{"id":7306,"date":"2024-02-19T14:18:31","date_gmt":"2024-02-19T07:18:31","guid":{"rendered":"https:\/\/apanano.com\/vi\/?p=7306"},"modified":"2024-02-19T14:19:18","modified_gmt":"2024-02-19T07:19:18","slug":"khau-phan-giam-dam-tho-cac-cap-nhat-moi-va-luu-y","status":"publish","type":"post","link":"https:\/\/apanano.vn\/vi\/news\/khau-phan-giam-dam-tho-cac-cap-nhat-moi-va-luu-y\/","title":{"rendered":"Kh\u1ea9u ph\u1ea7n gi\u1ea3m \u0111\u1ea1m th\u00f4: C\u00e1c c\u1eadp nh\u1eadt m\u1edbi v\u00e0 l\u01b0u \u00fd"},"content":{"rendered":"<p><strong>Vi\u1ec7c gi\u1ea3m b\u1edbt h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i kh\u00f4ng ch\u1ec9 \u0111em l\u1ea1i nhi\u1ec1u\u00a0<\/strong><strong>l\u1ee3i \u00edch v\u1ec1 kinh t\u1ebf, m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n ph\u00fac l\u1ee3i c\u0169ng nh\u01b0 s\u1ee9c kh\u1ecfe v\u1eadt nu\u00f4i.<\/strong><\/p>\n<p><strong>\u00a0<\/strong>M\u1ed9t trong nh\u1eefng b\u00e0i to\u00e1n nan gi\u1ea3i c\u1ee7a c\u00e1c nh\u00e0 l\u00e0m c\u00f4ng th\u1ee9c th\u1ee9c \u0103n ch\u0103n nu\u00f4i hi\u1ec7n nay kh\u00f4ng ch\u1ec9 l\u00e0 l\u00e0m sao \u0111\u1ec3 cung c\u1ea5p \u0111\u1ee7 dinh d\u01b0\u1ee1ng cho v\u1eadt nu\u00f4i v\u1edbi m\u1ed9t chi ph\u00ed t\u1ed1i \u01b0u nh\u1ea5t m\u00e0 c\u00f2n ph\u1ea3i th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng. \u0110\u1ea1m l\u00e0 nguy\u00ean li\u1ec7u c\u00f3 chi ph\u00ed cao th\u1ee9 hai trong c\u00f4ng th\u1ee9c, ch\u1ec9 sau n\u0103ng l\u01b0\u1ee3ng v\u00e0 l\u00e0 th\u00e0nh ph\u1ea7n c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn nh\u1ea5t \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng. C\u00f9ng v\u1edbi s\u1ef1 c\u1ea1nh tranh ngu\u1ed3n \u0111\u1ea1m v\u00e0 l\u01b0\u01a1ng th\u1ef1c kh\u00e1c c\u1ee7a ng\u01b0\u1eddi, ngu\u1ed3n \u0111\u1ea1m d\u00e0nh cho v\u1eadt nu\u00f4i \u0111ang ng\u00e0y c\u00e0ng khan hi\u1ebfm, v\u00ec th\u1ebf, vi\u1ec7c \u0111\u00e1p \u1ee9ng v\u1eeba \u0111\u1ee7 \u0111\u1ea1m cho v\u1eadt nu\u00f4i hi\u1ec7n \u0111ang l\u00e0 xu th\u1ebf m\u00e0 c\u00e1c nh\u00e0 l\u00e0m c\u00f4ng th\u1ee9c \u0111ang h\u01b0\u1edbng \u0111\u1ebfn.<\/p>\n<p><strong>\u1ea2nh h\u01b0\u1edfng c\u1ee7a kh\u1ea9u ph\u1ea7n gi\u00e0u \u0111\u1ea1m \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng<\/strong><\/p>\n<p><strong>\u00a0<\/strong>NH<sub>3\u00a0<\/sub>tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n c\u1ee7a ch\u1ea5t th\u1ea3i \u0111\u1ed9ng v\u1eadt khi \u0111\u1ea1m gi\u00e0u nit\u01a1 trong th\u1ee9c \u0103n kh\u00f4ng \u0111\u01b0\u1ee3c ti\u00eau h\u00f3a v\u00e0 chuy\u1ec3n h\u00f3a ho\u00e0n to\u00e0n th\u00e0nh c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u1ed9ng v\u1eadt (th\u1ecbt, tr\u1ee9ng, s\u1eefa,\u2026). M\u1eb7c d\u00f9, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t trong c\u00e1c kh\u00ed nh\u00e0 k\u00ednh, NH<sub>3\u00a0<\/sub>c\u00f3 nh\u1eefng \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c nh\u1ea5t \u0111\u1ecbnh \u0111\u1ebfn s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi, m\u00f4i tr\u01b0\u1eddng v\u00e0 h\u1ec7 sinh th\u00e1i. Hai \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c ch\u00ednh l\u00ean h\u1ec7 sinh th\u00e1i c\u1ee7a NH<sub>3\u00a0<\/sub>l\u00e0 axit h\u00f3a v\u00e0 ph\u00fa d\u01b0\u1ee1ng. \u0110\u1ed9 chua qu\u00e1 m\u1ee9c c\u1ee7a \u0111\u1ea5t c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho c\u00e1c h\u1ec7 sinh th\u00e1i tr\u00ean c\u1ea1n v\u00e0 d\u01b0\u1edbi n\u01b0\u1edbc. S\u1ef1 l\u1eafng \u0111\u1ecdng c\u1ee7a NH<sub>3\u00a0<\/sub>l\u00e0m t\u0103ng n\u1ed3ng \u0111\u1ed9 nit\u01a1 trong \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng ph\u00fa d\u01b0\u1ee1ng. Con ng\u01b0\u1eddi ti\u1ebfp x\u00fac v\u1edbi n\u1ed3ng \u0111\u1ed9 cao c\u1ee7a NH<sub>3<\/sub>\u00a0c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p v\u00e0 ch\u1ee9c n\u0103ng ph\u1ed5i. NH<sub>3<\/sub>\u00a0c\u0169ng l\u00e0 ti\u1ec1n ch\u1ea5t c\u1ee7a b\u1ee5i m\u1ecbn (PM), m\u1ed9t ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed m\u1ea1nh, g\u00e2y h\u1ea1i cho s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi.<\/p>\n<p>NH<sub>3<\/sub>\u00a0c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a th\u00e0nh oxit nit\u01a1 (N<sub>2<\/sub>O) th\u00f4ng qua qu\u00e1 tr\u00ecnh oxy h\u00f3a. