{"id":42,"date":"2018-11-07T15:43:03","date_gmt":"2018-11-07T15:43:03","guid":{"rendered":"https:\/\/robot.yeupet.vn\/?p=74"},"modified":"2018-11-07T15:43:03","modified_gmt":"2018-11-07T15:43:03","slug":"quan-sat-dong-ca-betta-moi-ca-betta-khong-lo","status":"publish","type":"post","link":"https:\/\/robot.yeupet.vn\/index.php\/2018\/11\/07\/quan-sat-dong-ca-betta-moi-ca-betta-khong-lo\/","title":{"rendered":"Quan s\u00e1t d\u00f2ng c\u00e1 betta m\u1edbi: c\u00e1 betta kh\u1ed5ng l\u1ed3"},"content":{"rendered":"
\n

Ngay khi t\u00f4i ngh\u0129 r\u1eb1ng m\u00ecnh \u0111\u00e3 th\u1ea5y h\u1ebft m\u1ecdi th\u1ee9, th\u00ec m\u1ed9t d\u00f2ng c\u00e1 betta thu\u1ea7n d\u01b0\u1ee1ng n\u1eefa l\u1ea1i xu\u1ea5t hi\u1ec7n t\u1ea1i H\u1ed9i th\u1ea3o c\u1ee7a IBC \u1edf Orlando v\u00e0o n\u0103m 2002. \u0110\u00f3 l\u00e0 c\u00e1 betta kh\u1ed5ng l\u1ed3. Ch\u00fang k\u00edch th\u00edch s\u1ef1 t\u00f2 m\u00f2 c\u1ee7a t\u00f4i b\u1edfi v\u00ec m\u1ed9t trong nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1 betta x\u00e9t tr\u00ean ph\u01b0\u01a1ng di\u1ec7n c\u00e1 c\u1ea3nh \u0111\u00f3 l\u00e0 k\u00edch th\u01b0\u1edbc kh\u00f4ng to l\u1eafm. C\u00f3 m\u1ed9t \u0111i\u1ec1u m\u00e0 ai c\u0169ng nh\u1ea5t tr\u00ed l\u00e0 khi m\u1ecdi \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1ec1u nh\u01b0 nhau, th\u00ec con betta l\u1edbn h\u01a1n s\u1ebd chi\u1ebfm \u01b0u th\u1ebf khi ch\u1ea5m \u0111i\u1ec3m v\u00e0 t\u00f4i tin r\u1eb1ng \u0111\u00f3 c\u0169ng l\u00e0 ti\u00eau chu\u1ea9n ch\u1ea5m \u0111i\u1ec3m c\u1ee7a IBC.<\/p>\n

Kh\u00f4ng c\u00f3 g\u00ec ng\u1ea1c nhi\u00ean khi nh\u1eefng con c\u00e1 to h\u01a1n chi\u1ebfm \u01b0u th\u1ebf tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00e1 c\u1ea3nh \u1edf kh\u1eafp n\u01a1i tr\u00ean th\u1ebf gi\u1edbi v\u00e0 \u0111i\u1ec1u \u0111\u00f3 \u0111\u00e3 di\u1ec5n ra t\u1eeb r\u1ea5t l\u00e2u. Th\u00fa nu\u00f4i c\u00e1 c\u1ea3nh b\u1eaft \u0111\u1ea7u v\u1edbi vi\u1ec7c nu\u00f4i nh\u1eefng con c\u00e1 ch\u00e9p s\u1eb7c s\u1ee1 (c\u00e1 v\u00e0ng v\u00e0 ch\u00e9p Koi), c\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 t\u0103ng tr\u01b0\u1edfng \u0111\u1ebfn k\u00edch th\u01b0\u1edbc r\u1ea5t l\u1edbn, v\u00e0 ch\u00fang l\u00e0 nh\u1eefng lo\u00e0i ph\u1ed5 bi\u1ebfn nh\u1ea5t \u1edf kh\u1eafp m\u1ecdi n\u01a1i. Nh\u1eefng lo\u00e0i c\u00e1 ph\u1ed5 bi\u1ebfn kh\u00e1c, \u0111\u1eb7c bi\u1ec7t \u1edf ph\u01b0\u01a1ng \u0110\u00f4ng, l\u00e0 c\u00e1 r\u1ed3ng (c\u00e1 r\u1ed3ng ch\u00e2u \u00c1), c\u00e1 \u0111\u0129a v\u00e0 nh\u1eefng lo\u00e0i cichlid kh\u00e1c bao g\u1ed3m c\u1ea3 c\u00e1 La H\u00e1n, t\u1ee9c c\u00e1 lai gi\u1eefa c\u00e1c lo\u00e0i cichlid ch\u00e2u M\u1ef9. C\u1ea3 c\u00e1 \u0111\u0129a l\u1eabn La H\u00e1n \u0111\u1ec1u \u0111ang \u0111\u01b0\u1ee3c lai t\u1ea1o v\u1edbi \u0111\u1ee7 m\u1ecdi bi\u1ebfn th\u1ec3 m\u00e0u s\u1eafc kh\u00e1c nhau.<\/p>\n

\"betta34\"<\/p>\n

Vi\u1ec7c lai t\u1ea1o c\u00e1 betta thu\u1ea7n d\u01b0\u1ee1ng k\u00edch th\u01b0\u1edbc l\u1edbn kh\u00f4ng c\u00f3 g\u00ec m\u1edbi. H\u1ea7u h\u1ebft c\u00e1c d\u00f2ng c\u00e1 \u0111\u1ec1u tr\u1edf n\u00ean to h\u01a1n c\u00f9ng v\u1edbi th\u1eddi gian. T\u00f4i cho l\u00e0 \u0111i\u1ec1u n\u00e0y c\u00f3 li\u00ean quan t\u1edbi vi\u1ec7c tuy\u1ec3n ch\u1ecdn k\u00edch th\u01b0\u1edbc l\u1edbn c\u1ea3 c\u1ed1 \u00fd l\u1eabn v\u00f4 t\u00ecnh v\u00e0 d\u0129 nhi\u00ean k\u1ec3 c\u1ea3 vi\u1ec7c ch\u0103m s\u00f3c v\u00e0 ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng t\u1ed1t h\u01a1n. Ch\u00fang ta d\u1ec5 d\u00e0ng nh\u1eadn th\u1ea5y s\u1ef1 ph\u00e1t tri\u1ec3n v\u1ec1 chi\u1ec1u cao \u1edf con ng\u01b0\u1eddi. H\u00e3y nh\u00ecn nh\u1eefng th\u1ebf th\u1ec7 sau n\u00e0y c\u1ee7a ch\u00fang ta, c\u1ee5 th\u1ec3 l\u00e0 nh\u1eefng v\u1eadn \u0111\u1ed9ng vi\u00ean b\u00f3ng r\u1ed5 v\u00e0 b\u00f3ng b\u1ea7u d\u1ee5c. T\u00f4i kh\u00f4ng ngh\u0129 l\u00e0 \u0111\u1ed9i b\u00f3ng tr\u01b0\u1eddng t\u00f4i tr\u01b0\u1edbc \u0111\u00e2y c\u00f3 nh\u1eefng ng\u01b0\u1eddi cao h\u01a1n 6,3 foot, v\u00e0 n\u1ebfu c\u00f3 ng\u01b0\u1eddi cao kho\u1ea3ng 6,9 (2,10 m) hay 7 foot (2,13 m) th\u00ec \u0111\u00e3 \u0111\u01b0\u1ee3c coi l\u00e0 cao. M\u1ed9t ng\u01b0\u1eddi cao 7 foot v\u00e0o nh\u1eefng n\u0103m 50 \u0111\u00e3 \u0111\u01b0\u1ee3c xem l\u00e0 kh\u00f4ng t\u01b0\u1edfng. Ng\u00e0y nay, h\u1ea7u h\u1ebft c\u00e1c \u0111\u1ed9i b\u00f3ng r\u1ed5 \u0111\u1ec1u c\u00f3 v\u1eadn \u0111\u1ed9ng vi\u00ean cao \u0111\u1ebfn 6,9 hay 7 foot. T\u00f4i cao ch\u01b0a t\u1edbi 6 foot (1,8 m) v\u00e0 khi t\u00f4i \u0111i b\u1ed9 tr\u00ean \u0111\u01b0\u1eddng th\u00ec th\u01b0\u1eddng g\u1eb7p nh\u1eefng ph\u1ee5 n\u1eef tr\u1ebb cao h\u01a1n m\u00ecnh. T\u00f4i ch\u1eafc l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c b\u1ea1n \u0111\u1ec1u th\u1ea5y nh\u01b0 v\u1eady. Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu ch\u00fang ta th\u1eed so s\u00e1nh v\u1edbi cha m\u1eb9 v\u00e0 \u00f4ng b\u00e0 th\u00ec h\u1ea7u h\u1ebft trong s\u1ed1 h\u1ecd \u0111\u1ec1u th\u1ea5p h\u01a1n ch\u00fang ta.<\/p>\n

