{"id":4790,"date":"2026-08-31T14:36:56","date_gmt":"2026-08-31T07:36:56","guid":{"rendered":"https:\/\/www.nutrispices.com\/?p=4790"},"modified":"2026-09-07T15:11:46","modified_gmt":"2026-09-07T08:11:46","slug":"lieu-chung-ta-co-the-tin-tuong-ket-qua-thu-nghiem-thuc-an-chan-nuoi","status":"publish","type":"post","link":"https:\/\/www.nutrispices.com\/vi\/nutrinews\/nutricles\/lieu-chung-ta-co-the-tin-tuong-ket-qua-thu-nghiem-thuc-an-chan-nuoi\/","title":{"rendered":"LI\u1ec6U CH\u00daNG TA C\u00d3 TH\u1ec2 TIN T\u01af\u1edeNG K\u1ebeT QU\u1ea2 TH\u1eec NGHI\u1ec6M TH\u1ee8C \u0102N CH\u0102N NU\u00d4I"},"content":{"rendered":"\n
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M\u1ecdi t\u00e0i li\u1ec7u qu\u1ea3ng c\u00e1o ph\u1ee5 gia T\u0102CN \u0111\u1ec1u t\u1ef1 h\u00e0o tuy\u00ean b\u1ed1 “n\u0103ng su\u1ea5t v\u1eadt nu\u00f4i \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 (kh\u00e1c bi\u1ec7t c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea, P < 0,05). Tuy nhi\u00ean, nhi\u1ec1u chuy\u00ean gia dinh d\u01b0\u1ee1ng v\u1eabn ch\u01b0a th\u1ec3 l\u00e0m r\u00f5 nh\u01b0 th\u1ebf n\u00e0o l\u00e0 s\u1ee9c kh\u00e1c bi\u1ec7t c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea.<\/strong><\/p>\n\n\n\n

Li\u1ec7u m\u1ed9t k\u1ebft qu\u1ea3 c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea c\u00f3 \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m hi\u1ec7u qu\u1ea3?<\/strong><\/p>\n\n\n\n

Li\u1ec7u m\u1ed9t k\u1ebft qu\u1ea3 kh\u00f4ng c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea c\u00f3 ch\u1ee9ng minh r\u1eb1ng s\u1ea3n ph\u1ea9m \u0111\u00f3 kh\u00f4ng hi\u1ec7u qu\u1ea3?<\/strong><\/p>\n\n\n\n

V\u00e0 n\u00ean hi\u1ec3u nh\u01b0 th\u1ebf n\u00e0o v\u1ec1 nh\u1eefng c\u1ea3i thi\u1ec7n th\u1ec3 hi\u1ec7n qua c\u00e1c con s\u1ed1 nh\u01b0ng l\u1ea1i kh\u00f4ng \u0111\u1ea1t m\u1ee9c \u00fd ngh\u0129a th\u1ed1ng k\u00ea?<\/strong><\/p>\n<\/div><\/div>\n\n\n\n

C\u00e2u tr\u1ea3 l\u1eddi b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c hi\u1ec3u r\u1eb1ng \u0111\u1ed9ng v\u1eadt l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng sinh h\u1ecdc. Ngay c\u1ea3 khi ch\u00fang ta ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m tr\u00ean hai nh\u00f3m \u0111\u1ed1i ch\u1ee9ng \u00e2m gi\u1ed1ng nhau, ch\u1ebf \u0111\u1ed9 \u0103n v\u00e0 \u0111i\u1ec1u ki\u1ec7n qu\u1ea3n l\u00fd nh\u01b0 nhau, k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c c\u0169ng s\u1ebd kh\u00f4ng bao gi\u1edd ho\u00e0n to\u00e0n gi\u1ed1ng nhau. M\u1ed9t nh\u00f3m c\u00f3 th\u1ec3 \u0111\u1ea1t FCR 1,55 trong khi nh\u00f3m kia \u0111\u1ea1t FCR 1,58, ho\u1eb7c m\u1ee9c t\u0103ng tr\u1ecdng c\u1ee7a nh\u00f3m n\u00e0y c\u00f3 th\u1ec3 cao h\u01a1n nh\u00f3m kia 20 g\/ng\u00e0y. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 di truy\u1ec1n, t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe, l\u01b0\u1ee3ng th\u1ee9c \u0103n ti\u00eau th\u1ee5, ph\u00e2n c\u1ea5p x\u00e3 h\u1ed9i v\u00e0 nhi\u1ec1u y\u1ebfu t\u1ed1 sinh h\u1ecdc kh\u00e1c t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean gi\u1eefa c\u00e1c c\u00e1 th\u1ec3 \u0111\u1ed9ng v\u1eadt.<\/p>\n\n\n\n

Do \u0111\u00f3, m\u1ecdi th\u00ed nghi\u1ec7m \u0111\u1ec1u t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c nh\u00f3m, ngay c\u1ea3 khi kh\u00f4ng th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m n\u00e0o.<\/p>\n\n\n

