{"id":5630,"date":"2022-08-12T11:00:02","date_gmt":"2022-08-12T04:00:02","guid":{"rendered":"https:\/\/apanano.com\/?p=5630"},"modified":"2023-03-20T15:34:21","modified_gmt":"2023-03-20T08:34:21","slug":"quan-ly-mau-nuoc-ao-nuoi-thong-qua-quan-ly-tao","status":"publish","type":"post","link":"https:\/\/apanano.vn\/vi\/quan-ly-mau-nuoc-ao-nuoi-thong-qua-quan-ly-tao\/","title":{"rendered":"Qu\u1ea3n L\u00fd M\u00e0u N\u01b0\u1edbc Ao Nu\u00f4i th\u00f4ng qua Qu\u1ea3n L\u00fd T\u1ea3o cho s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng"},"content":{"rendered":"<blockquote><p><em>Qu\u1ea3n l\u00fd m\u00e0u n\u01b0\u1edbc trong ao nu\u00f4i t\u00f4m l\u00e0 k\u1ef9 thu\u1eadt quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn n\u0103ng su\u1ea5t v\u00e0 l\u1ee3i nhu\u1eadn c\u1ee7a v\u1ee5 nu\u00f4i. Trong \u0111\u00f3, <strong>qu\u1ea3n l\u00fd m\u00e0u s\u1eafc ao nu\u00f4i th\u00f4ng qua qu\u1ea3n l\u00fd t\u1ea3o ch\u00ednh l\u00e0 ch\u00eca kh\u00f3a cho s\u1ef1 th\u00e0nh c\u00f4ng trong nu\u00f4i t\u00f4m.<\/strong><\/em><\/p><\/blockquote>\n<p>M\u00e0u n\u01b0\u1edbc, bao g\u1ed3m m\u00e0u th\u1ef1c v\u00e0 m\u00e0u bi\u1ec3u ki\u1ebfn, m\u00e0u s\u1eafc xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi, \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb c\u00e1c vi sinh v\u1eadt (th\u1ef1c v\u1eadt ph\u00f9 du, \u0111\u1ed9ng v\u1eadt ph\u00f9 du v\u00e0 vi khu\u1ea9n) c\u00e1c ch\u1ea5t h\u00f2a tan v\u00e0 kho\u00e1ng ch\u1ea5t, c\u00e1c h\u1ea1t \u0111\u1ea5t s\u00e9t, c\u00e1c h\u1ea1t h\u1eefu c\u01a1, ch\u1ea5t m\u00e0u v\u00e0 ch\u1ea5t keo l\u01a1 l\u1eedng, v.v.<\/p>\n<p>\u0110\u1ed9 trong c\u1ee7a n\u01b0\u1edbc ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi m\u1eadt \u0111\u1ed9 t\u1ea3o. M\u00e0u n\u01b0\u1edbc th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn n\u0103ng su\u1ea5t th\u1ee7y v\u1ef1c. M\u00e0u n\u01b0\u1edbc c\u00f2n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ecnh tr\u1ea1ng ao nu\u00f4i trong tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng c\u00f3 thi\u1ebft b\u1ecb \u0111o \u0111\u1ea1c ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc (m\u00e1y \u0111o oxy h\u00f2a tan, pH,\u2026).<\/p>\n<p>T\u1ea3o l\u00e0 t\u00e1c nh\u00e2n t\u1ea1o n\u00ean m\u00e0u n\u01b0\u1edbc c\u1ee7a ao nu\u00f4i, cung c\u1ea5p oxy. \u0110\u1ed3ng th\u1eddi t\u1ea3o c\u0169ng l\u00e0 t\u00e1c nh\u00e2n t\u1ea1o n\u00ean s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u1ee7a pH ao nu\u00f4i. S\u1ef1 ph\u00e1t tri\u1ec3n qu\u00e1 m\u1ee9c c\u1ee7a t\u1ea3o c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc ao c\u0169ng nh\u01b0 s\u1ee9c kh\u1ecfe v\u1eadt nu\u00f4i.<\/p>\n<h4><strong>1. T\u1ea1i sao n\u01b0\u1edbc c\u00f3 m\u00e0u?