Chi\u1ec1u cao \u1edf c\u1ea7u th\u1ee7 b\u00f3ng b\u1ea7u d\u1ee5c c\u0169ng r\u1ea5t r\u00f5. M\u1ed9t c\u1ea7u th\u1ee7 cao kho\u1ea3ng 6,7 foot (2,04 m), n\u1eb7ng 325 pound (148 kg) m\u00e0 ch\u1ea1y \u0111\u01b0\u1ee3c \u0111\u00e3 l\u00e0 \u01b0\u1edbc m\u01a1 c\u1ee7a c\u00e1c hu\u1ea5n luy\u1ec7n vi\u00ean v\u00e0o nh\u1eefng n\u0103m 50, nh\u01b0ng ng\u00e0y nay \u0111a s\u1ed1 hu\u1ea5n luy\u1ec7n vi\u00ean \u0111\u1ec1u c\u00f3 \u0111\u1ebfn n\u1eeda t\u00e1 hay h\u01a1n nh\u1eefng c\u1ea7u th\u1ee7 nh\u01b0 v\u1eady. \u1ede nh\u1eefng \u0111\u1ed9i b\u00f3ng chuy\u00ean nghi\u1ec7p hay h\u1ea7u h\u1ebft nh\u1eefng \u0111\u1ed9i b\u00f3ng c\u1ee7a tr\u01b0\u1eddng cao \u0111\u1eb3ng v\u00e0 th\u1eadm ch\u00ed trung h\u1ecdc \u0111\u1ec1u c\u00f3 h\u00e0ng h\u1eadu v\u1ec7 g\u1ed3m nh\u1eefng c\u1ea7u th\u1ee7 n\u1eb7ng \u0111\u1ebfn 300 pound (136 kg).<\/p>\n

Nh\u01b0ng \u1edf \u0111\u00e2y ch\u00fang ta kh\u00f4ng b\u00e0n v\u1ec1 nh\u1eefng ng\u01b0\u1eddi cao to.<\/p>\n

V\u1ea5n \u0111\u1ec1 \u1edf \u0111\u00e2y \u0111\u00f3 l\u00e0 c\u00f3 y\u1ebfu t\u1ed1 hay s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a nhi\u1ec1u y\u1ebfu t\u1ed1 n\u00e0o \u0111\u00f3 trong l\u1ed1i s\u1ed1ng c\u1ee7a ch\u00fang ta \u0111\u00e3 th\u00fac \u0111\u1ea9y s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u01b0\u1ee3t b\u1eadc v\u00e0 kh\u00f4ng c\u00f3 g\u00ec l\u1ea1 khi \u0111i\u1ec1u t\u01b0\u01a1ng t\u1ef1 x\u1ea3y ra v\u1edbi nh\u1eefng lo\u00e0i thu\u1ea7n d\u01b0\u1ee1ng kh\u00e1c, bao g\u1ed3m c\u00e1 nu\u00f4i. \u1ede c\u00e1 betta, c\u00f3 m\u1ed1i li\u00ean h\u1ec7 r\u00f5 r\u1ec7t \u0111\u1ed1i v\u1edbi nh\u1eefng y\u1ebfu t\u1ed1 nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng. Nh\u1eefng ng\u01b0\u1eddi lai t\u1ea1o c\u00e1 k\u00edch th\u01b0\u1edbc l\u1edbn th\u01b0\u1eddng xuy\u00ean ph\u1ea3i thay n\u01b0\u1edbc v\u00e0 x\u1eed l\u00ed b\u1eb1ng nhi\u1ec1u c\u00e1ch, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u1ecdc th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c (reverse osmosis), cho th\u00eam ch\u1ea5t \u0111\u1ec7m \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh \u0111\u1ed9 pH, cho th\u00eam mu\u1ed1i hay ch\u1ea5t ho\u00e1 h\u1ecdc \u0111\u1ec3 kh\u1ed1ng ch\u1ebf ammonia, hay b\u1ea5t k\u1ef3 ch\u1ea5t n\u00e0o kh\u00e1c. H\u1ecd c\u00f3 th\u1ec3 n\u1ed7 l\u1ef1c h\u01a1n n\u1eefa b\u1eb1ng c\u00e1ch cho c\u00e1 \u0103n nhi\u1ec1u lo\u1ea1i th\u1ee9c \u0103n kh\u00e1c nhau, \u0111\u1eb7c bi\u1ec7t l\u00e0 th\u1ee9c \u0103n t\u01b0\u01a1i s\u1ed1ng, bao g\u1ed3m vi\u1ec7c nu\u00f4i tr\u00f9n tr\u1eafng (whiteworm) v\u00e0 atermia hay l\u00e0 th\u01b0\u1eddng xuy\u00ean t\u1edbi c\u00e1c c\u1eeda h\u00e0ng c\u00e1 \u0111\u1ec3 mua atermia, tr\u00f9n ki\u1ebfng (glassworm), tr\u00f9n \u0111en (blackworm). Nh\u1eefng n\u1ed7 l\u1ef1c nh\u01b0 th\u1ebf n\u00e0y \u0111\u1ea3m b\u1ea3o cho c\u00e1 lu\u00f4n \u1edf trong t\u00ecnh tr\u1ea1ng kh\u1ecfe m\u1ea1nh v\u00e0 \u0111\u00e1p \u1ee9ng t\u1ea5t c\u1ea3 c\u00e1c nh\u1eefng g\u00ec ch\u00fang c\u1ea7n \u0111\u1ec3 ph\u00e1t tri\u1ec3n t\u1ed1t nh\u1ea5t.<\/p>\n

V\u1eady c\u00e1 betta kh\u1ed5ng l\u1ed3 l\u00e0 g\u00ec?<\/p>\n

\"betta35\"<\/p>\n

T\u00f4i cho l\u00e0 nhi\u1ec1u \u0111\u1ed9c gi\u1ea3 ch\u01b0a c\u00f3 d\u1ecbp th\u1ea5y nh\u1eefng con c\u00e1 betta n\u00e0y. T\u00f4i ch\u01b0a t\u1eebng th\u1ea5y ho\u1eb7c nghe n\u00f3i v\u1ec1 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a ch\u00fang \u1edf c\u00e1c ti\u1ec7m c\u00e1 nh\u01b0ng (\u0111\u00f4i khi) ch\u00fang \u0111\u01b0\u1ee3c rao b\u00e1n tr\u00ean m\u1ea1ng AquaBid .Theo t\u00f4i bi\u1ebft th\u00ec kh\u00f4ng con n\u00e0o \u0111\u01b0\u1ee3c b\u00e1n cho c\u00e1c th\u00e0nh vi\u00ean IBC. Nh\u1eefng con \u1edf h\u1ed9i ngh\u1ecb IBC \u0111\u01b0\u1ee3c b\u00e1n v\u1edbi gi\u00e1 kh\u1edfi \u0111i\u1ec3m l\u00e0 100 \u0111\u00f4 la. T\u00f4i kh\u00f4ng nh\u1edb ai \u0111\u00e3 ra c\u00e1i gi\u00e1 \u0111\u00f3 nh\u01b0ng t\u00f4i v\u00e0 m\u1ed9t ng\u01b0\u1eddi n\u1eefa, m\u1ed7i ng\u01b0\u1eddi mua m\u1ed9t con \u1edf gi\u00e1 kh\u1edfi \u0111i\u1ec3m.<\/p>\n