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N\u1ebfu b\u00e2y gi\u1edd ch\u00fang ta \u0111\u01b0a th\u00eam m\u1ed9t nh\u00f3m th\u1ee9 ba \u0111\u01b0\u1ee3c b\u1ed5 sung ph\u1ee5 gia th\u1ee9c \u0103n, c\u00e2u h\u1ecfi quan tr\u1ecdng kh\u00f4ng c\u00f2n l\u00e0 li\u1ec7u hi\u1ec7u su\u1ea5t c\u1ee7a nh\u00f3m n\u00e0y c\u00f3 kh\u00e1c bi\u1ec7t so v\u1edbi nh\u00f3m \u0111\u1ed1i ch\u1ee9ng hay kh\u00f4ng, m\u00e0 l\u00e0 li\u1ec7u m\u1ee9c \u0111\u1ed9 c\u1ea3i thi\u1ec7n \u0111\u00f3 c\u00f3 v\u01b0\u1ee3t qua \u0111\u01b0\u1ee3c s\u1ef1 bi\u1ebfn \u0111\u1ed9ng sinh h\u1ecdc t\u1ef1 nhi\u00ean v\u1ed1n c\u00f3 gi\u1eefa c\u00e1c c\u00e1 th\u1ec3 \u0111\u1ed9ng v\u1eadt kh\u00f4ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd hay kh\u00f4ng. Th\u1ed1ng k\u00ea h\u1ecdc \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n ch\u00ednh l\u00e0 \u0111\u1ec3 gi\u1ea3i \u0111\u00e1p c\u00e2u h\u1ecfi n\u00e0y.<\/p>\n\n\n\n

\u00dd ngh\u0129a th\u1ef1c s\u1ef1 c\u1ee7a Gi\u00e1 tr\u1ecb P l\u00e0 g\u00ec ?<\/strong><\/p>\n\n\n\n

Tr\u01b0\u1edbc h\u1ebft, c\u1ea7n l\u00e0m r\u00f5 m\u1ed9t \u0111i\u1ec3m quan tr\u1ecdng: kh\u00f4ng n\u00ean v\u1ed9i v\u00e0ng k\u1ebft lu\u1eadn khi so s\u00e1nh c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng th\u1eddi \u0111i\u1ec3m kh\u00e1c nhau. N\u1ebfu s\u1ea3n ph\u1ea9m A \u0111\u01b0\u1ee3c d\u00f9ng tr\u01b0\u1edbc v\u00e0 s\u1ea3n ph\u1ea9m B d\u00f9ng sau, th\u00ec b\u1ea5t k\u1ef3 s\u1ef1 c\u1ea3i thi\u1ec7n n\u00e0o c\u0169ng kh\u00f4ng th\u1ec3 m\u1eb7c nhi\u00ean \u0111\u01b0\u1ee3c quy cho s\u1ea3n ph\u1ea9m B. Giai \u0111o\u1ea1n sau con v\u1eadt v\u1eabn c\u00f3 th\u1ec3 h\u01b0\u1edfng l\u1ee3i t\u1eeb t\u00e1c d\u1ee5ng k\u00e9o d\u00e0i ho\u1eb7c hi\u1ec7u \u1ee9ng t\u00edch l\u0169y c\u1ee7a s\u1ea3n ph\u1ea9m A, \u0111\u1ed3ng th\u1eddi b\u1ea3n th\u00e2n ch\u00fang c\u0169ng c\u00f3 th\u1ec3 \u0111\u00e3 ph\u00e1t tri\u1ec3n kh\u1ea3 n\u0103ng mi\u1ec5n d\u1ecbch v\u00e0 s\u1ee9c ch\u1ed1ng ch\u1ecbu t\u1ed1t h\u01a1n theo th\u1eddi gian. Ngo\u00e0i ra, c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe, kh\u00ed h\u1eadu, th\u1ee9c \u0103n ho\u1eb7c quy tr\u00ecnh qu\u1ea3n l\u00fd c\u0169ng t\u1ea1o ra nhi\u1ec1u bi\u1ebfn s\u1ed1 kh\u00e1c bi\u1ec7t. \u0110\u1ec3 so s\u00e1nh hi\u1ec7u qu\u1ea3 v\u00e0 t\u00ednh to\u00e1n gi\u00e1 tr\u1ecb P c\u00f3 \u00fd ngh\u0129a, c\u00e1c s\u1ea3n ph\u1ea9m c\u1ea7n \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m \u0111\u1ed3ng th\u1eddi trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n gi\u1ed1ng nhau. Vi\u1ec7c so s\u00e1nh theo tr\u00ecnh t\u1ef1 tr\u01b0\u1edbc-sau ch\u1ec9 mang t\u00ednh ch\u1ea5t quan s\u00e1t ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 b\u1eb1ng ch\u1ee9ng kh\u1eb3ng \u0111\u1ecbnh s\u1ea3n ph\u1ea9m n\u00e0y t\u1ed1t h\u01a1n s\u1ea3n ph\u1ea9m kia.<\/p>\n\n\n\n

M\u1ecdi so s\u00e1nh th\u1ed1ng k\u00ea \u0111\u1ec1u t\u1ea1o ra gi\u00e1 tr\u1ecb P. N\u00f3 \u01b0\u1edbc t\u00ednh x\u00e1c su\u1ea5t m\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t quan s\u00e1t \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n b\u1eb1ng bi\u1ebfn thi\u00ean sinh h\u1ecdc th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n

Gi\u1ea3 s\u1eed hai nh\u00f3m \u0111\u1ed1i ch\u1ee9ng gi\u1ed1ng h\u1ec7t nhau, c\u00f3 FCR h\u01a1i kh\u00e1c nhau v\u00e0 ph\u00e2n t\u00edch th\u1ed1ng k\u00ea cho gi\u00e1 tr\u1ecb P l\u00e0 0,62. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u00f3 x\u00e1c su\u1ea5t 62% m\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t quan s\u00e1t \u0111\u01b0\u1ee3c x\u1ea3y ra \u0111\u01a1n gi\u1ea3n l\u00e0 do s\u1ef1 bi\u1ebfn \u0111\u1ed5i sinh h\u1ecdc t\u1ef1 nhi\u00ean. Do \u0111\u00f3, ch\u00fang t\u00f4i k\u1ebft lu\u1eadn r\u1eb1ng hai nh\u00f3m kh\u00f4ng kh\u00e1c nhau v\u1ec1 m\u1eb7t th\u1ed1ng k\u00ea.<\/p>\n\n\n\n

