{"id":3181,"date":"2025-02-04T11:23:39","date_gmt":"2025-02-04T04:23:39","guid":{"rendered":"https:\/\/www.greenfeed.com.vn\/thuy-san\/?p=3181"},"modified":"2025-02-04T11:38:31","modified_gmt":"2025-02-04T04:38:31","slug":"khoang-nhu-cau-thiet-yeu-cho-ca","status":"publish","type":"post","link":"https:\/\/www.greenfeed.com.vn\/thuy-san\/khoang-nhu-cau-thiet-yeu-cho-ca\/","title":{"rendered":"Kho\u00e1ng \u2013 nhu c\u1ea7u thi\u1ebft y\u1ebfu cho C\u00e1"},"content":{"rendered":"

1. Vai tr\u00f2 c\u1ee7a kho\u00e1ng v\u1edbi c\u01a1 th\u1ec3 c\u00e1:<\/h2>\n

C\u1ea5u tr\u00fac c\u01a1 th\u1ec3: Kho\u00e1ng ch\u1ea5t nh\u01b0 canxi, phospho v\u00e0 magi\u00ea l\u00e0 th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu trong c\u1ea5u tr\u00fac x\u01b0\u01a1ng v\u00e0 v\u1ecf c\u1ee7a nhi\u1ec1u lo\u00e0i th\u1ee7y s\u1ea3n, gi\u00fap duy tr\u00ec s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 s\u1ee9c kh\u1ecfe.<\/p>\n

Ch\u1ee9c n\u0103ng sinh l\u00fd: Kho\u00e1ng ch\u1ea5t tham gia v\u00e0o nhi\u1ec1u qu\u00e1 tr\u00ecnh sinh l\u00fd trong c\u01a1 th\u1ec3, bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u h\u00f2a c\u00e2n b\u1eb1ng n\u01b0\u1edbc, d\u1eabn truy\u1ec1n th\u1ea7n kinh v\u00e0 co c\u01a1. Natri, kali v\u00e0 clo l\u00e0 nh\u1eefng kho\u00e1ng ch\u1ea5t quan tr\u1ecdng trong vi\u1ec7c duy tr\u00ec c\u00e2n b\u1eb1ng \u0111i\u1ec7n gi\u1ea3i.<\/p>\n

T\u0103ng tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n: Kho\u00e1ng ch\u1ea5t nh\u01b0 k\u1ebdm, s\u1eaft v\u00e0 \u0111\u1ed3ng c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh t\u1ed5ng h\u1ee3p protein v\u00e0 enzyme, h\u1ed7 tr\u1ee3 s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a th\u1ee7y s\u1ea3n.<\/p>\n

H\u1ec7 mi\u1ec5n d\u1ecbch: M\u1ed9t s\u1ed1 kho\u00e1ng ch\u1ea5t nh\u01b0 selen v\u00e0 k\u1ebdm c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c t\u0103ng c\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 mi\u1ec5n d\u1ecbch, gi\u00fap th\u1ee7y s\u1ea3n ch\u1ed1ng l\u1ea1i b\u1ec7nh t\u1eadt v\u00e0 stress m\u00f4i tr\u01b0\u1eddng.<\/p>\n

N\u0103ng su\u1ea5t: S\u1ef1 thi\u1ebfu h\u1ee5t ho\u1eb7c m\u1ea5t c\u00e2n b\u1eb1ng kho\u00e1ng ch\u1ea5t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn gi\u1ea3m n\u0103ng su\u1ea5t nu\u00f4i tr\u1ed3ng, t\u0103ng t\u1ef7 l\u1ec7 b\u1ec7nh t\u1eadt v\u00e0 gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n

2. Vai tr\u00f2 c\u1ee7a kho\u00e1ng ch\u1ea5t v\u1edbi m\u00f4i tr\u01b0\u1eddng nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n<\/h2>\n

C\u00e2n b\u1eb1ng pH: M\u1ed9t s\u1ed1 kho\u00e1ng ch\u1ea5t nh\u01b0 canxi v\u00e0 magi\u00ea gi\u00fap \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH c\u1ee7a n\u01b0\u1edbc, t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng l\u00fd t\u01b0\u1edfng cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1 v\u00e0 c\u00e1c sinh v\u1eadt th\u1ee7y sinh kh\u00e1c.<\/p>\n