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00ed nh\u00e0 k\u00ednh quan tr\u1ecdng nh\u1ea5t, sau CH<sub>4<\/sub>\u00a0v\u00e0 CO<sub>2<\/sub>. N<sub>2<\/sub>O l\u00e0 m\u1ed1i \u0111e d\u1ecda (li\u00ean quan \u0111\u1ebfn con ng\u01b0\u1eddi) l\u1edbn nh\u1ea5t \u0111\u1ed1i v\u1edbi t\u1ea7ng ozon, v\u1edbi kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi cao g\u1ea5p 296 l\u1ea7n so v\u1edbi kh\u00ed CO\u00ad<sub>2<\/sub>\u00a0v\u00e0 c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong kh\u00ed quy\u1ec3n l\u00ean \u0111\u1ebfn 120 n\u0103m (Intergovernmental Panel on Climate Change, 2014). Theo b\u00e1o c\u00e1o c\u1ee7a T\u1ed5 ch\u1ee9c L\u01b0\u01a1ng th\u1ef1c v\u00e0 N\u00f4ng nghi\u1ec7p Li\u00ean h\u1ee3p qu\u1ed1c (FAO), 65% l\u01b0\u1ee3ng N<sub>2<\/sub>O trong kh\u00ed quy\u1ec3n c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb ch\u1ea5t th\u1ea3i gia s\u00fac.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u1ea2nh h\u01b0\u1edfng c\u1ee7a kh\u1ea9u ph\u1ea7n cao \u0111\u1ea1m l\u00ean v\u1eadt nu\u00f4i<\/strong><\/p>\n<p><strong>\u00a0<\/strong>L\u01b0\u1ee3ng protein d\u01b0 th\u1eeba trong kh\u1ea9u ph\u1ea7n c\u0169ng g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe \u0111\u01b0\u1eddng ru\u1ed9t c\u1ee7a v\u1eadt nu\u00f4i. \u0110\u1ea1m kh\u00f4ng \u0111\u01b0\u1ee3c ti\u00eau h\u00f3a s\u1ebd tr\u1edf th\u00e0nh th\u1ee9c \u0103n cho c\u00e1c vi khu\u1ea9n l\u00ean men \u0111\u1ea1m, d\u1eabn \u0111\u1ebfn s\u1ef1 t\u0103ng sinh qu\u00e1 m\u1ee9c c\u1ee7a c\u00e1c vi khu\u1ea9n n\u00e0y, l\u00e0m m\u1ea5t c\u00e2n b\u1eb1ng h\u1ec7 vi sinh ru\u1ed9t. \u0110\u1ed3ng th\u1eddi, qu\u00e1 tr\u00ecnh l\u00ean men \u0111\u1ea1m sinh ra c\u00e1c ch\u1ea5t chuy\u1ec3n h\u00f3a c\u00f3 h\u1ea1i (ammoniac, hydrogen sulfide, bioamines, c\u00e1c g\u1ed1c phenol v\u00e0 indole) c\u00f3 t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ebfn sinh l\u00fd \u0111\u01b0\u1eddng ru\u1ed9t v\u00e0 s\u1ee9c kh\u1ecfe c\u1ee7a v\u1eadt nu\u00f4i. S\u1ef1 d\u01b0 th\u1eeba \u0111\u1ea1m l\u00e0m t\u0103ng ph\u1ea3n \u1ee9ng kh\u1eed amin, g\u00e2y ti\u00eau t\u1ed1n n\u0103ng l\u01b0\u1ee3ng \u2013 nguy\u00ean li\u1ec7u \u0111\u1eaft \u0111\u1ecf nh\u1ea5t trong c\u00f4ng th\u1ee9c. Qu\u00e1 tr\u00ecnh n\u00e0y c\u0169ng l\u00e0m t\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t sinh ra, c\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u1eb7c bi\u1ec7t ti\u00eau c\u1ef1c \u0111\u1ebfn s\u1ee9c kh\u1ecfe v\u1eadt nu\u00f4i trong \u0111i\u1ec1u ki\u1ec7n stress nhi\u1ec7t.<\/p>\n<p>Kh\u1ea9u ph\u1ea7n \u0103n gi\u00e0u \u0111\u1ea1m c\u00f3 kh\u1ea3 n\u0103ng li\u00ean k\u1ebft axit (ABC) cao, l\u00e0m t\u0103ng \u0111\u1ed9 pH c\u1ee7a \u0111\u01b0\u1eddng ti\u00eau h\u00f3a (Lawlor\u00a0<em>et al.<\/em>, 2005), t\u1ea1o m\u00f4i tr\u01b0\u1eddng thu\u1eadn l\u1ee3i cho s\u1ef1 t\u0103ng sinh c\u1ee7a vi khu\u1ea9n g\u00e2y b\u1ec7nh (<em>Bacteroides<\/em>\u00a0v\u00e0\u00a0<em>Clostridium)<\/em>, d\u1eabn \u0111\u1ebfn l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 m\u1eafc b\u1ec7nh ti\u00eau ch\u1ea3y sau cai s\u1eefa \u1edf heo con. V\u00ec th\u1ebf, gi\u1ea3m \u0111\u1ea1m th\u00f4 trong kh\u1ea9u ph\u1ea7n s\u1ebd c\u00f3 \u1ea3nh h\u01b0\u1edfng t\u00edch c\u1ef1c \u0111\u1ebfn s\u1ee9c kh\u1ecfe \u0111\u01b0\u1eddng ru\u1ed9t c\u0169ng nh\u01b0 h\u1ec7 vi sinh ru\u1ed9t c\u1ee7a v\u1eadt nu\u00f4i.<\/p>\n<p>&nbsp;<\/p>\n<table border=\"1\" width=\"372\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td width=\"185\"><strong>Nguy\u00ean li\u1ec7u<\/strong><\/td>\n<td width=\"49\"><strong>pH<\/strong><\/td>\n<td width=\"137\"><strong>ABC \u2013 4<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"185\">B\u1ed9t c\u00e1<\/td>\n<td width=\"49\">6.7<\/td>\n<td width=\"137\">738<\/td>\n<\/tr>\n<tr>\n<td width=\"185\">B\u00e3 n\u00e0nh<\/td>\n<td width=\"49\">7.1<\/td>\n<td width=\"137\">642<\/td>\n<\/tr>\n<tr>\n<td width=\"185\">B\u1ed9t x\u01b0\u01a1ng th\u1ecbt<\/td>\n<td width=\"49\">6.6<\/td>\n<td width=\"137\">595<\/td>\n<\/tr>\n<tr>\n<td width=\"185\">B\u00e3 h\u1ea1t c\u1ea3i<\/td>\n<td width=\"49\">6.3<\/td>\n<td width=\"137\">498<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>Ngo\u00e0i ra, kh\u1ea9u ph\u1ea7n th\u1eeba \u0111\u1ea1m tr\u00ean gia c\u1ea7m c\u00f2n l\u00e0m t\u0103ng \u0111\u1ed9 \u1ea9m v\u00e0 h\u00e0m l\u01b0\u1ee3ng axit uric trong ch\u1ea5t \u0111\u1ed9n chu\u1ed3ng, g\u00e2y t\u0103ng t\u1ef7 l\u1ec7 vi\u00eam \u0111\u1ec7m b\u00e0n ch\u00e2n \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng \u0111\u1ebfn ph\u00fac l\u1ee3i \u0111\u1ed9ng v\u1eadt c\u1ee7a g\u00e0.