B\u00e2y gi\u1edd gi\u1ea3 s\u1eed m\u1ed9t nh\u00f3m x\u1eed l\u00fd c\u00f3 FCR t\u1ed1t h\u01a1n nhi\u1ec1u v\u00e0 gi\u00e1 tr\u1ecb P l\u00e0 0,03. Hi\u1ec7n t\u1ea1i ch\u1ec9 c\u00f3 x\u00e1c su\u1ea5t 3% r\u1eb1ng s\u1ef1 c\u1ea3i thi\u1ec7n nh\u01b0 v\u1eady ch\u1ec9 l\u00e0 do bi\u1ebfn \u0111\u1ed5i t\u1ef1 nhi\u00ean. Do \u0111\u00f3, \u0111\u1ed9 tin c\u1eady 97% r\u1eb1ng ch\u1ea5t ph\u1ee5 gia \u0111\u00e3 g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 c\u1ea3i thi\u1ec7n.<\/p>\n\n\n\n

Gi\u00e1 tr\u1ecb P kh\u00f4ng \u0111o l\u01b0\u1eddng m\u1ee9c \u0111\u1ed9 ph\u1ea3n h\u1ed3i c\u0169ng nh\u01b0 kh\u00f4ng cho bi\u1ebft x\u00e1c su\u1ea5t s\u1ea3n ph\u1ea9m ho\u1ea1t \u0111\u1ed9ng. N\u00f3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n gi\u00fap ch\u00fang ta t\u1ef1 tin r\u1eb1ng s\u1ef1 kh\u00e1c bi\u1ec7t quan s\u00e1t \u0111\u01b0\u1ee3c l\u00e0 c\u00f3 th\u1eadt.<\/p>\n\n\n\n

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H\u1ea7u h\u1ebft c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 dinh d\u01b0\u1ee1ng \u0111\u1ed9ng v\u1eadt \u0111\u1ec1u coi P \u2264 0,05 l\u00e0 gi\u00e1 tr\u1ecb c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea, t\u01b0\u01a1ng \u1ee9ng v\u1edbi \u0111\u1ed9 tin c\u1eady \u00edt nh\u1ea5t l\u00e0 95%. C\u00e1c gi\u00e1 tr\u1ecb t\u1eeb 0,05 \u0111\u1ebfn 0,10 th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 nh\u01b0 m\u1ed9t xu h\u01b0\u1edbng th\u1ed1ng k\u00ea, cho th\u1ea5y r\u1eb1ng vi\u1ec7c \u0111i\u1ec1u tr\u1ecb c\u00f3 th\u1ec3 c\u00f3 t\u00e1c d\u1ee5ng nh\u01b0ng b\u1eb1ng ch\u1ee9ng b\u1ed5 sung s\u1ebd l\u00e0m t\u0103ng \u0111\u1ed9 tin c\u1eady. Khi P v\u01b0\u1ee3t qu\u00e1 0,10, k\u1ebft qu\u1ea3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 kh\u00f4ng kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t th\u1ed1ng k\u00ea. B\u00e1o c\u00e1o gi\u00e1 tr\u1ecb P ch\u00ednh x\u00e1c lu\u00f4n mang l\u1ea1i nhi\u1ec1u th\u00f4ng tin h\u01a1n l\u00e0 ch\u1ec9 vi\u1ebft “NS” (Kh\u00f4ng \u0111\u00e1ng k\u1ec3), v\u00ec gi\u00e1 tr\u1ecb P l\u00e0 0,12 mang nhi\u1ec1u b\u1eb1ng ch\u1ee9ng h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi gi\u00e1 tr\u1ecb P l\u00e0 0,85.<\/p>\n\n\n\n

Do \u0111\u00f3, \u00fd ngh\u0129a th\u1ed1ng k\u00ea kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh c\u00f3 ho\u1eb7c kh\u00f4ng \u0111\u01a1n gi\u1ea3n. \u0110\u1ed9 tin c\u1eady t\u0103ng d\u1ea7n khi gi\u00e1 tr\u1ecb P gi\u1ea3m.<\/p>\n\n\n\n

\u0110i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu kh\u00f4ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t th\u1ed1ng k\u00ea?<\/strong><\/p>\n\n\n\n

M\u1ed9t trong nh\u1eefng quan ni\u1ec7m sai l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 cho r\u1eb1ng m\u1ed9t ch\u1ea5t ph\u1ee5 gia th\u1ee9c \u0103n ch\u0103n nu\u00f4i kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng b\u1edfi v\u00ec k\u1ebft qu\u1ea3 kh\u00f4ng \u0111\u1ea1t \u00fd ngh\u0129a th\u1ed1ng k\u00ea.<\/p>\n\n\n\n

H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t bi\u1ec7n ph\u00e1p x\u1eed l\u00fd gi\u00fap t\u0103ng m\u1ee9c t\u0103ng tr\u1ecdng trung b\u00ecnh ng\u00e0y t\u1eeb 850 l\u00ean 868 g\/ng\u00e0y, nh\u01b0ng gi\u00e1 tr\u1ecb P (P-value) t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c l\u1ea1i l\u00e0 0,12.<\/p>\n\n\n\n