T\u00f4i nh\u1edb r\u1eb1ng nh\u1eefng con betta n\u00e0y tham d\u1ef1 th\u1ec3 lo\u1ea1i m\u00e0u s\u1eafc v\u00e0 h\u00ecnh d\u1ea1ng; m\u1eb7c d\u1ea7u ch\u00fang c\u00f3 nhi\u1ec1u lo\u1ea1i m\u00e0u nh\u01b0ng ch\u1ec9 m\u1ed9t s\u1ed1 m\u00e0u \u0111\u01b0\u1ee3c \u0111em tr\u01b0ng b\u00e0y. C\u00f3 nh\u1eefng lo\u1ea1i n\u1ec1n s\u1eabm, cambodian, xanh d\u01b0\u01a1ng, xanh l\u1ee5c, v\u00e0i con non-red (v\u00e0ng), \u0111en, \u0111\u1ecf\u2026 M\u1ed9t s\u1ed1 con v\u00e2y b\u01b0\u1edbm (ph\u1ea7n gi\u1eefa c\u1ee7a v\u00e2y m\u1ed9t m\u00e0u v\u00e0 vi\u1ec1n b\u00ean ngo\u00e0i m\u00e0u kh\u00e1c). T\u00f4i c\u00f2n nh\u1edb r\u1ea5t r\u00f5 m\u1ed9t con v\u00e2y b\u01b0\u1edbm xanh d\u01b0\u01a1ng v\u00e0 \u0111en, t\u1ed5ng c\u1ed9ng c\u00f3 kho\u1ea3ng m\u01b0\u1eddi hai hay m\u01b0\u1eddi l\u0103m con v\u1edbi m\u00e0u s\u1eafc th\u01b0\u1eddng th\u1ea5y \u1edf c\u00e1 betta thu\u1ea7n d\u01b0\u1ee1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u1ea5t c\u1ee7a c\u00e1 betta kh\u1ed5ng l\u1ed3 l\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a ch\u00fang. Con c\u00e1 c\u1ee7a t\u00f4i \u0111\u01b0\u1ee3c \u0111\u1eb7t nick l\u00e0 \u201cBubba\u201d (\u0111\u1ea1i ca), c\u00e1i t\u00ean d\u01b0\u1eddng nh\u01b0 r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi n\u00f3. \u1ea2nh ch\u1ee5p kh\u00f4ng th\u1ec3 minh h\u1ecda \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc c\u1ee7a n\u00f3 tr\u1eeb khi ch\u00fang \u0111\u01b0\u1ee3c \u0111\u1eb7t k\u00e8m v\u00e0i v\u1eadt chu\u1ea9n \u0111\u1ec3 so s\u00e1nh m\u00e0 t\u00f4i l\u1ea1i kh\u00f4ng t\u00ecm ra v\u1eadt n\u00e0o ph\u00f9 h\u1ee3p. \u1ede \u0111\u00e2y, t\u00f4i s\u1ebd cung c\u1ea5p m\u1ed9t b\u1ea3ng so s\u00e1nh cho th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t t\u01b0\u01a1ng \u0111\u1ed1i gi\u1eefa c\u00e1 hoang d\u00e3, c\u00e1 thu\u1ea7n d\u01b0\u1ee1ng b\u00ecnh th\u01b0\u1eddng v\u00e0 c\u00e1 betta kh\u1ed5ng l\u1ed3 c\u1ee7a t\u00f4i m\u00e0 d\u01b0\u1eddng nh\u01b0 c\u0169ng to t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nh\u1eefng con kh\u00e1c t\u1ea1i tri\u1ec3n l\u00e3m c\u1ee7a IBC.<\/p>\n

B\u1edfi v\u00ec \u0111u\u00f4i c\u00f3 \u0111\u1ed9 d\u00e0i thay \u0111\u1ed5i (t\u1ef7 l\u1ec7 v\u1edbi th\u00e2n) n\u00ean t\u00f4i \u0111o chi\u1ec1u d\u00e0i th\u00e2n t\u1eeb ch\u00f3p mi\u1ec7ng \u0111\u1ebfn g\u1ed1c \u0111u\u00f4i (c\u00e1c nh\u00e0 ng\u01b0 lo\u1ea1i h\u1ecdc g\u1ecdi l\u00e0 chi\u1ec1u d\u00e0i chu\u1ea9n) tr\u00ean ba con betta c\u00f3 k\u00edch th\u01b0\u1edbc trung b\u00ecnh l\u1ea5y t\u1eeb ba nh\u00f3m kh\u00e1c nhau \u0111\u1ec3 so s\u00e1nh. T\u00f4i s\u1eed d\u1ee5ng nh\u1eefng con c\u00e1 hoang d\u00e3 \u0111i\u1ec3n h\u00ecnh m\u00e0 t\u00f4i b\u1eaft \u0111\u01b0\u1ee3c \u1edf Malaysia v\u00e0 Vi\u1ec7t Nam (t\u00f4i nghi ng\u1edd nh\u1eefng con b\u1eaft \u0111\u01b0\u1ee3c t\u1eeb nhi\u1ec1u v\u00f9ng kh\u00e1c nhau \u1edf Th\u00e1i Lan b\u1edfi v\u00ec ch\u00fang th\u01b0\u1eddng c\u00f3 m\u00e0u nh\u01b0 c\u00e1 thu\u1ea7n d\u01b0\u1ee1ng v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng l\u00e0 c\u00e1 thu\u1ea7n d\u01b0\u1ee1ng b\u1ecb s\u1ed5ng, \u0111\u01b0\u1ee3c th\u1ea3 hay c\u00e1 lai). T\u00f4i ch\u1ecdn m\u1ed9t con c\u00f3 k\u00edch th\u01b0\u1edbc trung b\u00ecnh trong ph\u00f2ng nu\u00f4i c\u00e1 c\u1ee7a m\u00ecnh l\u00e0m \u0111\u1ea1i di\u1ec7n cho c\u00e1 betta thu\u1ea7n d\u01b0\u1ee1ng v\u00e0 s\u1eed d\u1ee5ng Bubba l\u00e0m \u0111\u1ea1i di\u1ec7n cho c\u00e1 betta kh\u1ed5ng l\u1ed3 v\u00ec, theo t\u00f4i \u0111\u01b0\u1ee3c bi\u1ebft, n\u00f3 c\u00f3 k\u00edch th\u01b0\u1edbc chu\u1ea9n. K\u1ebft qu\u1ea3 \u0111o \u0111\u1ea1c c\u1ee7a t\u00f4i nh\u01b0 sau:<\/p>\n

\u2013 C\u00e1 hoang d\u00e3: 3,2 cm (g\u1ea7n 1,35 inch)
\u2013 C\u00e1 thu\u1ea7n d\u01b0\u1ee1ng: 3,7 cm (g\u1ea7n 1,5 inch)
\u2013 C\u00e1 kh\u1ed5ng l\u1ed3: 6,6 cm (g\u1ea7n 2,6 inch)<\/p>\n