Duy tr\u00ec \u0111\u1ed9 c\u1ee9ng c\u1ee7a n\u01b0\u1edbc: Canxi v\u00e0 magi\u00ea c\u0169ng l\u00e0 nh\u1eefng kho\u00e1ng ch\u1ea5t ch\u00ednh trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 c\u1ee9ng c\u1ee7a n\u01b0\u1edbc. \u0110\u1ed9 c\u1ee9ng th\u00edch h\u1ee3p gi\u00fap c\u00e1 duy tr\u00ec s\u1ef1 c\u00e2n b\u1eb1ng \u00e1p su\u1ea5t th\u1ea9m th\u1ea5u v\u00e0 h\u1ed7 tr\u1ee3 qu\u00e1 tr\u00ecnh sinh l\u00fd.<\/p>\n

Cung c\u1ea5p d\u01b0\u1ee1ng ch\u1ea5t: Kho\u00e1ng ch\u1ea5t nh\u01b0 s\u1eaft, k\u1ebdm v\u00e0 mangan l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 vi l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1. Ch\u00fang tham gia v\u00e0o nhi\u1ec1u qu\u00e1 tr\u00ecnh sinh h\u00f3a v\u00e0 gi\u00fap c\u00e1 ph\u00e1t tri\u1ec3n kh\u1ecfe m\u1ea1nh.<\/p>\n

H\u1ed7 tr\u1ee3 h\u1ec7 vi sinh v\u1eadt: Kho\u00e1ng ch\u1ea5t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c duy tr\u00ec h\u1ec7 vi sinh v\u1eadt c\u00f3 l\u1ee3i trong n\u01b0\u1edbc. Nh\u1eefng vi sinh v\u1eadt n\u00e0y gi\u00fap ph\u00e2n h\u1ee7y ch\u1ea5t th\u1ea3i v\u00e0 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/p>\n

\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc: S\u1ef1 thi\u1ebfu h\u1ee5t ho\u1eb7c d\u01b0 th\u1eeba kho\u00e1ng ch\u1ea5t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u00f4 nhi\u1ec5m n\u01b0\u1edbc, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a c\u00e1 v\u00e0 c\u00e1c sinh v\u1eadt kh\u00e1c trong h\u1ec7 sinh th\u00e1i. V\u00ed d\u1ee5, n\u1ed3ng \u0111\u1ed9 amonia cao c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho c\u00e1, trong khi kho\u00e1ng ch\u1ea5t nh\u01b0 phospho cao c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng ph\u00fa d\u01b0\u1ee1ng.<\/p>\n

T\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu: M\u1ed9t m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc gi\u00e0u kho\u00e1ng ch\u1ea5t gi\u00fap c\u00e1 ph\u00e1t tri\u1ec3n h\u1ec7 mi\u1ec5n d\u1ecbch t\u1ed1t h\u01a1n, t\u1eeb \u0111\u00f3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi c\u00e1c b\u1ec7nh t\u1eadt v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n

Th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a th\u1ef1c v\u1eadt th\u1ee7y sinh: Kho\u00e1ng ch\u1ea5t c\u0169ng c\u1ea7n thi\u1ebft cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a th\u1ef1c v\u1eadt th\u1ee7y sinh, gi\u00fap duy tr\u00ec c\u00e2n b\u1eb1ng sinh th\u00e1i trong m\u00f4i tr\u01b0\u1eddng nu\u00f4i c\u00e1.<\/p>\n

\"H\u00ecnh

H\u00ecnh 01: B\u1ed5 sung kho\u00e1ng th\u01b0\u1eddng xuy\u00ean cho c\u00e1 c\u00f3 v\u1ea3y<\/p><\/div>\n