Li\u1ec7u k\u1ebft qu\u1ea3 n\u00e0y c\u00f3 n\u00ean b\u1ecb b\u1ecf qua?<\/p>\n\n\n\n

Ch\u1eafc ch\u1eafn l\u00e0 kh\u00f4ng.<\/p>\n\n\n\n

Vi\u1ec7c thi\u1ebfu \u00fd ngh\u0129a th\u1ed1ng k\u00ea ch\u1ec9 \u0111\u01a1n thu\u1ea7n cho th\u1ea5y m\u1ee9c \u0111\u1ed9 c\u1ea3i thi\u1ec7n quan s\u00e1t \u0111\u01b0\u1ee3c ch\u01b0a \u0111\u1ee7 l\u1edbn so v\u1edbi bi\u1ebfn thi\u00ean sinh h\u1ecdc t\u1ef1 nhi\u00ean \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee9c \u0111\u1ed9 tin c\u1eady mong mu\u1ed1n.<\/p>\n\n\n\n

T\u00ecnh tr\u1ea1ng n\u00e0y th\u01b0\u1eddng x\u1ea3y ra do hai nguy\u00ean nh\u00e2n. Th\u1ee9 nh\u1ea5t, t\u00e1c d\u1ee5ng c\u1ee7a s\u1ef1 x\u1eed l\u00fd c\u00f3 th\u1ec3 ch\u1ec9 t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf so v\u1edbi s\u1ef1 kh\u00e1c bi\u1ec7t t\u1ef1 nhi\u00ean gi\u1eefa c\u00e1c c\u00e1 th\u1ec3 v\u1eadt nu\u00f4i. Tuy nhi\u00ean, ngay c\u1ea3 m\u1ee9c c\u1ea3i thi\u1ec7n 1% v\u1ec1 h\u1ec7 s\u1ed1 chuy\u1ec3n \u0111\u1ed5i th\u1ee9c \u0103n c\u0169ng c\u00f3 th\u1ec3 mang l\u1ea1i hi\u1ec7u qu\u1ea3 kinh t\u1ebf tuy\u1ec7t v\u1eddi trong \u0111i\u1ec1u ki\u1ec7n ch\u0103n nu\u00f4i th\u01b0\u01a1ng m\u1ea1i.<\/p>\n\n\n\n

Th\u1ee9 hai, b\u1ea3n th\u00e2n th\u00ed nghi\u1ec7m c\u00f3 th\u1ec3 ch\u1ee9a \u0111\u1ef1ng nh\u1eefng bi\u1ebfn \u0111\u1ed9ng n\u1ec1n \u0111\u00e1ng k\u1ec3. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 di truy\u1ec1n, b\u1ec7nh l\u00fd c\u1eadn l\u00e2m s\u00e0ng, \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, quy tr\u00ecnh ph\u00e2n ph\u1ed1i th\u1ee9c \u0103n, thao t\u00e1c ch\u0103m s\u00f3c v\u1eadt nu\u00f4i hay \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o \u0111\u1ec1u l\u00e0m t\u0103ng “nhi\u1ec5u” c\u1ee7a th\u00ed nghi\u1ec7m, khi\u1ebfn vi\u1ec7c x\u00e1c \u0111\u1ecbnh t\u00e1c d\u1ee5ng th\u1ef1c s\u1ef1 c\u1ee7a ch\u1ea5t ph\u1ee5 gia tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n.<\/p>\n\n\n\n

Do \u0111\u00f3, kh\u00f4ng bao gi\u1edd n\u00ean lo\u1ea1i b\u1ecf m\u1ed9t k\u1ebft qu\u1ea3 c\u1ea3i thi\u1ec7n v\u1ec1 m\u1eb7t s\u1ed1 li\u1ec7u ch\u1ec9 v\u00ec n\u00f3 kh\u00f4ng \u0111\u1ea1t \u00fd ngh\u0129a th\u1ed1ng k\u00ea. K\u1ebft qu\u1ea3 \u0111\u00f3 v\u1eabn ph\u1ea3n \u00e1nh m\u1ed9t ph\u1ea3n \u1ee9ng sinh h\u1ecdc, m\u1eb7c d\u00f9 \u0111i k\u00e8m v\u1edbi m\u1ee9c \u0111\u1ed9 tin c\u1eady th\u1ea5p h\u01a1n.<\/p>\n\n\n\n

L\u00e0m c\u00e1ch n\u00e0o gi\u1ea3m gi\u00e1 tr\u1ecb P \u0111\u1ec3 t\u0103ng \u0111\u1ed9 tin c\u1eady<\/strong><\/p>\n\n\n\n

Khi m\u1ed9t th\u1eed nghi\u1ec7m ban \u0111\u1ea7u cho ra gi\u00e1 tr\u1ecb P cao, \u0111\u1ed9 tin c\u1eady th\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n b\u1eb1ng c\u00e1ch ho\u00e0n thi\u1ec7n quy tr\u00ecnh th\u1eed nghi\u1ec7m ho\u1eb7c thu th\u1eadp th\u00eam b\u1eb1ng ch\u1ee9ng.<\/p>\n\n\n\n