<\/strong><\/h4>\n<p>N\u01b0\u1edbc tinh khi\u1ebft th\u00ec kh\u00f4ng c\u00f3 m\u00e0u. M\u00e0u n\u01b0\u1edbc trong ao nu\u00f4i l\u00e0 do c\u00e1c nguy\u00ean nh\u00e2n sau:<\/p>\n<ul>\n<li>S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a v\u1eadt ch\u1ea5t h\u1eefu c\u01a1 cao c\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o v\u00e0 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c kho\u00e1ng ch\u1ea5t h\u00f2a tan.<\/li>\n<li>Nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra s\u1ef1 thay \u0111\u1ed5i m\u00e0u n\u01b0\u1edbc l\u00e0 s\u1ef1 bi\u1ebfn \u0111\u1ed5i v\u00e0 s\u1ef1 b\u00f9ng ph\u00e1t c\u1ee7a vi sinh v\u1eadt, \u0111\u1eb7c bi\u1ec7t l\u00e0 th\u1ef1c v\u1eadt ph\u00f9 du.<\/li>\n<li>C\u00e1c h\u1ea1t l\u01a1 l\u1eedng v\u00e0 h\u00f2a tan trong m\u00e0u n\u01b0\u1edbc.<\/li>\n<li>C\u01b0\u1eddng \u0111\u1ed9 m\u00e0u \u0111\u1ed3ng nh\u1ea5t x\u1ea3y ra khi m\u1ed9t v\u00e0i lo\u00e0i sinh v\u1eadt ph\u00f9 du \u0111\u00e3 tr\u1edf n\u00ean \u01b0u th\u1ebf trong qu\u1ea7n x\u00e3 v\u00e0 \u0111\u00e3 b\u1eaft \u0111\u1ea7u t\u0103ng sinh nhanh ch\u00f3ng, t\u1ee9c l\u00e0 t\u1ea3o n\u1edf hoa.<\/li>\n<li>Do m\u1ed9t s\u1ed1 ch\u1ea5t h\u00f2a tan v\u00e0 kho\u00e1ng ch\u1ea5t, c\u00e1c h\u1ea1t \u0111\u1ea5t s\u00e9t, c\u00e1c h\u1ea1t h\u1eefu c\u01a1, ch\u1ea5t m\u00e0u v\u00e0 ch\u1ea5t keo l\u01a1 l\u1eedng, v.v.<\/li>\n<li>Trong c\u00e1c th\u1ee7y v\u1ef1c l\u1edbn h\u01a1n, m\u00e0u s\u1eafc c\u1ee7a n\u01b0\u1edbc thay \u0111\u1ed5i theo th\u1eddi gian c\u1ee7a ngu\u1ed3n s\u00e1ng, s\u1ef1 h\u1ea5p th\u1ee5 v\u00e0 t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng v\u00e0o n\u01b0\u1edbc.<\/li>\n<li>T\u1ea3o t\u00e0n v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng ph\u00fa d\u01b0\u1ee1ng.<\/li>\n<\/ul>\n<h4><strong>2. Vai tr\u00f2 c\u1ee7a t\u1ea3o t\u1ea1o ra m\u00e0u n\u01b0\u1edbc c\u1ee7a ao<\/strong><\/h4>\n<p>T\u1ea3o l\u00e0 sinh v\u1eadt quang t\u1ef1 d\u01b0\u1ee1ng. Khi quang h\u1ee3p t\u1ea3o l\u1ea5y CO<sub>2<\/sub>, mu\u1ed1i kho\u00e1ng v\u00e0 \u00e1nh s\u00e1ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n t\u1ea1o ra ngu\u1ed3n dinh d\u01b0\u1ee1ng cho ao nu\u00f4i. V\u00ec v\u1eady, t\u1ea3o ch\u00ednh l\u00e0 m\u1eafc x\u00edch \u0111\u1ea7u ti\u00ean c\u1ee7a chu\u1ed7i th\u1ee9c \u0103n trong ao nu\u00f4i. Th\u00f4ng qua qu\u00e1 tr\u00ecnh quang h\u1ee3p t\u1ea3o s\u1ebd t\u1ea1o ra ph\u1ea7n l\u1edbn oxy h\u00f2a tan cho ao nu\u00f4i, s\u1eed d\u1ee5ng ch\u1ea5t dinh d\u01b0\u1ee1ng d\u01b0 th\u1eeba t\u1eeb th\u1ee9c \u0103n th\u1eeba v\u00e0 ph\u00e2n th\u1ea3i. Khi t\u1ea3o ph\u00e1t tri\u1ec3n, m\u00e0u n\u01b0\u1edbc c\u1ee7a ao nu\u00f4i l\u00e0 m\u00e0u \u0111\u1eb7c tr\u01b0ng c\u1ee7a lo\u00e0i t\u1ea3o chi\u1ebfm \u01b0u th\u1ebf trong ao nu\u00f4i. M\u00e0u