinh.
Tdng sd hd nudi cd nang hai theo hinh thtfc nudi ao la 9 hd vdi didn tich 8.950m2 ao, bao gdm xa Khdnh Binh (7.900m2) va Vinh Hdi Ddng (1.050m2). Tdng sd hd nudi cd ndng hai theo hinh thtfc nudi Idng be la 28 hd vdi thd tich nudi 589.65m3 Idng, bao gdm xa Khdnh Binh, xa Nhdn Hdi, xa Qudc Thdi vd xd Vinh Hdi Ddng nhtfng tap trang d xa Nhdn Hdi (276.65m3), xd Vinh Hdi Ddng (nim^) vd mdt sd xa khde nhtf xa Khdnh Binh, xd Qudc Thdi... Theo
HIEU QUA NUOI CA NANG HAI TRONG LONG, BE
"TAI HUVEN AN PHU
• Nguyen Minh Thif
Trung tam Gidng Thfiiy sdn An Giang
Long, be nudi ca nang hai t^i huyen An Phu
anh Nguydn Nggc Todn d dp Vinh Hdi, xa Vinh Hdi Ddng, huydn An Phtf, mdt teong nhtfng ngtf ddn tidn phong teong phong tedo nudi cd nang hai tai huyen An Phtf cho bidt: anh da dlu ttf nudi cd nang hai theo hinh thtfc nudi Idng, be, sau 6 thdng tha nudi 4.500 con gidng cd nang hai teong long, be vdi qui cdch 2 X 6 X 2,5m, anh tiiu hoach dtfdc 3.000kg, kich cd cd khi 670gam/con ban vdi gid 60.000 ddng/kg anh thu dtfdc ldi nhuan hdn 78 tridu ddng. Ldi nhudn ttf md hinh ndy khd hdp din nhifng ldi nhudn se cao hdn nhidu ndu dp dung theo dtfng quy trinh ky thudt.
Phong trdo nudi cd ndng hai dang phdt tridn nhanh khdng nhtfng gitfp hd nudi cai thidn thu nhdp gia dinh md cdn giai quydt vide lam cho lao ddng d ndng thdn. Ddng thdi, md hinh nay cdn gdp phln chuydn dich cd cdu ndng nghidp, thtfc dly ndn kinh td dia phtfdng phdt tridn va han chd vide khai thdc thtfy sdn ttf ngudn ldi ttf nhidn...
Huydn An Phtf vdi nhtfng didu kidn thudn ldi nhtf chdt Itfdng ntfdc tedn dia ban hidn tai vln khd tdt, khd phfl hdp cho vide phdt tridn cdc ddi ttfdng nudi thtfy sdn, nhidu hd dan cd kinh nghidm va tdm huydt vdi nghd nudi cd Idng be traydn thdng cho thdy vide phdt tridn md hinh nudi cd nang hai theo hinh thtfc idng bd tiia ndi tedn sdng la rlt kha thi./.
TINH HlNH...
(Tiip theo trang 24)
Khi ddn sd Chdu A tidp tuc gia tang va tdc do dd thi hda vdi mtfc do chtfa ttfng tiidy, an ninh Itfdng thtfc teong vflng cd thd xdu di ndu chtfng ta khdng hanh ddng ttf bay gid. Cung theo nhdn dinh ctfa bdo cdo tit IRRI, chieu htfdng gidm teong dlu ttf nghien ettu ndng nghiep vd phdt tridn ndng thdn ed the dan ddn stf thidu hut Itfdng thtfc teong dai han. Stf dtf trtf Itfdng thtfc ldn hdn cd thd ldm gidm bdt nhtfng cii sdc vd gid vd gitfp cho nhtfng nhd lap chinh sdch ttf tin hdn teong vide stf dung thi trtfdng thd gidi nhtf mdt ngudn thtfdng Id vd nhu clu vd cung tfng Itfdng thtfc va binh dn gid. Sdn xudt ltfa cin phdi gia tdng khodng 4 tridu tdn mdt ndm do dan sd gia tdng vd mtfc tidu thu Itfdng thtfc dlu ngtfdi nhtf mtfc dd hidn tai, Hlu hdt hai phln ba ctfa tiid gidi Id 1,41^ ngtfdi nghdo ddi sdng d Chdu A vd hg da chi tieu khodng mdt ntfa thu nhdp ctfa hg cho Itfdng thtfc. Nhim ddp tfng nhu clu Itfdng thtfc gia tdng, cdc ntfdc phdt tridn c i n phdi ndng cao mtfc d l u ttf cho ndng nghidp khodng 47% ttte Id 209 t^ USD mdi ndm, Id con sd dtfdc tiich din ttf Lidn hidp qudc vd Td chtfc Ltfdng Ndng The gidi (FAO)./.
TIEM NANG...
Tdn - Tinh Bidn vdn Id con dtfdng tdp ndp du khdch hanh htfdng vd Bdy Ntfi, nhdt la mfla le hdi via Bd Chtfa xtf Ntfi Sam. Mua san vdt vflng ntfi lam qua cho ngtfdi thdn sau chuydn du hdnh thi cd ;^ nghia lim chtf. Thd Id cdy xodi da cd dlu ra tidu thu bing cdch bdn le cho du khdch. Mdi ndm, vdi hdng tridu du khdch den An Giang thi hang ngdn tdn xodi da dtfdc xudt khiu tai chd. Ke tit dd, ddi sdng kinh td ctfa nhd vtfdn tedng xodi da that stf dn dinh teen chinh manh dat ctfa minh. Khdng chi rieng cdy xodi, cdc loai cdy dn tedi khac cflng phdt trien theo nhu clu ctfa du khdch.
Bdy gid, du khdch ddn Bay
(Tiip theo trang 17)
Ntfi de dang bit gap nhtfng "shop"
ban tedi cdy ttfdi dgc theo cdc true dtfdng chinh ctfa hai huydn Tri Tdn, Tinh Bien nhtf qudc Id 91 tit till teln Nhd Bdng di tiii tedn Tinh
Bidn; tinh Id 948 tit tiii tedn Nhd ^ Bang di Tri Tdn vd doan dlu tinh Id 941 tiiudc dia phdn tiii tidn Tri Tdn. Hang tedm diem ban tedi cdy chay dai hdn 30 cdy sd nhdn nhip ngtfdi mua ke bdn, chtf ydu la san vdt dia phtfdng, mfla ndo thtfc dy nhtf: xodi, mit, mang c l u ta, vtf stfa, thanh long, thdt ndt...
Ddn vdi Bay Ntfi vdng cdnh sdn thtfy htfu tinh, thtfdng thtfc nhtfng mdn a n "cay nhd Id vtfdn"... qui khdch se cd mgt fi chuyen hdnh htfdng ddng nhd!