C\u00e1ch ti\u1ebfp c\u1eadn th\u1ee9 nh\u1ea5t l\u00e0 t\u0103ng s\u1ed1 l\u01b0\u1ee3ng c\u00e1c \u0111\u01a1n v\u1ecb th\u00ed nghi\u1ec7m \u0111\u1ed9c l\u1eadp. Trong c\u00e1c nghi\u00ean c\u1ee9u dinh d\u01b0\u1ee1ng, \u0111\u1ed9 tin c\u1eady th\u1ed1ng k\u00ea ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ed1 l\u01b0\u1ee3ng c\u00e1c ph\u00e9p \u0111o \u0111\u1ed9c l\u1eadp ch\u1ee9 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 t\u1ed5ng s\u1ed1 l\u01b0\u1ee3ng \u0111\u1ed9ng v\u1eadt. V\u00ed d\u1ee5, n\u1ebfu FCR \u0111\u01b0\u1ee3c \u0111o theo t\u1eebng \u00f4 chu\u1ed3ng, th\u00ec vi\u1ec7c t\u0103ng s\u1ed1 l\u01b0\u1ee3ng heo trong m\u1ed7i \u00f4 chu\u1ed3ng s\u1ebd kh\u00f4ng t\u1ea1o th\u00eam c\u00e1c quan s\u00e1t m\u1edbi, v\u00ec \u00f4 chu\u1ed3ng v\u1eabn l\u00e0 \u0111\u01a1n v\u1ecb th\u00ed nghi\u1ec7m \u0111\u00f3. Vi\u1ec7c t\u0103ng s\u1ed1 l\u01b0\u1ee3ng \u00f4 chu\u1ed3ng, l\u1ed3ng, l\u00f4 ho\u1eb7c trang tr\u1ea1i s\u1ebd cung c\u1ea5p nhi\u1ec1u ph\u00e9p \u0111o \u0111\u1ed9c l\u1eadp h\u01a1n v\u00e0 mang l\u1ea1i \u01b0\u1edbc t\u00ednh bi\u1ebfn thi\u00ean sinh h\u1ecdc \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>\n\n\n\n

C\u00e1ch ti\u1ebfp c\u1eadn th\u1ee9 hai l\u00e0 gi\u1ea3m thi\u1ec3u bi\u1ebfn thi\u00ean sinh h\u1ecdc gi\u1eefa c\u00e1c \u0111\u01a1n v\u1ecb th\u00ed nghi\u1ec7m. Vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ed9ng v\u1eadt c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m di truy\u1ec1n, \u0111\u1ed9 tu\u1ed5i, tr\u1ecdng l\u01b0\u1ee3ng c\u01a1 th\u1ec3 v\u00e0 t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe t\u01b0\u01a1ng \u0111\u1ed3ng, \u0111\u1ed3ng th\u1eddi duy tr\u00ec c\u00e1c \u0111i\u1ec1u ki\u1ec7n chu\u1ed3ng tr\u1ea1i, ch\u1ebf \u0111\u1ed9 \u0103n v\u00e0 quy tr\u00ecnh qu\u1ea3n l\u00fd gi\u1ed1ng h\u1ec7t nhau, s\u1ebd gi\u00fap gi\u1ea3m thi\u1ec3u c\u00e1c bi\u1ebfn \u0111\u1ed9ng n\u1ec1n. S\u1ef1 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 m\u1eb7t di truy\u1ec1n \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng v\u00ec nh\u1eefng \u0111\u1ed9ng v\u1eadt c\u00f3 ti\u1ec1m n\u0103ng di truy\u1ec1n t\u01b0\u01a1ng \u0111\u1ed3ng th\u01b0\u1eddng c\u00f3 ph\u1ea3n \u1ee9ng \u0111\u1ed3ng nh\u1ea5t h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c thay \u0111\u1ed5i dinh d\u01b0\u1ee1ng. T\u01b0\u01a1ng t\u1ef1, ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd qu\u00e1 tr\u00ecnh ph\u00e2n ph\u1ed1i th\u1ee9c \u0103n, thao t\u00e1c ch\u0103m s\u00f3c \u0111\u1ed9ng v\u1eadt v\u00e0 theo d\u00f5i s\u1ee9c kh\u1ecfe trong su\u1ed1t th\u1eed nghi\u1ec7m s\u1ebd gi\u00fap gi\u1ea3m thi\u1ec3u nh\u1eefng bi\u1ebfn \u0111\u1ed9ng kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0 t\u0103ng \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3.<\/p>\n\n\n\n

\u0110i\u1ec1u n\u00e0y c\u0169ng gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao c\u00e1c th\u1eed nghi\u1ec7m th\u1ef1c hi\u1ec7n t\u1ea1i c\u00e1c c\u01a1 s\u1edf nghi\u00ean c\u1ee9u th\u01b0\u1eddng \u0111\u1ea1t \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb P th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c th\u1eed nghi\u1ec7m t\u1ea1i c\u00e1c trang tr\u1ea1i th\u01b0\u01a1ng m\u1ea1i. C\u00e1c c\u01a1 s\u1edf nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1ea3m thi\u1ec3u bi\u1ebfn thi\u00ean sinh h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng th\u00f4ng qua vi\u1ec7c chu\u1ea9n h\u00f3a c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 di truy\u1ec1n, chu\u1ed3ng tr\u1ea1i, kh\u1ea9u ph\u1ea7n v\u00e0 quy tr\u00ecnh qu\u1ea3n l\u00fd. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c trang tr\u1ea1i th\u01b0\u01a1ng m\u1ea1i th\u01b0\u1eddng ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec1u ngu\u1ed3n bi\u1ebfn \u0111\u1ed9ng kh\u00f4ng th\u1ec3 ki\u1ec3m so\u00e1t, khi\u1ebfn vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n, ngay c\u1ea3 khi ph\u1ea3n \u1ee9ng sinh h\u1ecdc l\u00e0 t\u01b0\u01a1ng \u0111\u1ed3ng.<\/p>\n\n\n\n