3. H\u1ea5p thu kho\u00e1ng \u1edf c\u00e1<\/h2>\n

C\u00e1c lo\u00e0i th\u1ee7y s\u1ea3n n\u00f3i chung v\u00e0 c\u00e1c lo\u00e0i c\u00e1 n\u00f3i ri\u00eang c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p thu kho\u00e1ng ch\u1ea5t t\u1eeb m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ho\u1eb7c th\u00f4ng qua th\u1ee9c \u0103n. Trong th\u00e0nh ph\u1ea7n th\u1ee9c \u0103n c\u00f4ng nghi\u1ec7p \u0111\u00e3 c\u00f3 ch\u1ea5t kho\u00e1ng, tuy nhi\u00ean c\u00f3 th\u1ec3 ch\u01b0a \u0111\u00e1p \u1ee9ng \u0111\u1ee7 nhu c\u1ea7u theo t\u1eebng giai \u0111o\u1ea1n \u0111\u1eb7c bi\u1ec7t c\u1ee7a c\u00e1 nh\u01b0 giai \u0111o\u1ea1n chuy\u1ec3n \u0111\u1ed5i v\u1ec1 h\u00ecnh th\u00e1i nh\u01b0 \u1ebfch m\u1ecdc ch\u00e2n, c\u00e1 con t\u1eeb giai \u0111o\u1ea1n no\u00e3n ho\u00e0ng chuy\u1ec3n sang \u0103n th\u1ee9c \u0103n t\u1ef1 nhi\u00ean v\u00e0 sau \u0111\u00f3 sang \u0103n th\u1ee9c \u0103n c\u00f4ng nghi\u1ec7p,… Y\u00eau c\u1ea7u v\u1ec1 m\u1ed9t lo\u1ea1i kho\u00e1ng ch\u1ea5t c\u1ee5 th\u1ec3 trong ch\u1ebf \u0111\u1ed9 \u0103n c\u1ee7a \u0111\u1ed9ng v\u1eadt th\u1ee7y s\u1ea3n ph\u1ee5 thu\u1ed9c v\u00e0o ph\u1ea7n l\u1edbn n\u1ed3ng \u0111\u1ed9 c\u1ee7a kho\u00e1ng ch\u1ea5t trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. C\u00e1, t\u00f4m n\u01b0\u1edbc m\u1eb7n c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p thu, \u00a0trao \u0111\u1ed5i ch\u1ea5t kho\u00e1ng t\u1eeb n\u01b0\u1edbc bi\u1ec3n do \u0111\u00f3 c\u00f3 th\u1ec3 ph\u1ea7n n\u00e0o \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kho\u00e1ng ch\u1ea5t nh\u01b0ng khi nu\u00f4i m\u1eadt \u0111\u1ed9 cao trong h\u1ec7 th\u1ed1ng nu\u00f4i k\u00edn c\u0169ng v\u1eabn c\u1ea7n b\u1ed5 sung th\u00eam m\u1ed9t s\u1ed1 lo\u1ea1i kho\u00e1ng ch\u1ea5t v\u00e0o n\u01b0\u1edbc. Ngo\u00e0i ra, ch\u00fang c\u0169ng c\u00f3 th\u1ec3 h\u1ea5p thu tr\u1ef1c ti\u1ebfp kho\u00e1ng ch\u1ea5t qua mang, da, v\u00e2y. V\u00ec v\u1eady, khi nu\u00f4i c\u00e1 bi\u1ec3n th\u00ec c\u00e1 c\u00f3 th\u1ec3 h\u1ea5p thu b\u1ed5 sung m\u1ed9t s\u1ed1 kho\u00e1ng ch\u1ea5t nh\u01b0 Ca, Na, Cl trong n\u01b0\u1edbc bi\u1ec3n. Trong khi, c\u00e1, t\u00f4m nu\u00f4i n\u01b0\u1edbc ng\u1ecdt kh\u00f4ng th\u1ec3 h\u1ea5p thu nhi\u1ec1u kho\u00e1ng ch\u1ea5t t\u1eeb m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc, do \u0111\u00f3 \u0111\u00f2i h\u1ecfi c\u1ea7n b\u1ed5 sung kho\u00e1ng ch\u1ea5t nhi\u1ec1u h\u01a1n trong kh\u1ea9u ph\u1ea7n \u0103n ho\u1eb7c b\u1ed5 sung tr\u1ef1c ti\u1ebfp v\u00e0o m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc nu\u00f4i.<\/p>\n

T\u1ef7 l\u1ec7 h\u1ea5p th\u1ee5 thu\u1ea7n c\u1ee7a c\u00e1c kho\u00e1ng ch\u1ea5t \u0111\u1ed3ng (Cu), s\u1eaft (Fe), mangan (Mn), selen (Se) v\u00e0 k\u1ebdm (Zn) \u1edf d\u1ea1ng h\u1eefu c\u01a1 cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi m\u1ee9c h\u1ea5p th\u1ee5 c\u00e1c ch\u1ea5t kho\u00e1ng n\u00e0y \u1edf d\u1ea1ng v\u00f4 c\u01a1. T\u1ef7 l\u1ec7 h\u1ea5p th\u1ee5 c\u00e1c kho\u00e1ng ch\u1ea5t h\u1eefu c\u01a1 cao h\u01a1n so v\u1edbi c\u00e1c kho\u00e1ng ch\u1ea5t v\u00f4 c\u01a1 l\u1ea7n l\u01b0\u1ee3t l\u00e0 39,3% trong kh\u1ea9u ph\u1ea7n \u0103n tinh khi\u1ebft (l\u00f2ng tr\u1eafng tr\u1ee9ng ho\u1eb7c b\u1ed9t \u0111\u1eadu n\u00e0nh) v\u00e0 81,1% trong kh\u1ea9u ph\u1ea7n \u0103n th\u1ef1c t\u1ebf.<\/p>\n