n\u01b0\u1edbc c\u00f3 li\u00ean quan \u0111\u1ebfn t\u1ea3o nh\u01b0:<\/p>\n<ul>\n<li><em>M\u00e0u xanh nh\u1ea1t<\/em> (xanh \u0111\u1ecdt chu\u1ed1i): do s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o l\u1ee5c <em>Chlorophyta,<\/em> t\u1ea3o n\u00e0y th\u01b0\u1eddng ph\u00e1t tri\u1ec3n trong n\u01b0\u1edbc ng\u1ecdt ho\u1eb7c l\u1ee3 (\u0111\u1ed9 m\u1eb7n &lt;10\u2030). M\u00e0u n\u00e0y th\u00edch h\u1ee3p cho nu\u00f4i th\u1ee7y s\u1ea3n.<\/li>\n<li><em>M\u00e0u xanh lam, xanh ng\u1ecdc \u0111\u1eadm<\/em>: khi t\u1ea3o lam <em>Cyanophyta<\/em> ph\u00e1t tri\u1ec3n n\u01b0\u1edbc ao s\u1ebd c\u00f3 m\u00e0u, n\u1ed5i v\u00e1ng xanh tr\u00ean m\u1eb7t n\u01b0\u1edbc v\u00e0 c\u00f3 m\u00f9i h\u00f4i. T\u1ea3o n\u00e0y ph\u00e1t tri\u1ec3n c\u1ea3 trong n\u01b0\u1edbc m\u1eb7n l\u1eabn n\u01b0\u1edbc ng\u1ecdt. M\u00e0u n\u01b0\u1edbc n\u00e0y kh\u00f4ng th\u00edch h\u1ee3p cho nu\u00f4i th\u1ee7y s\u1ea3n. Khi ao c\u00f3 m\u00e0u n\u01b0\u1edbc n\u00e0y t\u00f4m th\u01b0\u1eddng b\u1ecb b\u1ec7nh \u0111\u01b0\u1eddng ru\u1ed9t.<\/li>\n<li><em>M\u00e0u xanh rau m\u00e1<\/em>, <em>ng\u00e3 n\u00e2u \u0111en<\/em>: do s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o m\u1eaft (<em>Euglenophyta<\/em>). S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o n\u00e0y cho th\u1ea5y n\u01b0\u1edbc gi\u00e0u ch\u1ea5t h\u1eefu c\u01a1, \u0111ang \u00f4 nhi\u1ec5m n\u1eb7ng.<\/li>\n<li><em>M\u00e0u v\u00e0ng n\u00e2u, m\u00e0u v\u00e0ng l\u1ee5c, m\u00e0u n\u01b0\u1edbc tr\u00e0: <\/em>khi t\u1ea3o silic (<em>Bacillariophyta<\/em>) chi\u1ebfm \u01b0u th\u1ebf, n\u01b0\u1edbc s\u1ebd c\u00f3 m\u00e0u n\u01b0\u1edbc n\u00e0y. T\u1ea3o n\u00e0y th\u01b0\u1eddng ph\u00e1t tri\u1ec3n t\u1ed1t trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc m\u1eb7n l\u1ee3, \u0111\u1ea7u v\u1ee5 nu\u00f4i.<\/li>\n<li><em>M\u00e0u n\u00e2u \u0111\u1ecf, v\u00e0ng n\u00e2u \u0111\u1eadm:<\/em> do s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a t\u1ea3o gi\u00e1p (<em>pyrrophyta<\/em>). M\u00e0u n\u00e0y th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n cu\u1ed1i v\u1ee5 nu\u00f4i. Khi xu\u1ea5t hi\u1ec7n c\u1ee7a t\u1ea3o n\u00e0y ch\u1ec9 th\u1ecb n\u01b0\u1edbc \u0111ang \u00f4 nhi\u1ec5m. T\u00f4m kh\u00f4ng ti\u00eau h\u00f3a \u0111\u01b0\u1ee3c t\u1ea3o n\u00e0y n\u00ean khi \u0103n ph\u1ea3i t\u1ea3o n\u00e0y s\u1ebd b\u1ecb c\u00e1c b\u1ec7nh \u0111\u01b0\u1eddng ru\u1ed9t.<\/li>\n<\/ul>\n<blockquote><p><strong><em>Khi t\u1ea3o l\u1ee3i ph\u00e1t tri\u1ec3n \u1edf m\u1ee9c cho ph\u00e9p, t\u1ea3o c\u00f3 vai tr\u00f2 nh\u01b0 1 \u201cm\u00e1i che\u201d l\u00e0m gi\u1ea3m c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng \u0111i v\u00e0o ao nu\u00f4i, gi\u1eef \u1ed5n \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc b\u1eb1ng c\u00e1ch che ph\u1ee7 b\u1ec1 m\u1eb7t ao,\u00a0 gi\u1ea3m \u0111\u1ed9 trong v\u00e0 ng\u0103n ch\u1eb7n s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o \u0111\u00e1y<\/em><\/strong>.