Cu\u1ed1i c\u00f9ng, \u0111\u1ed9 tin c\u1eady c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ee7ng c\u1ed1 b\u1eb1ng c\u00e1ch l\u1eb7p l\u1ea1i th\u00ed nghi\u1ec7m trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n t\u01b0\u01a1ng t\u1ef1. N\u1ebfu c\u00e1c th\u1eed nghi\u1ec7m l\u1eb7p l\u1ea1i li\u00ean t\u1ee5c cho th\u1ea5y s\u1ef1 c\u1ea3i thi\u1ec7n theo c\u00f9ng m\u1ed9t chi\u1ec1u h\u01b0\u1edbng, k\u1ebft qu\u1ea3 c\u1ee7a ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p th\u00f4ng qua ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p (meta-analysis). B\u1eb1ng c\u00e1ch g\u1ed9p c\u00e1c quan s\u00e1t \u0111\u1ed9c l\u1eadp t\u1eeb nhi\u1ec1u trang tr\u1ea1i ho\u1eb7c th\u00ed nghi\u1ec7m l\u1ea1i v\u1edbi nhau, t\u1ed5ng s\u1ed1 l\u01b0\u1ee3ng ph\u00e9p \u0111o s\u1ebd t\u0103ng l\u00ean, m\u1ee9c \u0111\u1ed9 b\u1ea5t \u0111\u1ecbnh gi\u1ea3m xu\u1ed1ng, v\u00e0 k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p c\u00f3 th\u1ec3 \u0111\u1ea1t \u00fd ngh\u0129a th\u1ed1ng k\u00ea ngay c\u1ea3 khi kh\u00f4ng c\u00f3 th\u1eed nghi\u1ec7m ri\u00eang l\u1ebb n\u00e0o \u0111\u1ea1t m\u1ee9c P < 0,05. \u0110i\u1ec1u n\u00e0y ch\u1ec9 kh\u1ea3 thi khi c\u00e1c th\u1eed nghi\u1ec7m kh\u00e1c nhau c\u00f9ng cho th\u1ea5y m\u1ed9t ph\u1ea3n \u1ee9ng sinh h\u1ecdc nh\u1ea5t qu\u00e1n.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

K\u1ebft lu\u1eadn<\/strong><\/p>\n\n\n\n

\u00dd ngh\u0129a th\u1ed1ng k\u00ea kh\u00f4ng ph\u1ea3i l\u00e0 th\u01b0\u1edbc \u0111o hi\u1ec7u qu\u1ea3 c\u1ee7a ph\u1ee5 gia th\u1ee9c \u0103n ch\u0103n nu\u00f4i, m\u00e0 l\u00e0 th\u01b0\u1edbc \u0111o m\u1ee9c \u0111\u1ed9 tin c\u1eady \u0111\u1ed1i v\u1edbi c\u00e1c k\u1ebft qu\u1ea3 quan s\u00e1t \u0111\u01b0\u1ee3c. M\u1ed9t k\u1ebft qu\u1ea3 c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea cho th\u1ea5y s\u1ef1 c\u1ea3i thi\u1ec7n kh\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch b\u1edfi c\u00e1c bi\u1ebfn thi\u00ean sinh h\u1ecdc th\u00f4ng th\u01b0\u1eddng; ng\u01b0\u1ee3c l\u1ea1i, k\u1ebft qu\u1ea3 kh\u00f4ng c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea \u0111\u01a1n thu\u1ea7n ch\u1ec9 ra r\u1eb1ng s\u1ef1 ch\u1eafc ch\u1eafn th\u1ea5p. K\u1ebft qu\u1ea3 n\u00e0y tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 b\u1eb1ng ch\u1ee9ng cho th\u1ea5y s\u1ea3n ph\u1ea9m k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n

Quan tr\u1ecdng h\u01a1n, gi\u00e1 tr\u1ecb P th\u01b0\u1eddng ph\u1ea3n \u00e1nh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a quy tr\u00ecnh th\u1eed nghi\u1ec7m h\u01a1n l\u00e0 ph\u1ea3n \u00e1nh hi\u1ec7u qu\u1ea3 c\u1ee7a ch\u00ednh lo\u1ea1i ph\u1ee5 gia \u0111\u00f3. Ngu\u1ed3n g\u1ed1c c\u1ee7a bi\u1ebfn thi\u00ean kh\u00f4ng l\u01b0\u1eddng tr\u01b0\u1edbc \u0111\u01b0\u1ee3c \u2013 v\u00ed d\u1ee5 nh\u01b0 b\u1ec7nh l\u00fd c\u1eadn l\u00e2m s\u00e0ng, c\u00e1c y\u1ebfu t\u1ed1 g\u00e2y nhi\u1ec5u t\u1eeb m\u00f4i tr\u01b0\u1eddng, s\u1ef1 ph\u00e2n b\u1ed1 th\u1ee9c \u0103n kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, s\u1ef1 kh\u00e1c bi\u1ec7t trong c\u00e1ch ch\u0103m s\u00f3c v\u1eadt nu\u00f4i, sai s\u1ed1 \u0111o l\u01b0\u1eddng ho\u1eb7c bi\u1ebfn thi\u00ean sinh h\u1ecdc qu\u00e1 m\u1ee9c – \u0111\u1ec1u l\u00e0m t\u0103ng gi\u00e1 tr\u1ecb P do che l\u1ea5p t\u00e1c \u0111\u1ed9ng th\u1ef1c s\u1ef1 c\u1ee7a bi\u1ec7n ph\u00e1p x\u1eed l\u00fd. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd, s\u1eed d\u1ee5ng \u0111\u00e0n v\u1eadt nu\u00f4i \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 quy tr\u00ecnh qu\u1ea3n l\u00fd chu\u1ea9n h\u00f3a s\u1ebd t\u1ef1 nhi\u00ean mang l\u1ea1i \u0111\u1ed9 tin c\u1eady th\u1ed1ng k\u00ea cao h\u01a1n.<\/p>\n\n\n\n