Trong khi s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 chi\u1ec1u d\u00e0i c\u1ee7a c\u00e1 betta hoang d\u00e3 v\u00e0 betta thu\u1ea7n d\u01b0\u1ee1ng \u201cb\u00ecnh th\u01b0\u1eddng\u201d l\u00e0 kh\u00f4ng l\u1edbn l\u1eafm, th\u00ec s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ch\u00fang v\u1edbi c\u00e1 kh\u1ed5ng l\u1ed3 l\u00e0 \u0111\u00e1ng k\u1ec3. Betta thu\u1ea7n d\u01b0\u1ee1ng d\u00e0i g\u1ea5p 1,156 l\u1ea7n so v\u1edbi c\u00e1 hoang d\u00e3, trong khi betta kh\u1ed5ng l\u1ed3 d\u00e0i g\u1ea5p 2,06 l\u1ea7n, t\u1ee9c l\u00e0 h\u01a1n 2 l\u1ea7n c\u00e1 hoang d\u00e3.<\/p>\n

M\u1ed9t th\u00f4ng s\u1ed1 kh\u00e1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 so s\u00e1nh l\u00e0 tr\u1ecdng l\u01b0\u1ee3ng. T\u00f4i \u0111\u00e3 c\u00e2n ch\u00fang b\u1eb1ng m\u1ed9t lo\u1ea1i c\u00e2n d\u00f9ng trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 nh\u01b0 sau:<\/p>\n

\u2013 C\u00e1 hoang d\u00e3 :1,2 gam
\u2013 C\u00e1 thu\u1ea7n d\u01b0\u1ee1ng: 1,95 gam
\u2013 C\u00e1 kh\u1ed5ng l\u1ed3: 8,85 gam<\/p>\n

S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng c\u0169ng l\u00e0 \u0111i\u1ec1u \u0111\u00e1ng n\u00f3i. Betta thu\u1ea7n d\u01b0\u1ee1ng n\u1eb7ng g\u1ea5p 1,625 l\u1ea7n betta hoang d\u00e3 c\u00f2n betta kh\u1ed5ng l\u1ed3 n\u1eb7ng h\u01a1n r\u1ea5t nhi\u1ec1u, g\u1ea5p 7,735 l\u1ea7n. D\u0129 nhi\u00ean, c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 t\u1ef7 tr\u1ecdng th\u1ecbt \u1edf m\u1ed7i con tu\u1ef3 v\u00e0o vi\u1ec7c ru\u1ed9t c\u1ee7a ch\u00fang c\u00f3 th\u1ee9c \u0103n hay kh\u00f4ng, k\u00edch th\u01b0\u1edbc b\u00f3ng b\u01a1i, l\u01b0\u1ee3ng m\u1ee1 trong c\u01a1 b\u1eafp v\u00e0 v\u00e2n v\u00e2n. C\u0169ng v\u1eady, khi c\u00e2n c\u1ea3 con c\u00e1, v\u00e2y c\u0169ng \u0111\u01b0\u1ee3c t\u00ednh v\u00e0 t\u1ed5ng tr\u1ecdng l\u01b0\u1ee3ng v\u00e2y c\u1ee7a m\u1ed7i con c\u00e1 th\u00ec kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i c\u00f9ng t\u1ef7 l\u1ec7 v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng to\u00e0n th\u00e2n.<\/p>\n

T\u00f4i c\u0169ng th\u1eed \u0111o th\u1ec3 t\u00edch c\u1ee7a m\u1ed7i con c\u00e1 b\u1eb1ng c\u00e1ch th\u1ea3 ch\u00fang v\u00e0o \u1ed1ng xy lanh c\u00f3 v\u1ea1ch chia \u0111\u1ed9 v\u00e0 c\u1ed1 g\u1eafng \u0111\u1ecdc th\u1ec3 t\u00edch n\u01b0\u1edbc b\u1ecb chi\u1ebfm ch\u1ed7 nh\u01b0ng v\u00ec th\u1ec3 t\u00edch n\u01b0\u1edbc t\u0103ng l\u00ean r\u1ea5t \u00edt n\u00ean kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c. T\u00f4i l\u01b0u \u00fd r\u1eb1ng m\u1ed7i ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u1edf \u0111\u00e2y \u0111\u1ec1u c\u00f3 sai s\u1ed1, nh\u01b0ng nh\u01b0 b\u1ea1n th\u1ea5y \u0111\u1ea5y, n\u00f3 minh ch\u1ee9ng r\u00f5 r\u00e0ng r\u1eb1ng c\u00e1 betta kh\u1ed5ng l\u1ed3 l\u1edbn h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi nh\u1eefng con b\u00ecnh th\u01b0\u1eddng.<\/p>\n

Di truy\u1ec1n c\u1ee7a c\u00e1 betta kh\u1ed5ng l\u1ed3?<\/p>\n

\"betta36\"<\/p>\n

T\u00f4i mua Bubba ch\u1ee7 y\u1ebfu \u0111\u1ec3 lai v\u1edbi con c\u00e1 m\u00e1i c\u1ee7a t\u00f4i \u1edf nh\u00e0 m\u00e0 n\u00f3 d\u01b0\u1eddng nh\u01b0 \u0111\u1ee7 to v\u00e0 t\u00f4i hy v\u1ecdng thu \u0111\u01b0\u1ee3c b\u1ea7y con c\u1ee7a ch\u00fang. T\u00f4i c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1 m\u00e1i t\u1eeb d\u00f2ng c\u00e1 to con m\u1eb7c d\u00f9 ch\u00fang v\u1eabn nh\u1ecf h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1 kh\u1ed5ng l\u1ed3. T\u00f4i thu \u0111\u01b0\u1ee3c hai b\u1ea7y t\u1eeb con c\u00e1 \u0111\u1ef1c kh\u1ed5ng l\u1ed3 n\u00e0y sau hai l\u1ea7n \u00e9p. C\u1ea3 hai b\u1ea7y \u0111\u1ec1u c\u00f3 nh\u1eefng con c\u00e1 b\u1ed9t r\u1ea5t to. V\u00ec h\u1ebft ch\u1ed7 n\u00ean t\u00f4i kh\u00f4ng th\u1ec3 lai th\u00eam nh\u1eefng b\u1ea7y kh\u00e1c. D\u00f9 \u0111\u00e3 b\u1ecb hao h\u1ee5t v\u00e0 cho \u0111i m\u1ed9t s\u1ed1, t\u00f4i v\u1eabn thu \u0111\u01b0\u1ee3c t\u1ed5ng c\u1ed9ng 732 con t\u1eeb m\u1ed9t trong hai b\u1ea7y \u2013 b\u1ea7y l\u1edbn nh\u1ea5t m\u00e0 t\u00f4i t\u1eebng \u00e9p \u0111\u01b0\u1ee3c.<\/p>\n

M\u1ed9t b\u1ea7y lai v\u1edbi c\u00e1 m\u00e1i \u0111u\u00f4i k\u00e9p cambodian d\u00ednh r\u1ea5t \u00edt m\u00e0u \u00e1nh kim. B\u1ea7y n\u00e0y r\u1ea5t \u0111\u00f4ng nh\u01b0ng kh\u00f4ng may ch\u00fang b\u1ecb nhi\u1ec5m n\u1ea5m velvet khi g\u1ea7n m\u1ed9t tu\u1ea7n tu\u1ed5i v\u00e0 ch\u1ebft h\u1ebft. Ch\u00fang c\u00f2n qu\u00e1 nh\u1ecf \u0111\u1ec3 ph\u00e2n lo\u1ea1i v\u00ec v\u1eady t\u00f4i \u0111\u00e3 b\u1ecf l\u1ee1 c\u01a1 h\u1ed9i t\u00ecm hi\u1ec3u v\u1ec1 di truy\u1ec1n c\u1ee7a nh\u1eefng d\u00f2ng c\u00e1 c\u01a1 b\u1ea3n hay b\u1ea5t c\u1ee9 d\u00f2ng c\u00e1 m\u1edbi n\u00e0o, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u01b0\u1eddng h\u1ee3p c\u00e1 kh\u1ed5ng l\u1ed3 lai v\u1edbi c\u00e1 b\u00ecnh th\u01b0\u1eddng.<\/p>\n