Nhi\u1ec1u nghi\u00ean c\u1ee9u cho th\u1ea5y c\u00e1c ch\u1ea5t kho\u00e1ng h\u1eefu c\u01a1 c\u00f3 gi\u00e1 tr\u1ecb sinh h\u1ecdc cao v\u00e0 \u0111\u01b0\u1ee3c \u0111\u1ed9ng v\u1eadt h\u1ea5p th\u1ee5 d\u1ec5 d\u00e0ng h\u01a1n c\u00e1c ch\u1ea5t kho\u00e1ng v\u00f4 c\u01a1, do \u0111\u00f3 l\u01b0\u1ee3ng ch\u1ea5t kho\u00e1ng \u0111\u01b0\u1ee3c b\u00e0i ti\u1ebft ra ngo\u00e0i m\u00f4i tr\u01b0\u1eddng \u00edt h\u01a1n, kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m cao, cho c\u1ea3 \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc.<\/p>\n

Do \u0111\u00f3, trong qu\u00e1 tr\u00ecnh nu\u00f4i c\u1ea7n cung c\u1ea5p th\u00eam m\u1ed9t ph\u1ea7n ch\u1ea5t kho\u00e1ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m b\u1ed5 sung ch\u1ea5t kho\u00e1ng. M\u1ee9c \u0111\u1ed9 b\u1ed5 sung 0,5 – 2% kh\u1ea9u ph\u1ea7n \u0103n, t\u00f9y th\u00e0nh ph\u1ea7n, li\u1ec1u l\u01b0\u1ee3ng c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 c\u00e1c giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n c\u1ee7a \u0111\u1ed9ng v\u1eadt th\u1ee7y s\u1ea3n, ng\u01b0\u1eddi nu\u00f4i c\u00f3 th\u1ec3 ph\u1ed1i tr\u1ed9n v\u1edbi th\u1ee9c \u0103n theo t\u1ef7 l\u1ec7 m\u00e0 nh\u00e0 cung c\u1ea5p ch\u1ec9 d\u1eabn.<\/p>\n

\"H\u00ecnh

H\u00ecnh 02: C\u1ea7n b\u1ed5 sung kho\u00e1ng cho c\u00e1 gi\u1ed1ng<\/p><\/div>\n

4. Vai tr\u00f2 c\u1ee7a c\u00e1c kho\u00e1ng ch\u1ea5t thi\u1ebft y\u1ebfu<\/h2>\n

\u0110\u1ed1i v\u1edbi c\u00e1 c\u00f3 v\u1ea3y khi thi\u1ebfu h\u1ee5t Ca v\u00e0 Mg s\u1ebd c\u00f3 bi\u1ec3u hi\u1ec7n m\u1ec1m v\u1ea3y, \u0111\u1ee5c c\u01a1, cong th\u00e2n. S\u1ef1 thi\u1ebfu h\u1ee5t K c\u0169ng c\u00f3 li\u00ean quan \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng gi\u1ea3m \u0103n, y\u1ebfu c\u01a1 \u0111\u1ed1i v\u1edbi c\u00e1, hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ee5c c\u01a1 v\u00e0 xu\u1ea5t hi\u1ec7n nhi\u1ec1u \u0111\u1ed1m \u0111en li ti tr\u00ean v\u1ecf \u0111\u1ed1i v\u1edbi t\u00f4m. \u0110\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ng\u1ecdt, h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng trong n\u01b0\u1edbc th\u01b0\u1eddng r\u1ea5t th\u1ea5p, cho n\u00ean t\u00f4m c\u00e1 n\u01b0\u1edbc ng\u1ecdt ph\u1ea7n l\u1edbn h\u1ea5p thu kho\u00e1ng t\u1eeb kh\u1ea9u ph\u1ea7n \u0103n \u0111\u1ec3 th\u1ecfa m\u00e3n nhu c\u1ea7u c\u1ee7a c\u01a1 th\u1ec3. Do s\u1ef1 th\u00edch nghi c\u1ee7a c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt n\u01b0\u1edbc ng\u1ecdt v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u00f3 h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng r\u1ea5t th\u1ea5p cho n\u00ean vi\u1ec7c b\u1ed5 sung kho\u00e1ng v\u00e0o n\u01b0\u1edbc \u0111\u1ec3 cung c\u1ea5p cho ch\u00fang l\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c lo\u00e0i t\u00f4m c\u00e1 n\u01b0\u1edbc m\u1eb7n v\u00e0 l\u1ee3 th\u00edch nghi v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u00f3 h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng cao, ch\u00fang h\u1ea5p th\u1ee5 ph\u1ea7n l\u1edbn kho\u00e1ng trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc \u0111\u1ec3 th\u1ecfa m\u00e3n nhu c\u1ea7u c\u1ee7a c\u01a1 th\u1ec3. M\u1ed9t khi h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng trong m\u00f4i tr\u01b0\u1eddng b\u1ecb gi\u1ea3m (gi\u1ea3m \u0111\u1ed9 m\u1eb7n) th\u00ec s\u1ef1 thi\u1ebfu h\u1ee5t kho\u00e1ng c\u00f3 th\u1ec3 x\u1ea3y ra, l\u00fac n\u00e0y vi\u1ec7c b\u1ed5 sung v\u00e0o n\u01b0\u1edbc l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec m\u00f4i tr\u01b0\u1eddng s\u1ed1ng b\u00ecnh th\u01b0\u1eddng<\/p>\n