Do \u0111\u00f3, khi \u0111\u00e1nh gi\u00e1 ph\u1ee5 gia th\u1ee9c \u0103n ch\u0103n nu\u00f4i, c\u00e1c chuy\u00ean gia dinh d\u01b0\u1ee1ng c\u1ea7n tr\u00e1nh \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u1ec9 d\u1ef1a tr\u00ean m\u1ed9t th\u1eed nghi\u1ec7m t\u1ea1i trang tr\u1ea1i v\u1ed1n ch\u1ec9 cho th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t s\u1ed1 li\u1ec7u. N\u1ebfu kh\u00f4ng t\u00ednh to\u00e1n gi\u00e1 tr\u1ecb P, kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh li\u1ec7u s\u1ef1 kh\u00e1c bi\u1ec7t quan s\u00e1t \u0111\u01b0\u1ee3c ph\u1ea3n \u00e1nh t\u00e1c \u0111\u1ed9ng th\u1ef1c s\u1ef1 c\u1ee7a s\u1ea3n ph\u1ea9m hay ch\u1ec9 l\u00e0 sai s\u1ed1 sinh h\u1ecdc th\u00f4ng th\u01b0\u1eddng. M\u1ed9t ph\u00e9p so s\u00e1nh \u0111\u01a1n l\u1ebb, d\u00f9 c\u00f3 v\u1ebb mang l\u1ea1i k\u1ebft qu\u1ea3 kh\u1ea3 quan cho m\u1ed9t s\u1ea3n ph\u1ea9m, c\u0169ng kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c xem l\u00e0 k\u1ebft lu\u1eadn cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n

Thay v\u00e0o \u0111\u00f3, c\u00e1c chuy\u00ean gia dinh d\u01b0\u1ee1ng n\u00ean \u0111\u00e1nh gi\u00e1 t\u1ed5ng th\u1ec3 c\u00e1c b\u1eb1ng ch\u1ee9ng hi\u1ec7n c\u00f3. C\u00e1c nh\u00e0 cung c\u1ea5p c\u00f3 th\u1ec3 tr\u00ecnh b\u00e0y k\u1ebft qu\u1ea3 c\u1ee7a nhi\u1ec1u th\u1eed nghi\u1ec7m \u0111\u1ed9c l\u1eadp – \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau v\u00e0 li\u00ean t\u1ee5c cho th\u1ea5y s\u1ef1 c\u1ea3i thi\u1ec7n v\u1ec1 m\u1eb7t s\u1ed1 li\u1ec7u – s\u1ebd cung c\u1ea5p b\u1eb1ng ch\u1ee9ng khoa h\u1ecdc thuy\u1ebft ph\u1ee5c h\u01a1n nhi\u1ec1u so v\u1edbi m\u1ed9t ph\u00e9p so s\u00e1nh \u0111\u01a1n l\u1ebb t\u1ea1i trang tr\u1ea1i m\u00e0 thi\u1ebfu \u0111i s\u1ef1 ph\u00e2n t\u00edch th\u1ed1ng k\u00ea. Ngay c\u1ea3 khi m\u1ed9t s\u1ed1 th\u1eed nghi\u1ec7m ri\u00eang l\u1ebb kh\u00f4ng \u0111\u1ea1t \u00fd ngh\u0129a th\u1ed1ng k\u00ea, s\u1ef1 nh\u1ea5t qu\u00e1n gi\u1eefa nhi\u1ec1u th\u1eed nghi\u1ec7m – c\u0169ng nh\u01b0 s\u1ef1 x\u00e1c nh\u1eadn th\u00f4ng qua ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p n\u1ebfu c\u00f3 – s\u1ebd l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 ni\u1ec1m tin r\u1eb1ng ph\u1ea3n \u1ee9ng quan s\u00e1t \u0111\u01b0\u1ee3c l\u00e0 c\u00f3 th\u1eadt.<\/p>\n\n\n\n

Trong dinh d\u01b0\u1ee1ng \u0111\u1ed9ng v\u1eadt, \u0111\u00f4i khi m\u1ed9t th\u1eed nghi\u1ec7m \u0111\u01a1n l\u1ebb c\u00f3 th\u1ec3 g\u00e2y hi\u1ec3u l\u1ea7m, nh\u01b0ng nhi\u1ec1u th\u1eed nghi\u1ec7m cho k\u1ebft qu\u1ea3 nh\u1ea5t qu\u00e1n l\u1ea1i k\u1ec3 m\u1ed9t c\u00e2u chuy\u1ec7n r\u00f5 r\u00e0ng. V\u00ec v\u1eady, c\u00e1c quy\u1ebft \u0111\u1ecbnh k\u1ef9 thu\u1eadt t\u1ed1t nh\u1ea5t kh\u00f4ng d\u1ef1a tr\u00ean m\u1ed9t k\u1ebft qu\u1ea3 ri\u00eang l\u1ebb, m\u00e0 d\u1ef1a tr\u00ean s\u1ef1 t\u00edch l\u0169y c\u00e1c b\u1eb1ng ch\u1ee9ng \u0111\u00e1ng tin c\u1eady thu \u0111\u01b0\u1ee3c t\u1eeb nhi\u1ec1u th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf b\u00e0i b\u1ea3n.<\/p>\n\n\n\n