T\u00f4i g\u1eb7p may h\u01a1n v\u1edbi b\u1ea7y c\u00e1 kh\u00e1c. Con c\u00e1 m\u00e1i th\u1ee9 hai c\u00f3 m\u00e0u \u0111a s\u1eafc xanh\/\u0111\u1ecf t\u1eeb d\u00f2ng c\u00e1 \u0111u\u00f4i d\u00e0i. Con n\u00e0y l\u00e0 con ch\u00e1u qua nhi\u1ec1u th\u1ebf h\u1ec7 gi\u1eefa m\u1ed9t con tr\u1ed1ng xanh th\u00e9p v\u00e2y r\u1ea5t to m\u00e0 t\u00f4i mua t\u1eeb m\u1ed9t cu\u1ed9c \u0111\u1ea5u gi\u00e1 v\u1edbi m\u1ed9t con m\u00e1i \u0111u\u00f4i k\u00e9p xanh th\u00e9p t\u1eeb b\u1ea7y c\u00e1 c\u1ee7a t\u00f4i, m\u00e0 n\u00f3 l\u00e0 con c\u1ee7a c\u00e1 tr\u1ed1ng \u0111en \u0111\u1ea1t chu\u1ea9n c\u1ee7a th\u00e0nh vi\u00ean c\u1ee7a IBC Dan Young v\u1edbi c\u00e1 m\u00e1i m\u00e0u v\u00e0ng \u0111u\u00f4i k\u00e9p \u0111\u1ea1t chu\u1ea9n m\u00e0 t\u00f4i mua \u0111\u01b0\u1ee3c t\u1eeb cu\u1ed9c \u0111\u1ea5u gi\u00e1 kh\u00e1c. T\u00f4i kh\u00f4ng c\u00f3 th\u00f4ng tin c\u01a1 b\u1ea3n n\u00e0o v\u1ec1 nh\u1eefng con c\u00e1 mua t\u1eeb cu\u1ed9c \u0111\u1ea5u gi\u00e1 nh\u01b0ng ki\u1ec3u h\u00ecnh c\u1ee7a ch\u00fang bao g\u1ed3m v\u00e2y d\u00e0i, \u0111u\u00f4i k\u00e9p, \u0111\u1ecf to\u00e0n th\u00e2n v\u00e0 non-red, xanh th\u00e9p, cambodian v\u00e0 ph\u00e2n b\u1ed1 \u00e1nh kim to\u00e0n th\u00e2n hay m\u1ed9t ph\u1ea7n.<\/p>\n

Bubba (gi\u1edd \u0111\u00e3 qu\u00e1 c\u1ed1) c\u00f3 v\u00e2y ng\u1eafn xanh l\u1ee5c \u0111a s\u1eafc v\u1edbi m\u00e0u v\u00e0ng (non-red) thay th\u1ebf m\u00e0u \u0111\u1ecf. Hai b\u1ea7y c\u00e1 \u0111\u00e3 cung c\u1ea5p cho t\u00f4i h\u00e0ng lo\u1ea1t \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1ec3 kh\u1ea3o s\u00e1t. B\u00ean c\u1ea1nh vi\u1ec7c lai c\u00e1 kh\u1ed5ng l\u1ed3 v\u1edbi c\u00e1 thu\u1ea7n d\u01b0\u1ee1ng b\u00ecnh th\u01b0\u1eddng lo\u1ea1i l\u1edbn ho\u1eb7c nh\u1ecf con, c\u00f2n c\u00f3 th\u1ec3 lai c\u00e1 v\u00e2y d\u00e0i v\u1edbi c\u00e1 v\u00e2y ng\u1eafn (b\u00ecnh th\u01b0\u1eddng), xanh d\u01b0\u01a1ng v\u1edbi xanh l\u1ee5c (b\u00ecnh th\u01b0\u1eddng) c\u00f3 \u00e1nh kim, \u00e1nh kim to\u00e0n th\u00e2n v\u1edbi \u00e1nh kim m\u1ed9t ph\u1ea7n (b\u00ecnh th\u01b0\u1eddng), non-red (v\u00e0ng) v\u1edbi \u0111\u1ecf (b\u00ecnh th\u01b0\u1eddng). M\u1eb7c d\u00f9 c\u1ea3 c\u00e1 cha l\u1eabn m\u1eb9 \u0111\u1ec1u n\u1ec1n s\u1eabm, b\u1ea7y c\u00e1 v\u1eabn c\u00f3 nh\u1eefng con n\u1ec1n s\u00e1ng (cambodian) ch\u1ee9ng t\u1ecf c\u1ea3 c\u00e1 cha l\u1eabn c\u00e1 m\u1eb9 \u0111\u1ec1u mang gen l\u1eb7n.<\/p>\n

K\u1ebft qu\u1ea3 m\u00e0 t\u00f4i thu \u0111\u01b0\u1ee3c t\u1eeb b\u1ea7y c\u00e1 n\u00e0y ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc. Ch\u00fang \u0111\u1ea1t (\u1edf kho\u1ea3ng 6 th\u00e1ng tu\u1ed5i) k\u00edch th\u01b0\u1edbc trung b\u00ecnh t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi k\u00edch th\u01b0\u1edbc t\u1ed1i \u0111a c\u1ee7a betta thu\u1ea7n d\u01b0\u1ee1ng m\u1eb7c d\u1ea7u c\u00f3 v\u00e0i con h\u01a1i l\u1edbn h\u01a1n. L\u00fac n\u00e0y, kh\u00f4ng con n\u00e0o \u0111\u1ea1t k\u00edch th\u01b0\u1edbc g\u1ea7n b\u1eb1ng cha c\u1ee7a ch\u00fang. T\u00f4i nghe n\u00f3i r\u1eb1ng c\u00e1 betta kh\u1ed5ng l\u1ed3 c\u00f3 xu h\u01b0\u1edbng t\u0103ng tr\u01b0\u1edfng m\u1ed9t khi \u0111\u1ee7 tu\u1ed5i nh\u01b0ng \u0111\u1ea5y l\u00e0 \u0111i\u1ec1u m\u00e0 t\u00f4i ph\u1ea3i ki\u1ec3m ch\u1ee9ng. Nh\u1eefng con tr\u1ed1ng \u0111\u1ec1u c\u00f3 v\u00e2y d\u00e0i (gen tr\u1ed9i th\u1eeba h\u01b0\u1edfng t\u1eeb c\u00e1 m\u1eb9) m\u1eb7c d\u00f9 \u0111u\u00f4i kh\u00f4ng l\u1edbn nh\u01b0 t\u1ed5 ti\u00ean b\u00ean m\u1eb9. Gen n\u00e0y kh\u00f4ng b\u1ed9c l\u1ed9 \u1edf c\u00e1 m\u00e1i. Kh\u00f4ng c\u00f3 con \u0111u\u00f4i k\u00e9p n\u00e0o.<\/p>\n