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-69870 lazyload\" data-src=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image001-1.png\" data-sizes=\"(max-width: 680px) 100vw, 680px\" data-srcset=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image001-1.png 680w, https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image001-1-300x166.png 300w\" alt=\"\" width=\"680\" height=\"377\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 680px; --smush-placeholder-aspect-ratio: 680\/377;\" \/><\/p>\n<p><strong>S\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o nguy\u00ean li\u1ec7u<\/strong><\/p>\n<p>G\u1ea7n 70% ngu\u1ed3n \u0111\u1ea1m s\u1eed d\u1ee5ng trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i \u0111\u1ebfn t\u1eeb kh\u00f4 \u0111\u1eadu n\u00e0nh. Nhu c\u1ea7u v\u1ec1 nguy\u00ean li\u1ec7u th\u1ee9c \u0103n ch\u0103n nu\u00f4i n\u00f3i chung v\u00e0 kh\u00f4 \u0111\u1ea7u n\u00e0nh n\u00f3i ri\u00eang kh\u00f4ng ng\u1eebng t\u0103ng cao do s\u1ef1 gia t\u0103ng nhu c\u1ea7u v\u1ec1 th\u1ecbt khi\u1ebfn ngu\u1ed3n kh\u00f4 \u0111\u1eadu n\u00e0nh tr\u1edf n\u00ean khan hi\u1ebfm. Trung Qu\u1ed1c l\u00e0 m\u1ed9t v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh, t\u1eeb n\u0103m 2002, Trung Qu\u1ed1c tr\u1edf th\u00e0nh qu\u1ed1c gia nh\u1eadp si\u00eau \u0111\u1eadu n\u00e0nh v\u00e0 \u0111\u1ee9ng \u0111\u1ea7u th\u1ebf gi\u1edbi. Trong 5 n\u0103m g\u1ea7n \u0111\u00e2y, s\u1ea3n l\u01b0\u1ee3ng \u0111\u1eadu n\u00e0nh nh\u1eadp kh\u1ea9u c\u1ee7a Trung Qu\u1ed1c giao \u0111\u1ed9ng t\u1eeb 88-100 tri\u1ec7u t\u1ea5n, g\u1ea5p kho\u1ea3ng 5 l\u1ea7n s\u1ea3n l\u01b0\u1ee3ng \u0111\u1eadu n\u00e0nh n\u1ed9i \u0111\u1ecba v\u00e0 chi\u1ebfm kho\u1ea3ng 60% t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng \u0111\u1eadu n\u00e0nh th\u01b0\u01a1ng m\u1ea1i to\u00e0n c\u1ea7u (H\u00ecnh 1). \u0110i\u1ec1u n\u00e0y cho th\u1ea5y s\u1ef1 ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn c\u1ee7a Trung Qu\u1ed1c v\u00e0o ngu\u1ed3n nguy\u00ean li\u1ec7u nh\u1eadp kh\u1ea9u v\u00e0 bu\u1ed9c Trung Qu\u1ed1c ph\u1ea3i \u0111\u01b0a ra nhi\u1ec1u ch\u00ednh s\u00e1ch kh\u00e1c nhau \u0111\u1ec3 gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c n\u00e0y nh\u1ea5t l\u00e0 khi cu\u1ed9c chi\u1ebfn tranh th\u01b0\u01a1ng m\u1ea1i v\u1edbi M\u1ef9 n\u1ed5 ra v\u00e0o gi\u1eefa n\u0103m 2018. M\u1ed9t trong nh\u1eefng ch\u00ednh s\u00e1ch \u0111\u1ec3 gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n \u0111\u1eadu n\u00e0nh nh\u1eadp kh\u1ea9u m\u00e0 ch\u00ednh qu\u1ed1c gia t\u1ef7 d\u00e2n \u0111\u00e3 \u0111\u01b0a ra l\u00e0 th\u1ef1c hi\u1ec7n \u0111i\u1ec1u ch\u1ec9nh gi\u1ea3m \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i. Ng\u00e0y 26\/10\/2018, Hi\u1ec7p h\u1ed9i C\u00f4ng nghi\u1ec7p Th\u1ee9c \u0103n ch\u0103n nu\u00f4i Trung Qu\u1ed1c \u0111\u00e3 th\u00f4ng qua c\u00e1c khuy\u1ebfn ngh\u1ecb m\u1edbi v\u1ec1 ti\u00eau chu\u1ea9n c\u1ee7a th\u1ee9c \u0103n cho heo v\u00e0 gia c\u1ea7m, v\u1edbi h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 gi\u1ea3m l\u1ea7n l\u01b0\u1ee3t l\u00e0 1.5 v\u00e0 1.0%.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-69872 lazyload\" data-src=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-2.png\" data-sizes=\"(max-width: 961px) 100vw, 961px\" data-srcset=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-2.png 961w, https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-2-300x181.png 300w, https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-2-768x463.png 768w\" alt=\"\" width=\"961\" height=\"579\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 961px; --smush-placeholder-aspect-ratio: 961\/579;\" \/><\/p>\n<p style=\"text-align: center;\"><em>H\u00ecnh 1.