Canxi (Ca) v\u00e0 c\u00e1c ch\u1ea5t kho\u00e1ng li\u00ean quan: Ca v\u00e0 P c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh x\u01b0\u01a1ng. Canxi c\u00f2n tham gia v\u00e0o qu\u00e1 tr\u00ecnh \u0111\u00f4ng m\u00e1u, co c\u01a1, d\u1eabn truy\u1ec1n \u00a0th\u1ea7n kinh, duy tr\u00ec \u00e1p su\u1ea5t th\u1ea9m th\u1ea5u. P c\u00f2n c\u00f3 vai tr\u00f2 trong qu\u00e1 tr\u00ecnh bi\u1ebfn d\u01b0\u1ee1ng c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng trong c\u01a1 th\u1ec3, duy tr\u00ec \u1ed5n \u0111\u1ecbnh pH trong c\u01a1 th\u1ec3 \u0111\u1ed9ng v\u1eadt th\u1ee7y s\u1ea3n. Mg l\u00e0 gi\u1eef vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c ph\u1ea3n \u1ee9ng phosphoryl h\u00f3a v\u00e0 m\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng enzyme. C\u00e1 bi\u1ec3n c\u00f3 th\u1ec3 h\u1ea5p thu m\u1ed9t l\u01b0\u1ee3ng kho\u00e1ng r\u1ea5t l\u1edbn t\u1eeb n\u01b0\u1edbc bi\u1ec3n nh\u01b0 Ca, Na, Cl, v\u00e0 Mg nh\u01b0ng c\u00e1 n\u01b0\u1edbc ng\u1ecdt ho\u1eb7c c\u00e1 nu\u00f4i trong n\u01b0\u1edbc c\u00f3 \u0111\u1ed9 m\u1eb7n th\u1ea5p h\u1ea7u nh\u01b0 kh\u00f4ng l\u1ea5y \u0111\u01b0\u1ee3c Ca, Mg t\u1eeb m\u00f4i tr\u01b0\u1eddng n\u00ean th\u1ee9c \u0103n c\u1ee7a nh\u1eefng lo\u1ea1i c\u00e1c n\u00e0y c\u1ea7n l\u01b0u \u00fd v\u00ec h\u00e0m l\u01b0\u1ee3ng Ca, Mg trong th\u1ee9c \u0103n th\u1ea5p s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 t\u0103ng tr\u01b0\u1edfng.<\/p>\n

Phospho (P): P Tham gia v\u00e0o qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng, sinh tr\u01b0\u1edfng, sinh s\u1ea3n v\u00e0 duy tr\u00ec s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a pH trong ao nu\u00f4i. C\u00e1 t\u00f4m kh\u00f4ng th\u1ec3 h\u1ea5p thu P qua m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc m\u00e0 h\u1ea5p thu tr\u1ef1c ti\u1ebfp t\u1eeb th\u1ee9c \u0103n. Khi thi\u1ebfu P, v\u1eadt nu\u00f4i s\u1ebd gi\u1ea3m sinh tr\u01b0\u1edfng, gi\u1ea3m hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng th\u1ee9c \u0103n, v\u00e0 l\u00e0m t\u00f4m b\u1ecb m\u1ec1m v\u1ecf. Do \u0111\u00f3 ng\u01b0\u1eddi nu\u00f4i h\u1ebft s\u1ee9c l\u01b0u \u00fd \u0111\u1ec3 b\u1ed5 sung \u0111\u1ee7 l\u01b0\u1ee3ng P cho t\u00f4m, c\u00e1. C\u00e1c mu\u1ed1i th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 b\u1ed5 sung P l\u00e0 KH2<\/sub>PO4<\/sub>, NaH2<\/sub>PO4<\/sub>. P h\u1ea7u nh\u01b0 ch\u1ec9 \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb th\u1ee9c \u0103n. D\u1ea5u hi\u1ec7u thi\u1ebfu P l\u00e0 sinh tr\u01b0\u1edfng ch\u1eadm, hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng th\u1ee9c \u0103n v\u00e0 h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng trong x\u01b0\u01a1ng, v\u1ea3y, v\u1ecf gi\u1ea3m. Ngo\u00e0i ra \u1edf c\u00e1 ch\u00e9p c\u00f2n c\u00f3 d\u1ea5u hi\u1ec7u t\u0103ng h\u00e0m l\u01b0\u1ee3ng m\u1ee1, gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc trong c\u01a1 th\u1ec3 v\u00e0 l\u01b0\u1ee3ng P trong m\u00e1u.<\/p>\n