Nh\u1eefng g\u00ec t\u00f4i thu \u0111\u01b0\u1ee3c t\u1eeb b\u1ea7y c\u00e1 n\u00e0y l\u00e0 m\u1ed9t d\u1ea3i m\u00e0u v\u00f4 c\u00f9ng th\u00fa v\u1ecb. H\u1ea7u h\u1ebft \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc t\u1eeb m\u00e0u s\u1eafc v\u00e0 ki\u1ec3u gen c\u1ee7a c\u00e1 cha m\u1eb9 nh\u01b0ng c\u0169ng c\u00f3 v\u00e0i con m\u00e0 t\u00f4i kh\u00f4ng th\u1ec3 \u0111o\u00e1n \u0111\u01b0\u1ee3c. M\u1eb7c d\u00f9 t\u00f4i kh\u00f4ng ph\u00e2n lo\u1ea1i ch\u00fang nh\u01b0ng t\u00f4i c\u00f3 th\u1ec3 ki\u1ec3m tra \u201cb\u1eb1ng m\u1eaft\u201d xem c\u00f3 nh\u1eefng m\u00e0u g\u00ec. T\u00f4i ngh\u0129 c\u00e1ch d\u1ec5 nh\u1ea5t \u0111\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y l\u00e0 xem x\u00e9t t\u1eebng m\u00e0u m\u1ed9t nh\u01b0 v\u1eady s\u1ed1 l\u01b0\u1ee3ng c\u0169ng nh\u01b0 m\u1ee9c \u0111\u1ed9 \u0111a d\u1ea1ng c\u1ee7a ch\u00fang \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t t\u1ed1t h\u01a1n.<\/p>\n

1. T\u1ef7 l\u1ec7 tr\u1ed1ng m\u00e1i d\u1ef1 \u0111o\u00e1n l\u00e0 50% (m\u1ed7i lo\u1ea1i). Ch\u00fang ta kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1 tr\u1ed1ng d\u1ecb giao t\u1eed (heterogametic) [1] trong nh\u1eefng nghi\u00ean c\u1ee9u ki\u1ec3u nh\u00e2n (karyotype study) [2] v\u00e0 nhi\u1ec1u b\u1ea7y c\u00e1 c\u00f3 th\u1ec3 kh\u00e1c xa v\u1edbi t\u1ec9 l\u1ec7 gi\u1edbi t\u00ednh 1:1 v\u00ec v\u1eady kh\u00f4ng c\u1ea7n thi\u1ebft ph\u1ea3i \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 n\u00e0y. T\u1ef7 l\u1ec7 gi\u1edbi t\u00ednh sau c\u00f9ng c\u00f3 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t s\u1ed1 \u1ea3nh h\u01b0\u1edfng t\u1eeb b\u00ean ngo\u00e0i. S\u1ef1 chuy\u1ec3n gi\u1edbi t\u1eeb c\u00e1 m\u00e1i th\u00e0nh c\u00e1 tr\u1ed1ng c\u0169ng di\u1ec5n ra r\u1ea5t th\u01b0\u1eddng xuy\u00ean.<\/p>\n

2. T\u1ea5t c\u1ea3 c\u00e1 \u0111\u1ef1c t\u1eeb b\u1ea7y n\u00e0y \u0111\u1ec1u c\u00f3 v\u00e2y l\u1edbn nh\u01b0ng mang gen v\u00e2y ng\u1eafn t\u1eeb c\u00e1 cha. N\u1ebfu c\u00e1 m\u00e1i (c\u00e1 m\u1eb9) mang gen v\u00e2y ng\u1eafn th\u00ec m\u1ed9t n\u1eeda b\u1ea7y c\u00e1 s\u1ebd c\u00f3 v\u00e2y ng\u1eafn nh\u01b0ng kh\u00f4ng con n\u00e0o nh\u01b0 v\u1eady.<\/p>\n

3. M\u00e0u \u00e1nh kim c\u1ee7a c\u00e1 tr\u1ed1ng l\u00e0 xanh l\u1ee5c v\u00e0 c\u00e1 m\u00e1i l\u00e0 xanh d\u01b0\u01a1ng c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t n\u1eeda b\u1ea7y c\u00e1 c\u00f3 m\u00e0u xanh l\u1ee5c v\u00e0 m\u1ed9t n\u1eeda c\u00f3 m\u00e0u xanh d\u01b0\u01a1ng (m\u00e0u xanh d\u01b0\u01a1ng l\u00e0 d\u1ecb h\u1ee3p t\u1eed). \u0110\u00f3 l\u00e0 nh\u1eefng g\u00ec \u0111\u00e3 x\u1ea3y ra.<\/p>\n

4. Ph\u00e2n b\u1ed1 \u00e1nh kim \u1edf c\u00e1 b\u1ed1 m\u1eb9 l\u00e0 trung b\u00ecnh. M\u1ee9c \u0111\u1ed9 ph\u00e2n b\u1ed1 \u1edf b\u1ea7y c\u00e1 t\u01b0\u01a1ng \u0111\u1ed1i li\u00ean t\u1ee5c nh\u01b0ng c\u00f3 th\u1ec3 chia l\u00e0m 3 lo\u1ea1i: d\u00e0y \u0111\u1eb7c, trung b\u00ecnh v\u00e0 th\u01b0a. \u0110i\u1ec1u ki\u1ec7n ch\u0103m s\u00f3c \u0111\u1ed1i v\u1edbi c\u1ea3 ba lo\u1ea1i trong b\u1ea7y l\u00e0 nh\u01b0 nhau v\u00e0 th\u1ef1c t\u1ebf di\u1ec5n ra \u0111\u00fang nh\u01b0 v\u1eady.<\/p>\n

5. C\u00e1 cha m\u1eb9 c\u00f3 m\u00e0u s\u1eabm nh\u01b0ng mang gen cambodian n\u1ec1n s\u00e1ng. \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c ch\u1ee9ng t\u1ecf b\u1edfi s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a nh\u1eefng con m\u00e0u s\u00e1ng trong b\u1ea7y. B\u1edfi v\u00ec n\u00f3 \u0111\u01a1n gi\u1ea3n l\u00e0 gen l\u1eb7n, theo l\u00fd thuy\u1ebft s\u1ebd c\u00f3 25% c\u00e1 con m\u00e0u s\u00e1ng v\u00e0 th\u1ef1c t\u1ebf c\u00f3 v\u1ebb \u0111\u00fang nh\u01b0 v\u1eady.<\/p>\n

6. C\u00e1 m\u00e1i c\u00f3 m\u00e0u \u0111\u1ecf trong khi c\u00e1 tr\u1ed1ng m\u00e0u v\u00e0ng (non-red). S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a m\u1ed9t n\u1eeda c\u00e1 con non-red cho th\u1ea5y r\u1eb1ng c\u00e1 m\u00e1i c\u00f3 gen non-red (s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a b\u1ea5t k\u1ef3 c\u00e1 non-red n\u00e0o \u0111\u1ec1u \u0111\u00f2i h\u1ecfi ph\u1ea3i nh\u01b0 v\u1eady). T\u1ea5t c\u1ea3 c\u00e1 con c\u00f3 \u00edt nh\u1ea5t m\u1ed9t alen non-red t\u1eeb cha c\u1ee7a ch\u00fang.<\/p>\n

7. T\u00f4i thu \u0111\u01b0\u1ee3c v\u00e0i c\u00e1 th\u1ec3 m\u00e0 t\u00f4i g\u1ecdi l\u00e0 m\u00e0u \u201cMu\u1ed1i ti\u00eau\u201d nh\u01b0ng t\u00f4i th\u1eadt s\u1ef1 kh\u00f4ng th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac di truy\u1ec1n c\u1ee7a ch\u00fang. Nh\u1eefng con c\u00e1 n\u00e0y c\u00f3 nhi\u1ec1u ch\u1ea5m nh\u1ecf tr\u00ean th\u00e2n xen k\u1ebd v\u1edbi v\u00e0i \u0111\u1ed1m l\u1edbn h\u01a1n. \u0110\u00e2y c\u00f3 l\u1ebd l\u00e0 m\u1ed9t lo\u1ea1i c\u1ea9m th\u1ea1ch nh\u01b0ng kh\u00f4ng c\u00f3 con c\u00e1 c\u1ea9m th\u1ea1ch n\u00e0o xu\u1ea5t hi\u1ec7n trong b\u1ea7y.<\/p>\n