\u00a0<\/em><em>Nh\u1eadp kh\u1ea9u\u00a0<\/em><em>\u0111\u1eadu\u00a0<\/em><em>n\u00e0nh v\u00e0\u00a0<\/em><em>\u0111\u1eadu\u00a0<\/em><em>n\u00e0nh s\u1ea3n xu\u1ea5t n\u1ed9i \u0111\u1ecba c\u1ee7a Trung Qu\u1ed1c<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><em>(<\/em><em>Ngu\u1ed3n: Chinese Ministry of Agriculture and Rural Affairs, China Agricultural Outlook Report 2023-2032, Chinese National Bureau of Statistics, Radobank \u2022 Graphic: Di\u00e1logo Chino<\/em><em>)<\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Trong m\u1ed9t ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p d\u1ef1a tr\u00ean 10 nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u1ec1 kh\u1ea9u ph\u1ea7n gi\u1ea3m \u0111\u1ea1m th\u00f4 tr\u00ean heo, Wang v\u00e0 cs, 2018, k\u1ebft lu\u1eadn r\u1eb1ng v\u1edbi m\u1ed7i 1% \u0111\u1ea1m th\u00f4 \u0111\u01b0\u1ee3c gi\u1ea3m trong c\u00f4ng th\u1ee9c, 3% h\u00e0m l\u01b0\u1ee3ng nguy\u00ean li\u1ec7u cung \u0111\u1ea1m c\u0169ng \u0111\u01b0\u1ee3c gi\u1ea3m (H\u00ecnh 2). \u0110i\u1ec1u n\u00e0y cho th\u1ea5y r\u1eb1ng, gi\u1ea3m \u0111\u1ea1m th\u00f4 trong kh\u1ea9u ph\u1ea7n \u0103n \u0111\u1ec3 gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o nguy\u00ean li\u1ec7u \u0111\u1ea1m th\u00f4 l\u00e0 m\u1ed9t ph\u01b0\u01a1ng \u00e1n kh\u1ea3 thi.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-69873 lazyload\" data-src=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image003-1.png\" data-sizes=\"(max-width: 713px) 100vw, 713px\" data-srcset=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image003-1.png 713w, https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image003-1-300x214.png 300w\" alt=\"\" width=\"713\" height=\"509\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 713px; --smush-placeholder-aspect-ratio: 713\/509;\" \/><\/p>\n<p style=\"text-align: center;\"><em>H\u00ecnh 2<\/em><em>.<\/em>\u00a0<em>M\u1ed1i quan h\u1ec7 tuy\u1ebfn t\u00ednh gi\u1eefa h\u00e0m l\u01b0\u1ee3ng nguy\u00ean li\u1ec7u cung \u0111\u1ea1m v\u00e0 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 c\u1ee7a kh\u1ea9u ph\u1ea7n cho heo<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><strong>C\u00e1c c\u1eadp nh\u1eadt v\u1ec1 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Theo c\u1eadp nh\u1eadt m\u1edbi nh\u1ea5t t\u1eeb National Research Center (NRC, 2012) v\u1ec1 nhu c\u1ea7u dinh d\u01b0\u1ee1ng ti\u00eau chu\u1ea9n cho heo \u0111\u00e3 lo\u1ea1i b\u1ecf c\u00e1c khuy\u1ebfn ngh\u1ecb v\u1ec1 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 v\u00e0 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng nit\u01a1 t\u1ed5ng s\u1ed1. N\u1ebfu s\u1eed d\u1ee5ng h\u1ec7 s\u1ed1 t\u00ednh \u0111\u1ea1m th\u00f4 t\u1eeb nit\u01a1 l\u00e0 6.25, h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 c\u1ee7a NRC 2012 th\u1ea5p h\u01a1n t\u1eeb 2-4% so v\u1edbi gi\u00e1 tr\u1ecb khuy\u1ebfn ngh\u1ecb c\u1ee7a phi\u00ean b\u1ea3n NRC 1998 (B\u1ea3ng 1).<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>B\u1ea3ng\u00a0 1. Khuy\u1ebfn ngh\u1ecb h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 c\u1ee7a National Research Center n\u0103m 1998 v\u00e0 2012<\/strong><\/em><\/p>\n<table border=\"1\" width=\"595\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td width=\"94\"><\/td>\n<td colspan=\"2\" width=\"170\">NRC, 1998<\/td>\n<td colspan=\"3\" width=\"331\">NRC, 2012<\/td>\n<\/tr>\n<tr>\n<td width=\"94\"><\/td>\n<td width=\"85\">Th\u1ec3 tr\u1ecdng<\/p>\n<p>(kg)<\/td>\n<td width=\"85\">\u0110\u1ea1m th\u00f4<\/td>\n<td width=\"85\">Th\u1ec3 tr\u1ecdng<\/p>\n<p>(kg)<\/td>\n<td width=\"85\">Nit\u01a1 t\u1ed5ng s\u1ed1<\/td>\n<td width=\"161\">\u0110\u1ea1m th\u00f4,\u00a0<em>t\u00ednh theo h\u1ec7 s\u1ed1 6.25 t\u1eeb nit\u01a1<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"94\">Heo con theo m\u1eb9<\/td>\n<td width=\"85\">3 \u2013 5<\/td>\n<td width=\"85\">26.0<\/td>\n<td width=\"85\">5 \u2013 7<\/td>\n<td width=\"85\">3.63<\/td>\n<td width=\"161\">22.69<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\" width=\"94\">Heo con cai s\u1eefa<\/td>\n<td width=\"85\">5 \u2013 10<\/td>\n<td width=\"85\">23.7<\/td>\n<td width=\"85\">7 \u2013 11<\/td>\n<td width=\"85\">3.29<\/td>\n<td width=\"161\">20.56<\/td>\n<\/tr>\n<tr>\n<td width=\"85\">10 \u2013 20<\/td>\n<td width=\"85\">20.9<\/td>\n<td width=\"85\">11 \u2013 25<\/td>\n<td width=\"85\">3.02<\/td>\n<td width=\"161\">18.88<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\" width=\"94\">Heo choai<\/td>\n<td width=\"85\">20 \u2013 50<\/td>\n<td width=\"85\">18.0<\/td>\n<td width=\"85\">25 \u2013 50<\/td>\n<td width=\"85\">2.51<\/td>\n<td width=\"161\">15.69<\/td>\n<\/tr>\n<tr>\n<td width=\"85\">50 \u2013 80<\/td>\n<td width=\"85\">15.5<\/td>\n<td width=\"85\">50 \u2013 75<\/td>\n<td width=\"85\">2.20<\/td>\n<td width=\"161\">13.75<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\" width=\"94\">Heo th\u1ecbt<\/td>\n<td