Magie (Mg): L\u00e0 ch\u1ea5t x\u00fac t\u00e1c trong m\u1ed9t s\u1ed1 ph\u1ea3n \u1ee9ng quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng enzyme. T\u00f4m c\u00e1 bi\u1ec3n d\u1ec5 h\u1ea5p Mg t\u1eeb m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. Thi\u1ebfu Mg v\u1eadt nu\u00f4i s\u1ebd gi\u1ea3m \u0103n, t\u1ec9 l\u1ec7 ch\u1ebft cao.<\/p>\n

S\u1eaft (Fe)<\/strong>: Fe trong c\u01a1 th\u1ec3 t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 nh\u01b0 hemoglobin hay c\u00f3 th\u1ec3 \u1edf d\u1ea1ng v\u00f4 c\u01a1 nh\u01b0 Fe d\u1ea1ng d\u1ef1 tr\u1eef trong gan, l\u00e1ch. Fe gi\u1eef vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh h\u00f4 h\u1ea5p. Thi\u1ebfu Fe c\u00e1 s\u1ebd gi\u1ea3m l\u01b0\u1ee3ng h\u1ed3ng c\u1ea7u v\u00e0 gan v\u00e0ng. Trong kh\u1ea9u ph\u1ea7n th\u1ee9c \u0103n, Fe \u1edf d\u1ea1ng v\u00f4 c\u01a1 d\u1ec5 h\u1ea5p thu h\u01a1n Fe h\u1eefu c\u01a1 v\u00e0 Fe2+\u00a0h\u1ea5p thu nhanh h\u01a1n Fe3+. \u0110\u1ed9ng v\u1eadt th\u1ee7y s\u1ea3n c\u00f3 th\u1ec3 h\u1ea5p thu Fe qua m\u00f4i tr\u01b0\u1eddng. Th\u1ee9c \u0103n c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt ch\u1ee9a nhi\u1ec1u Fe th\u00edch h\u1ee3p cho s\u1ef1 h\u1ea5p thu c\u1ee7a \u0111\u1ed9ng v\u1eadt th\u1ee7y s\u1ea3n.<\/p>\n

\u0110\u1ed3ng (Cu)<\/strong>: L\u00e0 th\u00e0nh ph\u1ea7n trong nhi\u1ec1u lo\u1ea1i enzyme c\u00f3 t\u00ednh oxy ho\u00e1 v\u00e0 c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong s\u1ef1 h\u00f4 h\u1ea5p, th\u00e0nh ph\u1ea7n c\u1ee7a s\u1eafc t\u1ed1 \u0111en (Melanin), k\u00edch th\u00edch qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng ch\u1ea5t Fe. \u0110\u1ed1i v\u1edbi gi\u00e1p x\u00e1c d\u1ea5u hi\u1ec7u thi\u1ebfu Cu l\u00e0 sinh tr\u01b0\u1edfng ch\u1eadm, h\u00e0m l\u01b0\u1ee3ng Cu trong m\u00e1u, gan t\u1ee5y gi\u1ea3m. \u1ede c\u00e1 thi\u1ebfu Cu c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn sinh tr\u01b0\u1edfng v\u00e0 d\u1ec5 b\u1ecb nhi\u1ec5m b\u1ec7nh.<\/p>\n