8. M\u1eb7c d\u00f9 kh\u00f4ng c\u00f3 con \u0111u\u00f4i k\u00e9p n\u00e0o xu\u1ea5t hi\u1ec7n nh\u01b0ng c\u00e1 m\u1eb9 c\u00f3 th\u1ec3 mang n\u00f3 nh\u01b0 m\u1ed9t gen l\u1eb7n (di truy\u1ec1n t\u1eeb d\u00f2ng t\u1ed9c c\u1ee7a m\u00ecnh). N\u1ebfu c\u00f3, n\u00f3 s\u1ebd truy\u1ec1n gen n\u00e0y cho m\u1ed9t n\u1eeda b\u1ea7y con m\u00e0 ch\u00fang, n\u1ebfu m\u1ed9t con trong \u0111\u00f3 lai v\u1edbi con kh\u00e1c c\u0169ng mang gen \u0111u\u00f4i k\u00e9p, c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1 \u0111u\u00f4i k\u00e9p sau n\u00e0y.<\/p>\n

9. H\u00e0nh vi c\u1ee7a ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c coi l\u00e0 \u1edf m\u1ee9c trung b\u00ecnh nh\u01b0ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t ho\u00e0n to\u00e0n v\u1ec1 m\u1ee9c \u0111\u1ed9 hung d\u1eef gi\u1eefa c\u00e1c d\u00f2ng betta thu\u1ea7n d\u01b0\u1ee1ng kh\u00e1c nhau, \u0111o \u0111\u00f3 n\u00f3 c\u00f3 th\u1ec3 nh\u01b0 v\u1eady th\u1eadt. B\u1ec1 ngo\u00e0i c\u1ee7a Bubba tr\u00f4ng nh\u01b0 l\u00e0 m\u1ed9t phi\u00ean b\u1ea3n to h\u01a1n c\u1ee7a c\u00e1 betta \u0111u\u00f4i ng\u1eafn thu\u1ea7n d\u01b0\u1ee1ng, lo\u1ea1i \u0111\u01b0\u1ee3c nu\u00f4i \u0111\u1ec3 \u0111\u00e1. Tuy nhi\u00ean, n\u00f3 kh\u00f4ng th\u1ec3 hi\u1ec7n s\u1ef1 hung d\u1eef th\u00e1i qu\u00e1 v\u00e0 c\u00e1 m\u00e1i l\u00e0 lo\u1ea1i betta c\u1ea3nh \u0111i\u1ec3n h\u00ecnh. Ch\u00fang sinh s\u1ea3n ngay l\u1eadp t\u1ee9c v\u00e0 kh\u00f4ng g\u1eb7p ph\u1ea3i s\u1ef1 c\u1ed1 g\u00ec.<\/p>\n

Th\u1ea3o lu\u1eadn<\/p>\n

B\u1ed9 s\u01b0u t\u1eadp bao g\u1ed3m nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m kh\u00e1c nhau n\u00e0y (t\u1eeb c\u00e1 b\u1ed1 m\u1eb9) ch\u1ee9a \u0111\u1ef1ng nh\u1eefng ti\u1ec1m n\u0103ng di truy\u1ec1n \u0111\u1ec3 t\u1ea1o ra m\u1ed9t d\u00e3y pha t\u1ea1p ki\u1ec3u gen v\u00e0 ki\u1ec3u h\u00ecnh trong b\u1ea7y c\u00e1. Tr\u01b0\u1edbc \u0111\u00e2y t\u00f4i c\u00f3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t \u201cd\u1ea3i m\u00e0u th\u00fa v\u1ecb\u201d l\u00e0 nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng n\u00e0y. H\u00e3y xem x\u00e9t t\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p kh\u00e1c nhau c\u00f3 th\u1ec3 x\u1ea3y ra. D\u1ea3i m\u00e0u ph\u00e2n b\u1ed1 t\u1eeb s\u00e1ng v\u00e0 s\u1eabm v\u1edbi r\u1ea5t \u00edt \u00e1nh kim qua nh\u1eefng bi\u1ebfn th\u1ec3 k\u1ebft h\u1ee3p m\u00e0 ch\u00fang ta g\u1ecdi l\u00e0 \u0111a s\u1eafc xanh d\u01b0\u01a1ng v\u00e0 xanh l\u1ee5c (k\u00e8m theo \u0111\u1ecf hay v\u00e0ng nh\u01b0 nh\u1eefng m\u00e0u ph\u1ee5) cho \u0111\u1ebfn xanh d\u01b0\u01a1ng v\u00e0 xanh l\u1ee5c \u0111\u01a1n s\u1eafc n\u1ec1n s\u00e1ng hay s\u1eabm.<\/p>\n

H\u00e3y l\u1ea5y m\u1ed9t v\u00ed d\u1ee5, t\u00f4i c\u00f3 m\u1ed9t v\u00e0i con tr\u1eafng ph\u1ea5n xanh r\u1ea5t \u0111\u1eb9p. \u0110\u1ec3 lai t\u1ea1o ra ch\u00fang, t\u00f4i c\u1ea7n ph\u1ea3i c\u00f3 ki\u1ec3u gen xanh l\u1ee5c v\u1edbi th\u1eadt nhi\u1ec1u \u00e1nh kim, n\u1ec1n s\u00e1ng v\u00e0 non red. (\u1edf \u0111\u00e2y, t\u00f4i kh\u00f4ng quan t\u00e2m t\u1edbi nh\u1eefng bi\u1ebfn th\u1ec3 v\u1ec1 d\u1ea1ng v\u00e2y, k\u00edch th\u01b0\u1edbc c\u01a1 th\u1ec3 hay b\u1ea5t k\u00ec bi\u1ebfn th\u1ec3 n\u00e0o kh\u00e1c).<\/p>\n

B\u1edfi v\u00ec c\u00e1ch th\u1ee9c di truy\u1ec1n c\u1ee7a m\u1ed7i \u0111\u1eb7c \u0111i\u1ec3m ph\u1ee5 c\u1ee7a ki\u1ec3u h\u00ecnh, n\u00ean ch\u00fang kh\u00f4ng xu\u1ea5t hi\u1ec7n v\u1edbi c\u00f9ng s\u1ed1 l\u01b0\u1ee3ng. Ch\u00fang ta c\u00f3 th\u1ec3 l\u00e0m m\u1ed9t th\u00ed nghi\u1ec7m nh\u1ecf s\u1eed d\u1ee5ng x\u00e1c xu\u1ea5t \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n kh\u1ea3 n\u0103ng h\u00ecnh th\u00e0nh c\u1ee7a m\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m cho tr\u01b0\u1edbc. L\u1ea5y c\u00e1 xanh ph\u1ea5n l\u00e0m v\u00ed d\u1ee5: hy v\u1ecdng m\u1ed9t ph\u1ea7n t\u01b0 s\u1ebd c\u00f3 n\u1ec1n s\u00e1ng, m\u1ed9t n\u1eeda xanh l\u1ee5c, m\u1ed9t ph\u1ea7n t\u01b0 d\u00ednh \u00e1nh kim v\u00e0 m\u1ed9t n\u1eeda l\u00e0 non red. K\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c l\u00e0 1\/64. T\u00f4i \u0111\u00e3 cung c\u1ea5p m\u1ed9t bi\u1ec3u \u0111\u1ed3 minh h\u1ecda c\u00e1c k\u1ebft h\u1ee3p c\u00f3 th\u1ec3 x\u1ea3y ra.<\/p>\n