rowspan=\"2\" width=\"85\">80 \u2013 120<\/td>\n<td rowspan=\"2\" width=\"85\">13.2<\/td>\n<td width=\"85\">75 \u2013 100<\/td>\n<td width=\"85\">1.94<\/td>\n<td width=\"161\">12.13<\/td>\n<\/tr>\n<tr>\n<td width=\"85\">100+<\/td>\n<td width=\"85\">1.67<\/td>\n<td width=\"161\">10.44<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>C\u00f9ng v\u1edbi s\u1ef1 thay \u0111\u1ed5i c\u1ee7a NRC, nhi\u1ec1u qu\u1ed1c gia c\u0169ng \u0111\u00e3 xem x\u00e9t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i c\u00e1c quy \u0111\u1ecbnh v\u1ec1 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i. Ng\u00e0y 26\/10\/2018, Hi\u1ec7p h\u1ed9i C\u00f4ng nghi\u1ec7p Th\u1ee9c \u0103n ch\u0103n nu\u00f4i Trung Qu\u1ed1c \u0111\u00e3 th\u00f4ng qua c\u00e1c khuy\u1ebfn ngh\u1ecb m\u1edbi v\u1ec1 ti\u00eau chu\u1ea9n c\u1ee7a th\u1ee9c \u0103n cho heo v\u00e0 gia c\u1ea7m, v\u1edbi h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 gi\u1ea3m l\u1ea7n l\u01b0\u1ee3t l\u00e0 1.5 v\u00e0 1.0% (B\u1ea3ng 2). Vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh n\u00e0y gi\u00fap gi\u1ea3m \u00e1p l\u1ef1c v\u1ec1 ngu\u1ed3n cung nguy\u00ean li\u1ec7u \u1edf Trung Qu\u1ed1c b\u1edfi Trung Qu\u1ed1c ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o ngu\u1ed3n nguy\u00ean li\u1ec7u nh\u1eadp kh\u1ea9u, nh\u1ea5t l\u00e0 \u0111\u1eadu n\u00e0nh.<\/p>\n<p>&nbsp;<\/p>\n<p><strong><em>B\u1ea3ng\u00a0 2. Quy \u0111\u1ecbnh v\u1ec1 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n heo v\u00e0 g\u00e0 th\u1ecbt c\u1ee7a Trung Qu\u1ed1c<\/em><\/strong><\/p>\n<table border=\"1\" width=\"558\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td width=\"142\"><em>\u00a0<\/em><\/td>\n<td colspan=\"2\" width=\"198\">Quy \u0111\u1ecbnh c\u0169 (t\u1ed1i thi\u1ec3u)<\/td>\n<td colspan=\"2\" width=\"217\">Quy \u0111\u1ecbnh m\u1edbi<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\" width=\"142\"><em>Heo choai v\u00e0 heo th\u1ecbt<\/em><\/td>\n<td width=\"113\">20 \u2013 40 kg<\/td>\n<td width=\"85\">15%<\/td>\n<td width=\"113\">25 \u2013 50 kg<\/td>\n<td width=\"104\">14 \u2013 16%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">40 \u2013 70 kg<\/td>\n<td width=\"85\">14%<\/td>\n<td width=\"113\">50 \u2013 75 kg<\/td>\n<td width=\"104\">13 \u2013 15%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">70 \u2013 100 kg<\/td>\n<td width=\"85\">13%<\/td>\n<td width=\"113\">75 \u2013 100 kg<\/td>\n<td width=\"104\">11 \u2013 13.5%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">100+ kg<\/td>\n<td width=\"85\">13%<\/td>\n<td width=\"113\">100+ kg<\/td>\n<td width=\"104\">10 \u2013 12.5%<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\" width=\"142\">G\u00e0 th\u1ecbt l\u00f4ng tr\u1eafng<\/td>\n<td width=\"113\">10 \u2013 21 ng\u00e0y<\/td>\n<td width=\"85\">20%<\/td>\n<td width=\"113\">10 \u2013 21 ng\u00e0y<\/td>\n<td width=\"104\">20 \u2013 22%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">21 \u2013 35 ng\u00e0y<\/td>\n<td width=\"85\">18%<\/td>\n<td width=\"113\">21 \u2013 35 ng\u00e0y<\/td>\n<td width=\"104\">18 \u2013 21%<\/td>\n<\/tr>\n<tr>\n<td width=\"113\">35+ ng\u00e0y<\/td>\n<td width=\"85\">16%<\/td>\n<td width=\"113\">35+ ng\u00e0y<\/td>\n<td width=\"104\">16 \u2013 19%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>Th\u00e1ng 7\/2021, B\u1ed9 N\u00f4ng nghi\u1ec7p, L\u01b0\u01a1ng th\u1ef1c v\u00e0 N\u00f4ng th\u00f4n H\u00e0n Qu\u1ed1c th\u00f4ng b\u00e1o v\u1ec1 vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ec3 h\u1ea1n ch\u1ebf h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng nit\u01a1 d\u01b0 th\u1eeba trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i. Th\u00e1ng 12\/2021, \u0111i\u1ec1u ch\u1ec9nh \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ea7u ti\u00ean tr\u00ean heo (B\u1ea3ng 3). Nh\u1eefng thay \u0111\u1ed5i v\u1ec1 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i \u0111\u01b0\u1ee3c \u0111\u01b0a ra nh\u01b0 m\u1ed9t h\u00e0nh \u0111\u1ed9ng cho tuy\u00ean b\u1ed1 tr\u1edf th\u00e0nh qu\u1ed1c gia trung t\u00ednh c\u00e1c bon v\u00e0o n\u0103m 2050 t\u1ea1i Li\u00ean H\u1ee3p Qu\u1ed1c c\u1ee7a H\u00e0n Qu\u1ed1c.