David Serene<\/p>\n","protected":false},"excerpt":{"rendered":"

M\u1ecdi t\u00e0i li\u1ec7u qu\u1ea3ng c\u00e1o ph\u1ee5 gia T\u0102CN \u0111\u1ec1u t\u1ef1 h\u00e0o tuy\u00ean b\u1ed1 “n\u0103ng su\u1ea5t v\u1eadt nu\u00f4i \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 (kh\u00e1c bi\u1ec7t c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea, P < 0,05). Tuy nhi\u00ean, nhi\u1ec1u chuy\u00ean gia dinh d\u01b0\u1ee1ng v\u1eabn ch\u01b0a th\u1ec3 l\u00e0m r\u00f5 nh\u01b0 th\u1ebf n\u00e0o l\u00e0 s\u1ee9c kh\u00e1c bi\u1ec7t c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea. Li\u1ec7u m\u1ed9t k\u1ebft qu\u1ea3 c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea c\u00f3 \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m hi\u1ec7u qu\u1ea3? Li\u1ec7u m\u1ed9t k\u1ebft qu\u1ea3 kh\u00f4ng c\u00f3 \u00fd ngh\u0129a th\u1ed1ng k\u00ea c\u00f3 ch\u1ee9ng minh r\u1eb1ng s\u1ea3n ph\u1ea9m \u0111\u00f3 kh\u00f4ng hi\u1ec7u qu\u1ea3? V\u00e0 n\u00ean hi\u1ec3u nh\u01b0 th\u1ebf n\u00e0o v\u1ec1 nh\u1eefng c\u1ea3i thi\u1ec7n th\u1ec3 hi\u1ec7n qua c\u00e1c con s\u1ed1 nh\u01b0ng l\u1ea1i kh\u00f4ng \u0111\u1ea1t m\u1ee9c \u00fd ngh\u0129a th\u1ed1ng k\u00ea? C\u00e2u tr\u1ea3 l\u1eddi b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c hi\u1ec3u r\u1eb1ng \u0111\u1ed9ng v\u1eadt l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng sinh h\u1ecdc. Ngay c\u1ea3 khi ch\u00fang ta ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m tr\u00ean hai nh\u00f3m \u0111\u1ed1i ch\u1ee9ng \u00e2m gi\u1ed1ng nhau, ch\u1ebf \u0111\u1ed9 \u0103n v\u00e0 \u0111i\u1ec1u ki\u1ec7n qu\u1ea3n l\u00fd nh\u01b0 nhau, k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c c\u0169ng s\u1ebd kh\u00f4ng bao gi\u1edd ho\u00e0n to\u00e0n gi\u1ed1ng nhau. M\u1ed9t nh\u00f3m c\u00f3 th\u1ec3 \u0111\u1ea1t FCR 1,55 trong khi nh\u00f3m kia \u0111\u1ea1t FCR 1,58, ho\u1eb7c m\u1ee9c t\u0103ng tr\u1ecdng c\u1ee7a nh\u00f3m n\u00e0y c\u00f3 th\u1ec3 cao h\u01a1n nh\u00f3m kia 20 g\/ng\u00e0y. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 di truy\u1ec1n, t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe, l\u01b0\u1ee3ng th\u1ee9c \u0103n ti\u00eau th\u1ee5, ph\u00e2n c\u1ea5p x\u00e3 h\u1ed9i v\u00e0 nhi\u1ec1u y\u1ebfu t\u1ed1 sinh h\u1ecdc kh\u00e1c t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean gi\u1eefa c\u00e1c c\u00e1 th\u1ec3 \u0111\u1ed9ng v\u1eadt. Do \u0111\u00f3, m\u1ecdi th\u00ed nghi\u1ec7m \u0111\u1ec1u t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c nh\u00f3m, ngay c\u1ea3 khi kh\u00f4ng th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m n\u00e0o. N\u1ebfu b\u00e2y gi\u1edd ch\u00fang ta \u0111\u01b0a th\u00eam m\u1ed9t nh\u00f3m th\u1ee9 ba \u0111\u01b0\u1ee3c b\u1ed5 sung ph\u1ee5 gia th\u1ee9c \u0103n, c\u00e2u h\u1ecfi quan tr\u1ecdng kh\u00f4ng c\u00f2n l\u00e0 li\u1ec7u hi\u1ec7u su\u1ea5t c\u1ee7a nh\u00f3m n\u00e0y c\u00f3 kh\u00e1c<\/p>\n","protected":false},"author":4,"featured_media":4786,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[36],"tags":[],"class_list":["post-4790","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nutricles-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/posts\/4790","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/comments?post=4790"}],"version-history":[{"count":1,"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/posts\/4790\/revisions"}],"predecessor-version":[{"id":4791,"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/posts\/4790\/revisions\/4791"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/media\/4786"}],"wp:attachment":[{"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/media?parent=4790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/categories?post=4790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nutrispices.com\/vi\/wp-json\/wp\/v2\/tags?post=4790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}