M\u0103c d\u00f9 c\u00e1 betta kh\u1ed5ng l\u1ed3 c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn, nh\u01b0ng nh\u1eefng con v\u00e2y d\u00e0i d\u01b0\u1eddng nh\u01b0 kh\u00f4ng c\u00f3 t\u1ef7 l\u1ec7 v\u00e2y l\u1edbn h\u01a1n so v\u1edbi th\u00e2n nh\u01b0 th\u01b0\u1eddng th\u1ea5y \u1edf c\u00e1 betta k\u00edch th\u01b0\u1edbc b\u00ecnh th\u01b0\u1eddng.T\u00f4i kh\u00f4ng ch\u1eafc l\u00e0 \u0111i\u1ec1u n\u00e0y th\u1ef1c s\u1ef1 c\u00f3 \u00fd ngh\u0129a nh\u01b0 th\u1ebf n\u00e0o nh\u01b0ng n\u00f3 l\u00e0m d\u1ea5y l\u00ean m\u1ed9t c\u00e2u h\u1ecfi trong \u0111\u1ea7u t\u00f4i. T\u00f4i t\u1ef1 h\u1ecfi ph\u1ea3i ch\u0103ng \u0111\u00e2y l\u00e0 h\u1eadu qu\u1ea3 c\u1ee7a vi\u1ec7c x\u1eed l\u00fd hormon n\u00e0o \u0111\u00f3. S\u1ed1 m\u1eabu th\u00ed nghi\u1ec7m \u00edt v\u00ec v\u1eady t\u00f4i th\u1eeba nh\u1eadn r\u1eb1ng m\u1ed9t v\u00e0i con c\u00e1 tr\u1ed1ng v\u00e2y d\u00e0i \u1edf \u0111\u00e2y kh\u00f4ng th\u1ec3 \u0111\u1ea1i di\u1ec7n cho c\u1ea3 d\u00f2ng c\u00e1. T\u00f4i t\u1eebng th\u1ea5y \u0111i\u1ec1u t\u01b0\u01a1ng t\u1ef1 \u1edf c\u00e1 betta b\u00ecnh th\u01b0\u1eddng. D\u1eabu v\u1eady, t\u00f4i mu\u1ed1n th\u1ea5y v\u00e0i con c\u00f3 v\u00e2y th\u1eadt to t\u01b0\u01a1ng t\u1ef1 nh\u1eefng con betta c\u1ea3nh k\u00edch th\u01b0\u1edbc b\u00ecnh th\u01b0\u1eddng \u0111\u1eb9p nh\u1ea5t.<\/p>\n

C\u00f3 ph\u1ea3i c\u00e1 betta kh\u1ed5ng l\u1ed3 l\u00e0 c\u00f3 th\u1eadt? \u00dd t\u00f4i l\u00e0 th\u1ef1c s\u1ef1 c\u00f3 lo\u1ea1i gen betta kh\u1ed5ng l\u1ed3 hay kh\u00f4ng? C\u00f3 ph\u1ea3i ch\u00fang h\u00ecnh th\u00e0nh qua qu\u00e1 tr\u00ecnh ch\u1ecdn l\u1ecdc l\u00e2u d\u00e0i v\u00e0 c\u1ea9n th\u1eadn hay ch\u1ec9 l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1i hormon t\u0103ng tr\u01b0\u1edfng n\u00e0o \u0111\u00f3! Ch\u00fang ta c\u00f3 th\u1ec3 hy v\u1ecdng v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n \u0111\u00e1ng k\u1ec3 v\u1ec1 k\u00edch th\u01b0\u1edbc \u1edf c\u00e1 betta c\u1ea3nh kh\u00f4ng? N\u1ebfu v\u1eady, ch\u00fang c\u00f3 s\u1eafp s\u1eeda \u0111\u01b0\u1ee3c \u201cc\u1ed9ng \u0111\u1ed3ng\u201d nu\u00f4i c\u00e1 Betta ch\u1ea5p nh\u1eadn kh\u00f4ng? T\u00f4i ch\u01b0a th\u1ec3 tr\u1ea3 l\u1eddi \u0111\u01b0\u1ee3c nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y. T\u00f4i hy v\u1ecdng c\u00f3 th\u1ec3 n\u00f3i nhi\u1ec1u h\u01a1n sau thu \u0111\u01b0\u1ee3c nhi\u1ec1u k\u1ebft qu\u1ea3 lai t\u1ea1o v\u00e0 sau khi t\u00f4i t\u00ecm hi\u1ec3u nhi\u1ec1u h\u01a1n v\u1ec1 nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 t\u1ea1o ra ch\u00fang v\u00e0 lai b\u1eb1ng c\u00e1ch n\u00e0o.<\/p>\n

Ghi ch\u00fa:
1 \u2013 Heterogamete: hetero=d\u1ecb, gamete=giao t\u1eed, heterogamete=d\u1ecb giao t\u1eed (t\u1ee9c t\u1ebf b\u00e0o sinh d\u1ee5c kh\u00e1c nhau). Tu\u1ef3 theo sinh v\u1eadt m\u00e0 giao t\u1eed n\u00e0y c\u00f3 th\u1ec3 g\u1ecdi l\u00e0 tinh tr\u00f9ng, tr\u1ee9ng, giao t\u1eed \u0111\u1ef1c, giao t\u1eed c\u00e1i. V\u00ed d\u1ee5, \u1edf ng\u01b0\u1eddi, giao t\u1eed c\u00f3 th\u1ec3 hi\u1ec3u l\u00e0 tinh tr\u00f9ng v\u00e0 tr\u1ee9ng.<\/p>\n

2 \u2013 Karyotype: karyo=nh\u00e2n t\u1ebf b\u00e0o, type=ki\u1ec3u, karyotype=ki\u1ec3u nh\u00e2n. Ng\u01b0\u1eddi ta ph\u00e2n bi\u1ec7t t\u1ebf b\u00e0o gi\u1eefa c\u00e1c sinh v\u1eadt th\u00f4ng qua s\u1ed1 l\u01b0\u1ee3ng v\u00e0 h\u00ecnh d\u1ea1ng nhi\u1ec5m s\u1eafc th\u1ec3 (chromosome). V\u1eady ki\u1ec3u nh\u00e2n=ki\u1ec3u nhi\u1ec5m s\u1eafc th\u1ec3 ch\u1ee9a trong nh\u00e2n (g\u1ed3m h\u00ecnh d\u1ea1ng + k\u00edch th\u01b0\u1edbc + s\u1ed1 l\u01b0\u1ee3ng).<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Ngay khi t\u00f4i ngh\u0129 r\u1eb1ng m\u00ecnh \u0111\u00e3 th\u1ea5y h\u1ebft m\u1ecdi th\u1ee9, th\u00ec m\u1ed9t d\u00f2ng c\u00e1 betta thu\u1ea7n d\u01b0\u1ee1ng n\u1eefa l\u1ea1i xu\u1ea5t hi\u1ec7n t\u1ea1i H\u1ed9i th\u1ea3o c\u1ee7a IBC \u1edf Orlando v\u00e0o n\u0103m 2002. \u0110\u00f3 l\u00e0 c\u00e1 betta kh\u1ed5ng l\u1ed3. Ch\u00fang k\u00edch th\u00edch s\u1ef1 t\u00f2 m\u00f2 c\u1ee7a t\u00f4i b\u1edfi v\u00ec m\u1ed9t trong nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-42","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts\/42","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/comments?post=42"}],"version-history":[{"count":0,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts\/42\/revisions"}],"wp:attachment":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/media?parent=42"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/categories?post=42"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/tags?post=42"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}