<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>B\u1ea3ng\u00a0 3. Quy \u0111\u1ecbnh v\u1ec1 h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n heo c\u1ee7a H\u00e0n Qu\u1ed1c<\/strong><\/em><\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td width=\"141\"><\/td>\n<td width=\"170\">Th\u1ec3 tr\u1ecdng<\/td>\n<td width=\"113\">Quy \u0111\u1ecbnh c\u0169 (t\u1ed1i \u0111a)<\/td>\n<td width=\"104\">Quy \u0111\u1ecbnh m\u1edbi (t\u1ed1i \u0111a)<\/td>\n<\/tr>\n<tr>\n<td width=\"141\">Heo con theo m\u1eb9<\/td>\n<td width=\"170\">Tr\u01b0\u1edbc khi cai s\u1eefa<\/td>\n<td width=\"113\">23%<\/td>\n<td width=\"104\">20%<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\" width=\"141\">Heo con cai s\u1eefa<\/td>\n<td width=\"170\">7 \u2013 11 kg<\/td>\n<td width=\"113\">21%<\/td>\n<td rowspan=\"2\" width=\"104\">17%<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">11 \u2013 25 kg<\/td>\n<td width=\"113\">20%<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\" width=\"141\">Heo choai<\/td>\n<td width=\"170\">25 \u2013 45 kg<\/td>\n<td width=\"113\">19%<\/td>\n<td rowspan=\"2\" width=\"104\">16%<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">45 \u2013 65 kg<\/td>\n<td width=\"113\">18%<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\" width=\"141\">Heo th\u1ecbt<\/td>\n<td width=\"170\">65 \u2013 85 kg<\/td>\n<td width=\"113\">17%<\/td>\n<td rowspan=\"2\" width=\"104\">14%<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">85 kg \u2013 xu\u1ea5t chu\u1ed3ng<\/td>\n<td width=\"113\">16%<\/td>\n<\/tr>\n<tr>\n<td width=\"141\">Heo n\u00e1i mang thai<\/td>\n<td width=\"170\"><\/td>\n<td width=\"113\">16%<\/td>\n<td width=\"104\">13%<\/td>\n<\/tr>\n<tr>\n<td width=\"141\">Heo n\u00e1i \u0111\u1ebb<\/td>\n<td width=\"170\"><\/td>\n<td width=\"113\">20%<\/td>\n<td width=\"104\">19%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>Theo m\u1ed9t ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p Wang v\u00e0 cs, 2018, cho th\u1ea5y, khi gi\u1ea3m 1% \u0111\u1ea1m th\u00f4 trong kh\u1ea9u ph\u1ea7n \u0103n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i NH<sub>3<\/sub>\u00a0t\u1eeb ph\u00e2n v\u00e0 n\u01b0\u1edbc ti\u1ec3u t\u1eeb 8-10% (H\u00ecnh 3).<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-69874 lazyload\" data-src=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image004.png\" data-sizes=\"(max-width: 692px) 100vw, 692px\" data-srcset=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image004.png 692w, https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image004-300x214.png 300w\" alt=\"\" width=\"692\" height=\"494\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 692px; --smush-placeholder-aspect-ratio: 692\/494;\" \/><\/p>\n<p style=\"text-align: center;\"><em>H\u00ecnh 3<\/em><em>.<\/em><em>\u00a0M\u1ed1i quan h\u1ec7 tuy\u1ebfn t\u00ednh gi\u1eefa t\u1ef7 l\u1ec7 b\u00e0i ti\u1ebft nit\u01a1 gi\u1ea3m v\u00e0 m\u1ee9c gi\u1ea3m \u0111\u1ea1m th\u00f4 trong kh\u1ea9u ph\u1ea7n \u0103n c\u1ee7a heo<\/em><\/p>\n<p>T\u1ea1i Vi\u1ec7t Nam, t\u1eeb 2026 vi\u1ec7c s\u1eed d\u1ee5ng kh\u00e1ng sinh v\u1edbi m\u1ee5c \u0111\u00edch k\u00edch th\u00edch t\u0103ng tr\u01b0\u1edfng s\u1ebd ho\u00e0n to\u00e0n b\u1ecb c\u1ea5m (Lu\u1eadt ch\u0103n nu\u00f4i, 32\/2018\/QH14), vi\u1ec7c n\u00e0y g\u00e2y ra \u00e1p l\u1ef1c cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t th\u1ee9c \u0103n ch\u0103n nu\u00f4i ph\u1ea3i t\u00ecm gi\u1ea3i ph\u00e1p thay th\u1ebf. Ti\u00eau ch\u1ea3y, \u0111\u1eb7c bi\u1ec7t l\u00e0 ti\u00eau ch\u1ea3y sau cai s\u1eefa l\u00e0 m\u1ed9t trong nh\u1eefng h\u1ec7 l\u1ee5y c\u1ee7a vi\u1ec7c c\u1eaft gi\u1ea3m kh\u00e1ng sinh c\u00f3 trong th\u1ee9c \u0103n. \u1ede kh\u1ea9u ph\u1ea7n \u0111\u01b0\u1ee3c b\u1ed5 sung kh\u00e1ng sinh k\u00edch th\u00edch t\u0103ng tr\u01b0\u1edfng, kh\u00e1ng sinh s\u1ebd \u1ee9c ch\u1ebf s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a vi khu\u1ea9n \u0111\u01b0\u1eddng ru\u1ed9t n\u00f3i chung, v\u00ec th\u1ebf, s\u1ef1 l\u00ean men protein kh\u00f4ng \u0111\u01b0\u1ee3c ti\u00eau h\u00f3a s\u1ebd \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi kh\u00e1ng sinh. Tuy nhi\u00ean, khi kh\u00e1ng sinh b\u1ecb c\u1eaft gi\u1ea3m kh\u1ecfi kh\u1ea9u ph\u1ea7n ho\u1eb7c khi \u0111\u1ec1 kh\u00e1ng kh\u00e1ng sinh x\u1ea3y ra, ti\u00eau ch\u1ea3y s\u1ebd di\u1ec5n ra. Ti\u00eau ch\u1ea3y n\u00e0y kh\u00f4ng h\u1eb3n do nhi\u1ec5m khu\u1ea9n nh\u01b0 ch\u00fang ta th\u01b0\u1eddng ngh\u0129, m\u00e0 \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh l\u00ean men protein d\u01b0 th\u1eeba trong kh\u1ea9u ph\u1ea7n.