<\/p><\/blockquote>\n<p><strong><em>T\u00f4m l\u00e0 sinh v\u1eady \u0111\u00e1y n\u00ean s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o<\/em><\/strong> s\u1ebd gi\u1ea3m \u00e1nh s\u00e1ng \u0111i xu\u1ed1ng \u0111\u00e1y, ng\u0103n ch\u1eb7n t\u00ecnh tr\u1ea1ng c\u0103ng th\u1eb3ng do \u00e1nh s\u00e1ng v\u00e0 nhi\u1ec7t \u0111\u1ed9. Nh\u1eefng ao nu\u00f4i c\u00f3 \u0111\u1ed9 trong cao do t\u1ea3o kh\u00f4ng ph\u00e1t tri\u1ec3n ho\u1eb7c \u201cs\u1ee5p t\u1ea3o\u201d \u0111\u1ed9t ng\u1ed9t, t\u00f4m tr\u1edf n\u00ean nh\u1ea1y c\u1ea3m, s\u1ee3 h\u00e3i, b\u1ecf \u0103n v\u00e0 k\u00e9o \u0111\u00e0n.<\/p>\n<h4><strong>3. Nh\u1eefng b\u1ea5t l\u1ee3i khi t\u1ea3o ph\u00e1t tri\u1ec3n qu\u00e1 m\u1ee9c (t\u1ea3o n\u1edf hoa)<\/strong><\/h4>\n<ul>\n<li><em>S\u1ef1 bi\u1ebfn \u0111\u1ed9ng oxy h\u00f2a tan theo ng\u00e0y \u0111\u00eam<\/em>: kh\u00f4ng th\u1ec3 ph\u1ee7 nh\u1eadn vai tr\u00f2 c\u1ee7a t\u1ea3o khi t\u1ea1o ra oxy cho ao nu\u00f4i. Tuy nhi\u00ean, nh\u01b0 c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt kh\u00e1c, song song qu\u00e1 tr\u00ecnh quang h\u1ee3p t\u1ea1o ra oxy th\u00ec t\u1ea3o c\u00f2n c\u00f3 qu\u00e1 tr\u00ecnh h\u00f4 h\u1ea5p. Qu\u00e1 tr\u00ecnh h\u00f4 h\u1ea5p n\u00e0y s\u1ebd l\u1ea5y oxy h\u00f2a tan v\u00e0 t\u1ea1o ra CO<sub>2<\/sub>. Ban \u0111\u00eam khi kh\u00f4ng c\u00f2n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi, kh\u00f4ng c\u00f2n qu\u00e1 tr\u00ecnh quang h\u1ee3p n\u00ean kh\u00f4ng c\u00f2n oxy \u0111\u01b0\u1ee3c t\u1ea1o ra, ch\u1ec9 duy nh\u1ea5t qu\u00e1 tr\u00ecnh h\u00f4 h\u1ea5p n\u00ean h\u00e0m l\u01b0\u1ee3ng CO<sub>2<\/sub> t\u0103ng cao, h\u00e0m l\u01b0\u1ee3ng oxy h\u00f2a tan gi\u1ea3m m\u1ea1nh. Khi \u0111\u00f3, t\u1ea3o s\u1ebd c\u1ea1nh tranh v\u1edbi t\u00f4m v\u1ec1 oxy h\u00f2a tan. V\u1edbi c\u00e1c ao nu\u00f4i c\u00f3 t\u1ea3o ph\u00e1t tri\u1ec3n d\u00e0y d\u1eb7c, m\u1eadt \u0111\u1ed9 nu\u00f4i d\u00e0y, m\u00f4i tr\u01b0\u1eddng ao nu\u00f4i b\u1ecb suy tho\u00e1i th\u00ec ban \u0111\u00eam s\u1ebd thi\u1ebfu oxy tr\u1ea7m tr\u1ecdng. T\u00f4m s\u1ebd c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng k\u00e9o d\u00e0n, n\u1ed5i \u0111\u1ea7u, t\u1eafp m\u00e9 t\u1eeb gi\u1eefa khuya \u0111\u1ebfn s\u00e1ng s\u1edbm tr\u01b0\u1edbc khi m\u1eb7t tr\u1eddi m\u1ecdc.