K\u1ebdm (Zn)<\/strong>: <\/strong>Zn l\u00e0 th\u00e0nh ph\u1ea7n c\u1ea5u t\u1ea1o enzyme x\u00fac t\u00e1c ph\u1ea3n \u1ee9ng hydrat ho\u00e1 l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng v\u1eadn chuy\u1ec3n CO2<\/sub>\u00a0v\u00e0 k\u00edch th\u00edch ti\u1ebft HCl trong d\u1ea1 d\u00e0y. Khi thi\u1ebfu Zn t\u00f4m c\u00e1 gi\u1ea3m t\u0103ng t\u01b0\u1edfng v\u00e0 gi\u1ea3m s\u1ee9c sinh s\u1ea3n. Thi\u1ebfu k\u1ebdm c\u00e1 nu\u00f4i s\u1ebd gi\u1ea3m sinh tr\u01b0\u1edfng, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng sinh s\u1ea3n. K\u1ebdm c\u0169ng r\u1ea5t quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh l\u00e0m l\u00e0nh v\u1ebft th\u01b0\u01a1ng ngo\u00e0i da, gi\u00fap da, v\u00e2y, v\u1ea3y s\u0103n ch\u1eafc gi\u1ea3m tr\u1ea7y x\u01b0\u1edbc khi v\u1eadn chuy\u1ec3n, thu ho\u1ea1ch. Ngo\u00e0i ra, k\u1ebdm gi\u00fap t\u0103ng c\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng mi\u1ec5n d\u1ecbch ch\u1ed1ng l\u1ea1i m\u1ea7m b\u1ec7nh, \u0111\u1eb7c bi\u1ec7t trong giai \u0111o\u1ea1n c\u00e1 h\u01b0\u01a1ng, gi\u1ed1ng, \u1ebfch trong giai \u0111o\u1ea1n n\u00f2ng n\u1ecdc, m\u1ecdc ch\u00e2n.<\/p>\n

\"H\u00ecnh

H\u00ecnh 03: B\u1ed5 sung kho\u00e1ng v\u00e0o giai \u0111o\u1ea1n m\u1ecdc ch\u00e2n c\u1ee7a \u1ebfch<\/p><\/div>\n

5. Bi\u1ec7n ph\u00e1p cung c\u1ea5p kho\u00e1ng cho c\u00e1<\/strong><\/h2>\n

Ngu\u1ed3n cung c\u1ea5p kho\u00e1ng cho t\u00f4m c\u00e1 c\u00f3 t\u1eeb th\u1ee9c \u0103n v\u00e0 trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc. Tuy nhi\u00ean, hi\u1ec7n t\u01b0\u1ee3ng thi\u1ebfu h\u1ee5t kho\u00e1ng v\u1eabn th\u01b0\u1eddng xuy\u00ean x\u1ea3y ra do nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c nhau. Trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111\u1ed9 m\u1eb7n th\u1ea5p hay n\u01b0\u1edbc ng\u1ecdt th\u00ec h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng h\u00f2a tan trong n\u01b0\u1edbc th\u1ea5p n\u00ean kh\u00f4ng \u0111\u1ee7 cung c\u1ea5p cho t\u00f4m c\u00e1, trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y t\u00f4m c\u00e1 ch\u1ee7 y\u1ebfu h\u1ea5p thu kho\u00e1ng t\u1eeb th\u1ee9c \u0103n. C\u00f3 th\u1ec3 trong th\u1ee9c \u0103n (th\u1ee9c \u0103n c\u00f4ng nghi\u1ec7p) ch\u1ee9a \u0111\u1ee7 ch\u1ea5t kho\u00e1ng c\u1ea7n thi\u1ebft cho t\u00f4m c\u00e1, nh\u01b0ng ch\u00fang v\u1eabn c\u00f3 th\u1ec3 b\u1ecb thi\u1ebfu kho\u00e1ng khi nu\u00f4i m\u1eadt \u0111\u1ed9 th\u00e2m canh r\u1ea5t cao. H\u01a1n n\u1eefa, c\u00e1c lo\u1ea1i kho\u00e1ng v\u00f4 c\u01a1 b\u1ed5 sung trong th\u1ee9c \u0103n d\u1ec5 b\u1ecb tan trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c lo\u00e0i t\u00f4m n\u01b0\u1edbc l\u1ee3, bi\u1ec7n ph\u00e1p b\u1ed5 sung th\u00eam kho\u00e1ng trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111\u1ed9 m\u1eb7n th\u1ea5p ho\u1eb7c m\u1ea5t c\u00e2n \u0111\u1ed1i kho\u00e1ng l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft. C\u00e1c lo\u1ea1i kho\u00e1ng v\u00f4 c\u01a1 d\u1ec5 tan th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ed5 sung v\u00e0o m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc bao g\u1ed3m: NaCl, CaSO4<\/sub>, MgSO4<\/sub>, KCl, K2<\/sub>SO4<\/sub>, Dolomite; NaHCO3<\/sub>, CaCl2<\/sub>, MgCl2<\/sub>. \u0110\u1ec3 cung c\u1ea5p kho\u00e1ng vi l\u01b0\u1ee3ng, n\u1ebfu b\u1ed5 sung c\u00e1c kho\u00e1ng \u0111\u01a1n t\u1eeb ngu\u1ed3n nguy\u00ean li\u1ec7u th\u00ec kh\u00f4ng ti\u1ec7n d\u1ee5ng v\u00e0 kh\u00f4ng kh\u1ea3 thi, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m kho\u00e1ng t\u1ed5ng h\u1ee3p (kho\u00e1ng t\u1ea1t) \u0111\u1ec3 b\u1ed5 sung kho\u00e1ng vi l\u01b0\u1ee3ng cho n\u01b0\u1edbc ao. Trong tr\u01b0\u1eddng h\u1ee3p b\u1ed5 sung kho\u00e1ng v\u00e0o th\u1ee9c \u0103n th\u00ec n\u00ean ch\u1ecdn c\u00e1c lo\u1ea1i kho\u00e1ng h\u1eefu c\u01a1 bao g\u1ed3m c\u00e1c ph\u1ee9c c\u1ee7a kho\u00e1ng v\u1edbi amino acid, polysaccharide hay proteinate.<\/p>\n