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Kh\u1ea9u ph\u1ea7n gi\u1ea3m \u0111\u1ea1m th\u00f4 k\u1ebft h\u1ee3p axit amin t\u1ed5ng h\u1ee3p<\/strong><\/p>\n<p>Gi\u1ea3m \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i kh\u00f4ng ch\u1ec9 mang l\u1ea1i nhi\u1ec1u t\u00e1c \u0111\u1ed9ng t\u00edch c\u1ef1c \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng v\u00e0 s\u1ee9c kh\u1ecfe c\u1ee7a v\u1eadt nu\u00f4i, m\u00e0 c\u00f2n mang l\u1ea1i t\u00ednh linh ho\u1ea1t c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u trong c\u00f4ng th\u1ee9c c\u0169ng nh\u01b0 gi\u00fap gi\u1ea3m b\u1edbt chi ph\u00ed th\u1ee9c \u0103n (H\u00ecnh 4).<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-69871 lazyload\" data-src=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-1.png\" data-sizes=\"(max-width: 880px) 100vw, 880px\" data-srcset=\"https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-1.png 880w, https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-1-300x169.png 300w, https:\/\/nhachannuoi.vn\/wp-content\/uploads\/2024\/02\/image002-1-768x432.png 768w\" alt=\"\" width=\"880\" height=\"495\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 880px; --smush-placeholder-aspect-ratio: 880\/495;\" \/><\/p>\n<p style=\"text-align: center;\"><em>H\u00ecnh 4<\/em><em>.\u00a0<\/em><em>Chi ph\u00ed th\u1ee9c \u0103n v\u1edbi c\u00e1c h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 kh\u00e1c nhau<\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Tuy nhi\u00ean, vi\u1ec7c gi\u1ea3m h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 c\u1ea7n ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng l\u01b0\u1ee3ng axit amin trong th\u1ee9c \u0103n \u0111\u00e1p \u1ee9ng \u0111\u1ee7 nhu c\u1ea7u dinh d\u01b0\u1ee1ng c\u1ee7a v\u1eadt nu\u00f4i. V\u00ec th\u1ebf, b\u1ed5 sung th\u00eam c\u00e1c axit amin t\u1ed5ng h\u1ee3p \u0111\u1ec3 b\u00f9 l\u1ea1i l\u01b0\u1ee3ng axit amin thi\u1ebfu h\u1ee5t do vi\u1ec7c gi\u1ea3m b\u1edbt \u0111\u1ea1m th\u00f4 l\u00e0 thi\u1ebft y\u1ebfu.<\/p>\n<p>B\u1ed5 sung b\u1ed1n axit amin gi\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean l\u00e0 lysine, threonine, tryptophan v\u00e0 methionine lu\u00f4n \u0111\u01b0\u1ee3c ch\u00fa tr\u1ecdng v\u00e0 khuy\u1ebfn ngh\u1ecb trong kh\u1ea9u ph\u1ea7n gi\u1ea3m \u0111\u1ea1m th\u00f4 nh\u1eb1m \u0111\u1ea3m b\u1ea3o n\u0103ng su\u1ea5t c\u1ee7a v\u1eadt nu\u00f4i. Kh\u00f4ng ch\u1ec9 v\u1eady, nhi\u1ec1u nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y cho th\u1ea5y l\u1ee3i \u00edch v\u00e0 vai tr\u00f2 c\u1ee7a c\u00e1c axit amin m\u1ea1ch nh\u00e1nh g\u1ed3m leucine, isoleucine, v\u00e0 valine c\u0169ng nh\u01b0 arginine.<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t l\u00e0 \u1edf kh\u1ea9u ph\u1ea7n gi\u1ea3m \u0111\u1ea1m th\u00f4, c\u00e1c axit amin n\u00e0y c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh c\u00e1c axit amin gi\u1edbi h\u1ea1n ti\u1ebfp theo sau lysine, threonine, tryptophan v\u00e0 methionine. Leucine c\u00f3 vai tr\u00f2 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ef1 t\u1ed5ng h\u1ee3p protein c\u01a1 x\u01b0\u01a1ng \u1edf v\u1eadt nu\u00f4i. Tr\u00e1i ng\u01b0\u1ee3c v\u1edbi isoleucine v\u00e0 valine, h\u00e0m l\u01b0\u1ee3ng leucine \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y nhi\u1ec1u \u1edf trong c\u00e1c nguy\u00ean li\u1ec7u v\u00e0 th\u01b0\u1eddng c\u00f3 trong kh\u1ea9u ph\u1ea7n \u1edf m\u1ee9c cao h\u01a1n nhu c\u1ea7u c\u1ee7a v\u1eadt nu\u00f4i. S\u1ef1 d\u01b0 th\u1eeba leucine trong kh\u1ea9u ph\u1ea7n \u0103n so v\u1edbi nhu c\u1ea7u c\u1ee7a v\u1eadt nu\u00f4i s\u1ebd l\u00e0m t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh d\u1ecb h\u00f3a c\u1ee7a valine v\u00e0 isoleucine, l\u00e0m thi\u1ebfu h\u1ee5t hai axit amin n\u00e0y so v\u1edbi nhu c\u1ea7u c\u1ee7a v\u1eadt nu\u00f4i.<\/p>\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, d\u01b0 th\u1eeba leucine c\u0169ng d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ea1nh tranh \u0111\u1ed1i kh\u00e1ng c\u1ee7a c\u00e1c axit amin m\u1ea1ch nh\u00e1nh n\u00e0y, d\u1eabn \u0111\u1ebfn gi\u1ea3m \u0103n v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0m gi\u1ea3m t\u0103ng tr\u01b0\u1edfng c\u1ee7a v\u1eadt nu\u00f4i. V\u00ec th\u1ebf, c\u1ea7n xem x\u00e9t l\u1ea1i h\u00e0m l\u01b0\u1ee3ng leucine trong kh\u1ea9u ph\u1ea7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng valine v\u00e0 isoleucine \u0111\u01b0\u1ee3c b\u1ed5 sung \u1edf h\u00e0m l\u01b0\u1ee3ng t\u01b0\u01a1ng th\u00edch v\u1edbi l\u01b0\u1ee3ng leucine c\u00f3 trong kh\u1ea9u ph\u1ea7n nh\u1eb1m tr\u00e1nh m\u1ea5t c\u00e2n b\u1eb1ng c\u00e1c axit amin m\u1ea1ch nh\u00e1nh, c\u0169ng nh\u01b0 \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 l\u01b0\u1ee3ng axit amin gi\u1edbi h\u1ea1n c\u00f3 trong kh\u1ea9u ph\u1ea7n.