<\/li>\n<li><em>S\u1ef1 ch\u00eanh l\u1ec7ch pH s\u00e1ng chi\u1ec1u<\/em>: khi t\u1ea3o ph\u00e1t tri\u1ec3n c\u00f9ng v\u1edbi s\u1ef1 bi\u1ebfn \u0111\u1ed9ng v\u1ec1 CO<sub>2<\/sub> th\u00ec s\u1ef1 ch\u00eanh l\u1ec7ch l\u1edbn v\u1ec1 pH l\u00fac s\u00e1ng s\u1edbm v\u00e0 x\u1ebf chi\u1ec1u r\u1ea5t cao. \u0110i\u1ec1u n\u00e0y g\u00e2y b\u1ea5t l\u1ee3i cho t\u00f4m nu\u00f4i. H\u1ec7 qu\u1ea3 c\u1ee7a pH thay \u0111\u1ed5i l\u1edbn c\u0169ng k\u00e9o theo s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9 ki\u1ec1m, h\u00e0m l\u01b0\u1ee3ng kh\u00ed \u0111\u1ed9c nh\u01b0 NH3, H2S.<\/li>\n<li><em>S\u1ef1 ph\u00e1t tri\u1ec3n qu\u00e1 m\u1ee9c c\u1ee7a t\u1ea3o \u0111\u1ed9c: <\/em>nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean c\u00e1c lo\u00e0i t\u1ea3o nh\u01b0 t\u1ea3o m\u1eaft, t\u1ea3o lam, t\u1ea3o gi\u00e1p \u0111\u01b0\u1ee3c xem l\u00e0 t\u1ea3o \u0111\u1ed9c \u0111\u1ed1i v\u1edbi ao nu\u00f4i. Ch\u00fang c\u00f3 th\u1ec3 s\u1ea3n sinh ra c\u00e1c \u0111\u1ed9c t\u1ed1 g\u00e2y h\u1ea1i cho t\u00f4m nu\u00f4i ho\u1eb7c t\u00f4m kh\u00f4ng ti\u00eau h\u00f3a \u0111\u01b0\u1ee3c c\u00e1c lo\u00e0i t\u1ea3o n\u00e0y (c\u00f3 v\u00e1ch t\u1ebf b\u00e0o d\u00e0y) s\u1ebd g\u00e2y ra c\u00e1c b\u1ec7nh \u0111\u01b0\u1eddng ru\u1ed9t.<\/li>\n<\/ul>\n<p>\u0110\u1ed1i v\u1edbi ao nu\u00f4i th\u00e2m canh v\u00e0 si\u00eau th\u00e2m canh nh\u01b0 hi\u1ec7n nay th\u00ec l\u01b0\u1ee3ng th\u1ee9c \u0103n th\u1eeba, ch\u1ea5t th\u1ea3i c\u1ee7a t\u00f4m trong ao nu\u00f4i s\u1ebd gia t\u0103ng nhanh ch\u00f3ng. \u0110\u00e2y ch\u00ednh l\u00e0 \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho s\u1ef1 n\u1edf hoa c\u1ee7a t\u1ea3o.<\/p>\n<blockquote><p><strong><em>T\u00f3m l\u1ea1i, qu\u1ea3n l\u00fd m\u00e0u s\u1eafc ao nu\u00f4i th\u00f4ng qua qu\u1ea3n l\u00fd t\u1ea3o ch\u00ednh l\u00e0 ch\u00eca kh\u00f3a cho s\u1ef1 th\u00e0nh c\u00f4ng trong nu\u00f4i t\u00f4m.<\/em><\/strong><\/p><\/blockquote>\n<h4><strong>4. C\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd t\u1ea3o<\/strong><\/h4>\n<p>Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp, t\u1ea3o ph\u00e1t tri\u1ec3n c\u1ea7n c\u00f3 mu\u1ed1i dinh d\u01b0\u1ee1ng, \u00e1nh s\u00e1ng v\u00e0 CO<sub>2<\/sub>. \u0110\u1ec3 qu\u1ea3n l\u00fd t\u1ea3o s\u1ebd d\u1ef1a v\u00e0o 3 y\u1ebfu t\u1ed1 n\u00e0y:<\/p>\n<ul>\n<li><strong><em>Mu\u1ed1i dinh d\u01b0\u1ee1ng<\/em><\/strong>: Mu\u1ed1i dinh d\u01b0\u1ee1ng c\u00f3 ch\u1ee9a nito, phospho t\u1eeb s\u1ef1 ph\u00e2n c\u1eaft th\u1ee9c \u0103n th\u1eeba, ch\u1ea5t th\u1ea3i c\u1ee7a v\u1eadt nu\u00f4i, x\u00e1c \u0111\u1ed9ng th\u1ef1c v\u1eadt. Qu\u1ea3n l\u00fd t\u1ea3o tr\u00ean c\u01a1 s\u1edf qu\u1ea3n l\u00fd mu\u1ed1i dinh d\u01b0\u1ee1ng trong ao: (i) L\u1ef1a ch\u1ecdn th\u1ee9c \u0103n c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t, \u00edt b\u1ee5i, \u00edt h\u00f2a tan ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0o n\u01b0\u1edbc ao nu\u00f4i, (ii) Lo\u1ea1i b\u1ecf c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng th\u1eeba b\u1eb1ng c\u00e1ch siphon, thay n\u01b0\u1edbc, (iii) s\u1eed d\u1ee5ng probiotics th\u00f4ng qua \u0111\u01b0\u1eddng \u0103n (gi\u00fap v\u1eadt nu\u00f4i ti\u00eau h\u00f3a h\u1ea5p th\u1ee5 t\u1ed1i \u0111a d\u01b0\u1ee1ng ch\u1ea5t c\u00f3 trong th\u1ee9c \u0103n, gi\u1ea3m th\u1ea3i ra m\u00f4i tr\u01b0\u1eddng) v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc ao (vi sinh v\u1eadt c\u1ea1nh tranh dinh d\u01b0\u1ee1ng v\u1edbi t\u1ea3o).<\/li>\n<li><strong><em>CO<sub>2<\/sub><\/em><\/strong>: (i) t\u0103ng qu\u1ea1t n\u01b0\u1edbc s\u1ee5c kh\u00ed, gi\u00fap CO<sub>2<\/sub> tho\u00e1t ra kh\u1ecfi ao nu\u00f4i, (ii) c\u00e2n b\u1eb1ng h\u1ec7 \u0111\u1ec7m c\u1ee7a ao nu\u00f4i. CO<sub>2<\/sub> do qua tr\u00ecnh h\u00f4 h\u1ea5p sinh ra s\u1ebd l\u00e0m cho n\u01b0\u1edbc c\u00f3 t\u00ednh axit. Khi \u0111\u1ed9 ki\u1ec1m \u0111\u1ee7 cao lu\u00f4n gi\u00fap cho ao t\u00f4m c\u00f3 h\u1ec7 \u0111\u1ec7m t\u1ed1t, trung h\u00f2a t\u00ednh axit.<\/li>\n<li><strong><em>\u00c1nh s\u00e1ng<\/em><\/strong>: Gi\u1ea3m l\u01b0\u1ee3ng \u00e1nh s\u00e1ng \u0111i v\u00e0o ao nu\u00f4i b\u1eb1ng c\u00e1ch (i) che ph\u1ee7 b\u1ec1 m\u1eb7t ao v\u1edbi l\u01b0\u1edbi lan, (ii) t\u0103ng \u0111\u1ed9 \u0111\u1ee5c, che ph\u1ee7 ao b\u1eb1ng <strong>ch\u1ebf ph\u1ea9m t\u1ea1o m\u00e0u cho n\u01b0\u1edbc<\/strong> nh\u01b0 <a href=\"https:\/\/apanano.com\/product\/apa-pro-b\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #ff0000;\"><strong>APA PRO-B<\/strong><\/span><\/a><\/li>\n<\/ul>\n[columns] [span6]\n<figure id=\"attachment_5500\" aria-describedby=\"caption-attachment-5500\" style=\"width: 843px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/apanano.com\/product\/apa-pro-b\"><img decoding=\"async\" class=\"wp-image-5500 size-full lazyload\" data-src=\"\/wp-content\/uploads\/APA-PRO-B_2.jpg\" alt=\"\" width=\"843\" height=\"1200\" data-srcset=\"https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B_2.jpg 843w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B_2-211x300.jpg 211w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B_2-719x1024.jpg 719w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B_2-768x1093.jpg 768w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B_2-300x427.jpg 300w\" data-sizes=\"(max-width: 843px) 100vw, 843px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 843px; --smush-placeholder-aspect-ratio: 843\/1200;\" \/><\/a><figcaption id=\"caption-attachment-5500\" class=\"wp-caption-text\">T\u1ea0O M\u00c0U TR\u00c0, NG\u0102N CH\u1eb6N S\u1ef0 PH\u00c1T TRI\u1ec2N C\u1ee6A T\u1ea2O \u0110\u00c1Y, T\u1ea2O \u0110\u1ed8C<\/figcaption><\/figure>\n[\/span6][span6]\n<p><strong>APA PRO-B<\/strong> l\u00e0 gi\u1ea3i ph\u00e1p trong vi\u1ec7c t\u1ea1o m\u00e1i nh\u00e0 cho t\u00f4m nu\u00f4i, \u0111\u1ed3ng th\u1eddi gi\u00fap:<\/p>\n<ul>\n<li>Che ph\u1ee7 b\u1ec1 m\u1eb7t ao, gi\u1ea3m \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi \u0111i v\u00e0o ao nu\u00f4i, ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng t\u00f4m b\u1ecb c\u0103ng th\u1eb3ng do \u00e1nh s\u00e1ng.