Hi\u1ec3u \u0111\u01b0\u1ee3c nhu c\u1ea7u kho\u00e1ng ch\u1ea5t l\u00e0 r\u1ea5t quan tr\u1ecdng trong nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n, GREENFEED ph\u1ed1i h\u1ee3p c\u00f9ng c\u00e1c chuy\u00ean gia \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t d\u00f2ng s\u1ea3n ph\u1ea9m chuy\u00ean kho\u00e1ng GREEN MINERALS \u0111\u1ec3 b\u1ed5 sung v\u00e0o c\u00e1c giai \u0111o\u1ea1n kh\u00e1c nhau c\u1ee7a c\u00e1. S\u1ea3n ph\u1ea9m ch\u1ee9a nhi\u1ec1u lo\u1ea1i kho\u00e1ng h\u1eefu c\u01a1 thi\u1ebft y\u1ebfu d\u1ec5 h\u1ea5p thu qua \u0111\u01b0\u1eddng ti\u00eau h\u00f3a v\u00e0 h\u1ea5p thu t\u1ed1t qua m\u00f4i tr\u01b0\u1eddng b\u1eb1ng c\u00e1c t\u1ea1t v\u00e0o n\u01b0\u1edbc. Chi ti\u1ebft xin li\u00ean h\u1ec7 \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt th\u01b0\u01a1ng m\u1ea1i C\u00f4ng Ty GREENFEED.<\/p>\n

\"H\u00ecnh

H\u00ecnh 4: S\u1ea3n ph\u1ea9m kho\u00e1ng cao c\u1ea5p cho th\u1ee7y s\u1ea3n<\/p><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

Ch\u1ea5t kho\u00e1ng c\u00f3 nhi\u1ec1u ch\u1ee9c n\u0103ng kh\u00e1c nhau c\u1ea3 b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i t\u1ebf b\u00e0o. Ch\u00fang \u0111\u00f3ng vai tr\u00f2 l\u00e0 th\u00e0nh ph\u1ea7n c\u1ea5u tr\u00fac c\u1ee7a m\u00f4 c\u1ee9ng v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a m\u00f4 m\u1ec1m t\u1ea1o n\u00ean c\u1ea5u tr\u00fac c\u1ee7a c\u01a1 th\u1ec3. Ch\u00fang c\u0169ng l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a ph\u1ee9c h\u1ee3p protein – kim lo\u1ea1i v\u00e0 \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ea5t ho\u1ea1t h\u00f3a c\u1ee7a nhi\u1ec1u lo\u1ea1i enzym.<\/p>\n","protected":false},"author":1,"featured_media":3182,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[546,145],"class_list":["post-3181","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tu-lieu-ky-thuat","tag-khoang","tag-thuy-san-viet-nam"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/posts\/3181","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/comments?post=3181"}],"version-history":[{"count":5,"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/posts\/3181\/revisions"}],"predecessor-version":[{"id":3191,"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/posts\/3181\/revisions\/3191"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/media\/3182"}],"wp:attachment":[{"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/media?parent=3181"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/categories?post=3181"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.greenfeed.com.vn\/thuy-san\/wp-json\/wp\/v2\/tags?post=3181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}