<\/p>\n<p>Vi\u1ec7c gi\u1ea3m \u0111\u1ea1m th\u00f4 k\u1ebft h\u1ee3p b\u1ed5 sung axit amin t\u1ed5ng h\u1ee3p trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i kh\u00f4ng ch\u1ec9 mang l\u1ea1i c\u00e1c t\u00e1c \u0111\u1ed9ng t\u00edch c\u1ef1c \u0111\u1ebfn s\u1ee9c kh\u1ecfe v\u1eadt nu\u00f4i, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t ch\u0103n nu\u00f4i, m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o ho\u1ea1t \u0111\u1ed9ng ch\u0103n nu\u00f4i b\u1ec1n v\u1eefng, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 h\u1ec7 sinh th\u00e1i. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 \u0111ang \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng th\u1ef1c t\u1ebf t\u1ea1i c\u00e1c \u0111\u01a1n v\u1ecb ch\u0103n nu\u00f4i c\u0169ng nh\u01b0 nh\u00e0 s\u1ea3n xu\u1ea5t th\u1ee9c \u0103n ch\u0103n nu\u00f4i, m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c \u1ee7ng h\u1ed9 b\u1edfi ch\u00ednh ph\u1ee7 nhi\u1ec1u qu\u1ed1c gia nh\u01b0 Trung Qu\u1ed1c, H\u00e0n Qu\u1ed1c. Tuy nhi\u00ean, c\u1ea7n ch\u00fa tr\u1ecdng \u0111\u1ebfn h\u00e0m l\u01b0\u1ee3ng v\u00e0 s\u1ef1 c\u00e2n b\u1eb1ng c\u1ee7a c\u00e1c axit amin trong kh\u1ea9u ph\u1ea7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng kh\u1ea9u ph\u1ea7n \u0111\u00e1p \u1ee9ng \u0111\u1ee7 l\u01b0\u1ee3ng axit amin m\u00e0 v\u1eadt nu\u00f4i c\u1ea7n, tr\u00e1nh g\u00e2y \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn s\u1ee9c kh\u1ecfe v\u1eadt nu\u00f4i v\u00e0 hi\u1ec7u su\u1ea5t ch\u0103n nu\u00f4i.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Nh\u00e0 ch\u0103n nu\u00f4i<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vi\u1ec7c gi\u1ea3m b\u1edbt h\u00e0m l\u01b0\u1ee3ng \u0111\u1ea1m th\u00f4 trong th\u1ee9c \u0103n ch\u0103n nu\u00f4i kh\u00f4ng ch\u1ec9 \u0111em l\u1ea1i nhi\u1ec1u\u00a0l\u1ee3i \u00edch v\u1ec1 kinh t\u1ebf, m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n ph\u00fac l\u1ee3i c\u0169ng nh\u01b0 s\u1ee9c kh\u1ecfe v\u1eadt nu\u00f4i. \u00a0M\u1ed9t trong nh\u1eefng b\u00e0i to\u00e1n &hellip; <a class=\"kt-excerpt-readmore\" href=\"https:\/\/apanano.vn\/vi\/news\/khau-phan-giam-dam-tho-cac-cap-nhat-moi-va-luu-y\/\" aria-label=\"Kh\u1ea9u ph\u1ea7n gi\u1ea3m \u0111\u1ea1m th\u00f4: C\u00e1c c\u1eadp nh\u1eadt m\u1edbi v\u00e0 l\u01b0u \u00fd\">\u0110\u1ecdc th\u00eam<\/a><\/p>\n","protected":false},"author":722,"featured_media":7307,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27,89],"tags":[72,246,199,917,845,780,821,163,944,790,112,916,871,868,937,918,945,138,95,943,905,934,125,862,832,749,791],"class_list":["post-7306","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-industry-news","tag-chan-nuoi","tag-chan-nuoi-thu-y","tag-dinh-duong","tag-dinh-duong-cho-heo","tag-dinh-duong-cho-heo-con","tag-enzyme","tag-fcr","tag-gia-suc","tag-giam-dam-tho","tag-khoang","tag-khoang-vi-luong","tag-luong-vitamin","tag-men-tieu-hoa","tag-protein-tho","tag-ri-mat-duong","tag-suc-khoe-cua-lon","tag-suc-khoe-vat-nuoi","tag-thu-y","tag-thuc-an-cho-heo","tag-thuc-an-cho-heo-con","tag-thuc-an-cho-lon","tag-thuc-an-cua-heo-cai-sua","tag-thuoc-thu-y","tag-thuoc-thu-y-apa","tag-tieu-hoa","tag-veterinary","tag-vitamin"],"_links":{"self":[{"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/posts\/7306","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\/722"}],"replies":[{"embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/comments?post=7306"}],"version-history":[{"count":2,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/posts\/7306\/revisions"}],"predecessor-version":[{"id":7309,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/posts\/7306\/revisions\/7309"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/media\/7307"}],"wp:attachment":[{"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/media?parent=7306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/categories?post=7306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/apanano.vn\/vi\/wp-json\/wp\/v2\/tags?post=7306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}