<\/li>\n<li>Ng\u0103n ch\u1eb7n s\u1ef1 ph\u00e1t tri\u1ec3n t\u1ea3o \u0111\u00e1y, ki\u1ec3m so\u00e1t s\u1ef1 b\u00f9ng ph\u00e1t c\u1ee7a t\u1ea3o \u0111\u1ed9c.<\/li>\n<li>T\u1ea1o m\u00e0u tr\u00e0 nhanh ch\u00f3ng cho ao nu\u00f4i kh\u00f3 g\u00e2y m\u00e0u ho\u1eb7c th\u01b0\u1eddng xuy\u00ean thay n\u01b0\u1edbc.<\/li>\n<\/ul>\n<figure id=\"attachment_5499\" aria-describedby=\"caption-attachment-5499\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/apanano.com\/vi\/product\/apa-pro-b\/\"><img decoding=\"async\" class=\"wp-image-5499 size-medium lazyload\" data-src=\"\/wp-content\/uploads\/APA-PRO-B-300x300.jpg\" alt=\"\" width=\"300\" height=\"300\" data-srcset=\"https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-300x300.jpg 300w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-150x150.jpg 150w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-768x768.jpg 768w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-456x456.jpg 456w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-100x100.jpg 100w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-407x407.jpg 407w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-600x600.jpg 600w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-520x520.jpg 520w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-260x260.jpg 260w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B.jpg 800w, https:\/\/apanano.vn\/wp-content\/uploads\/APA-PRO-B-400x400.jpg 400w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/300;\" \/><\/a><figcaption id=\"caption-attachment-5499\" class=\"wp-caption-text\">HI\u1ec6U QU\u1ea2 CAO TRONG C\u00c1C M\u00d4I TR\u01af\u1edcNG C\u00d3 \u0110\u1ed8 KI\u1ec0M, \u0110\u1ed8 M\u1eb6N KH\u00c1C NHAU<\/figcaption><\/figure>\n<p><strong>APA PRO-B<\/strong> l\u00e0 gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 cho nu\u00f4i ao b\u1ea1t:<\/p>\n<ul>\n<li>Kh\u00f4ng g\u00e2y h\u1ea1i cho t\u00f4m nu\u00f4i v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/li>\n<li>Ti\u1ebft ki\u1ec7m chi ph\u00ed, th\u1eddi gian.<\/li>\n<li>Duy tr\u00ec m\u00e0u s\u1eafc trong th\u1eddi gian d\u00e0i.<\/li>\n<\/ul>\n[\/span6][\/columns]\n<div id=\"fb-root\" style=\"text-align: left;\">\u00a0<\/div>\r\n<p><script async defer crossorigin=\"anonymous\" src=\"https:\/\/connect.facebook.net\/vi_VN\/sdk.js#xfbml=1&version=v7.0\"><\/script> <script src=\"https:\/\/apis.google.com\/js\/platform.js\"><\/script> [columns] [span4] <a href=\"https:\/\/www.facebook.com\/apananovietnam\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Like FACEBOOK APA<\/strong><\/a><\/p>\r\n<div class=\"fb-like\" data-href=\"https:\/\/www.facebook.com\/apananovietnam\/\" data-width=\"\" data-layout=\"button_count\" data-action=\"like\" data-size=\"small\" data-share=\"true\">\u00a0<\/div>\r\n<p>[\/span4] [span4] <a href=\"https:\/\/www.facebook.com\/kythuatnuoitrongthuyhaisan\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Share TH\u00d4NG TIN TH\u1ee6Y S\u1ea2N<\/strong><\/a><\/p>\r\n<div class=\"fb-like\" data-href=\"https:\/\/www.facebook.com\/kythuatnuoitrongthuyhaisan\/\" data-width=\"\" data-layout=\"button_count\" data-action=\"recommend\" data-size=\"small\" data-share=\"true\">\u00a0<\/div>\r\n<p>[\/span4] [span4] <a href=\"https:\/\/www.youtube.com\/channel\/UCwhhKWiGYFq8ZJOGVXbxkhg\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Subscribe B\u1ea2NG GI\u00c1 TH\u1ee6Y S\u1ea2N<\/strong><\/a><\/p>\r\n<div class=\"g-ytsubscribe\" data-channelid=\"UCwhhKWiGYFq8ZJOGVXbxkhg\" data-layout=\"default\" data-count=\"hidden\">\u00a0<\/div>\r\n<p>[\/span4] [\/columns]<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>Qu\u1ea3n l\u00fd m\u00e0u n\u01b0\u1edbc trong ao nu\u00f4i t\u00f4m l\u00e0 k\u1ef9 thu\u1eadt quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn n\u0103ng su\u1ea5t v\u00e0 l\u1ee3i nhu\u1eadn c\u1ee7a v\u1ee5 nu\u00f4i. Trong \u0111\u00f3, qu\u1ea3n l\u00fd m\u00e0u s\u1eafc ao nu\u00f4i th\u00f4ng qua qu\u1ea3n l\u00fd t\u1ea3o ch\u00ednh l\u00e0 ch\u00eca kh\u00f3a cho s\u1ef1 th\u00e0nh c\u00f4ng trong nu\u00f4i t\u00f4m. M\u00e0u n\u01b0\u1edbc, bao g\u1ed3m m\u00e0u th\u1ef1c [&#8230;]\n","protected":false},"author":1,"featured_media":5644,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36,28],"tags":[651,653,726,727],"class_list":["post-5630","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aquaculture","category-technical-support","tag-gay-mau-nuoc-ao-nuoi-tom","tag-on-dinh-mau-nuoc","tag-quan-ly-mau-nuoc-ao-nuoi","tag-quan-ly-tao"],"_links":{"self":[{"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/posts\/5630","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/comments?post=5630"}],"version-history":[{"count":18,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/posts\/5630\/revisions"}],"predecessor-version":[{"id":6112,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/posts\/5630\/revisions\/6112"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/media\/5644"}],"wp:attachment":[{"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/media?parent=5630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/categories?post=5630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/tags?post=5630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}