{"id":8288,"date":"2021-11-21T11:40:26","date_gmt":"2021-11-21T04:40:26","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=8288"},"modified":"2021-11-21T12:30:44","modified_gmt":"2021-11-21T05:30:44","slug":"tai-sao-cua-chung-ta-an-thuong-ngay-lai-nho","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-cua-chung-ta-an-thuong-ngay-lai-nho\/","title":{"rendered":"T\u1ea1i sao cua ch\u00fang ta \u0103n th\u01b0\u1eddng ng\u00e0y l\u1ea1i nh\u1ecf?"},"content":{"rendered":"\n

Cua l\u00f4ng t\u01a1, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cua s\u00f4ng, ng\u01b0\u1eddi ta \u0111\u00e3 t\u1eebng \u0111\u1eb7t cho n\u00f3 m\u1ed9t t\u00ean g\u1ecdi r\u1ea5t hay l\u00e0 “c\u00f4ng t\u1eed kh\u00f4ng c\u00f3 ru\u1ed9t”, c\u00f2n c\u00e1c nh\u00e0 khoa h\u1ecdc c\u0103n c\u1ee9 v\u00e0o \u0111\u1eb7c tr\u01b0ng c\u1ee7a n\u01a1i sinh ra v\u00e0 tr\u00ean hai c\u00e0ng cua r\u1ea3i \u0111\u1ea7y l\u00f4ng t\u01a1, n\u00ean \u0111\u00e3 \u0111\u1eb7t cho n\u00f3 m\u1ed9t c\u00e1i t\u00ean l\u00e0m cho ng\u01b0\u1eddi ta d\u1ec5 nh\u1edb – Cua l\u00f4ng t\u01a1 Trung Hoa.<\/p>\n\n\n\n

Cu\u1ed1i thu, c\u00fac t\u00e0n cua b\u00e9o ch\u00ednh l\u00e0 th\u1eddi gian t\u1ed1t nh\u1ea5t \u0111\u1ec3 th\u01b0\u1edfng th\u1ee9c nh\u1eefng con cua t\u01b0\u01a1i ngon. Nh\u01b0ng trong v\u00e0i n\u0103m cu\u1ed1i c\u1ee7a th\u1ebf k\u1ec9 XX, tr\u00ean ch\u1ee3, \u0111\u1ea1i \u0111a s\u1ed1 l\u00e0 “cua con” d\u01b0\u1edbi 100 g, v\u1eady th\u00ec, t\u1ea1i sao l\u1ea1i x\u1ea3y ra t\u00ecnh tr\u1ea1ng lo\u1ea1i cua n\u00e0y c\u00e0ng ng\u00e0y c\u00e0ng nh\u1ecf v\u1eady?<\/p>\n\n\n\n

\u0110i\u1ec1u n\u00e0y c\u00f2n ph\u1ea3i nh\u1eafc \u0111\u1ebfn th\u00f3i quen sinh s\u1ed1ng c\u1ee7a cua. Cua m\u00e0 ch\u00fang ta th\u01b0\u1eddng bi\u1ebft, tuy l\u00e0 \u0111\u01b0\u1ee3c b\u1eaft t\u1eeb trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ng\u1ecdt nh\u01b0 h\u1ed3 D\u01b0\u01a1ng Tr\u1eebng, t\u1ec9nh Giang T\u00f4, Nam H\u1ed3, Chi\u1ebft Giang; h\u1ed3 \u0110i\u1ec7n S\u01a1n, Th\u01b0\u1ee3ng H\u1ea3i; B\u1ea1ch D\u01b0\u01a1ng – \u0110i\u1ec7n, H\u00e0 B\u1eafc\u2026, nh\u01b0ng khi ch\u00fang sinh con \u0111\u1ebb c\u00e1i l\u1ea1i ph\u1ea3i v\u1ec1 n\u01b0\u1edbc m\u1eb7n g\u1ea7n \u1edf bi\u1ec3n. Do v\u1eady, khi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn “cua b\u1ed1 cua m\u1eb9” tr\u01b0\u1edfng th\u00e0nh t\u1eadp trung l\u1ea1i t\u1eeb s\u00f4ng, xu\u1ea5t ph\u00e1t \u0111\u1ebfn g\u1ea7n bi\u1ec3n, th\u00ec nh\u1eefng ng\u01b0\u1eddi c\u00f3 kinh nghi\u1ec7m ch\u1eb7n b\u1eaft ngay tr\u00ean \u0111\u01b0\u1eddng. Nh\u1eefng con cua l\u1edbn may m\u1eafn tho\u00e1t kh\u1ecfi \u0111\u00e3 \u0111\u1ebfn \u0111\u01b0\u1ee3c n\u01a1i sinh s\u1ea3n \u0111\u1ec3 \u0111\u1ebb tr\u1ee9ng, \u1ea5u th\u1ec3 sau khi qua m\u1ed9t kho\u1ea3ng th\u1eddi gian l\u1ed9t x\u00e1c \u0111\u00e3 tr\u1edf th\u00e0nh c\u00e1c con cua gi\u1ed1ng, c\u00e1c cua gi\u1ed1ng \u0111\u00e3 c\u00f3 \u0111\u1ea7y \u0111\u1ee7 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ng\u1ecdt. L\u00fac \u0111\u00f3 ch\u00fang l\u1ea1i t\u1eadp h\u1ee3p l\u1ea1i v\u1edbi nhau \u0111\u1ec3 b\u1eaft \u0111\u1ea7u ch\u1eb7ng \u0111\u01b0\u1eddng d\u00e0i tr\u1edf v\u1ec1 v\u1edbi ao h\u1ed3, nh\u01b0ng \u0111\u1ed9i qu\u00e2n b\u1eaft cua l\u1ea1i m\u1ed9t l\u1ea7n n\u1eefa gi\u0103ng l\u01b0\u1edbi tr\u00ean \u0111\u01b0\u1eddng \u0111i c\u1ee7a c\u00e1c cua gi\u1ed1ng. C\u00f3 th\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c l\u00e0 b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c \u0111u\u1ed5i ph\u00eda tr\u01b0\u1edbc, ch\u1eb7n ph\u00eda sau n\u00e0y th\u00ec ngu\u1ed3n cua s\u1ebd ng\u00e0y c\u00e0ng c\u1ea1n ki\u1ec7t, do v\u1eady vi\u1ec7c sinh s\u1ea3n nh\u00e2n t\u1ea1o \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o trong vi\u1ec7c nu\u00f4i cua. V\u1ec1 g\u00f3c \u0111\u1ed9 khoa h\u1ecdc m\u00e0 n\u00f3i, sau khi \u0111\u00e3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c ngu\u1ed3n cua gi\u1ed1ng, ng\u01b0\u1eddi nu\u00f4i ch\u1ec9 c\u1ea7n kh\u1ed1ng ch\u1ebf \u0111\u01b0\u1ee3c quy m\u00f4 nu\u00f4i d\u01b0\u1ee1ng c\u1ee7a m\u00ecnh, n\u1eafm v\u1eefng quy lu\u1eadt sinh tr\u01b0\u1edfng c\u1ee7a ch\u00fang th\u00ec lo\u00e0i cua s\u1ebd “l\u1edbn” l\u00ean nhi\u1ec1u.<\/p>\n\n\n\n

C\u00e1c chuy\u00ean gia<\/a> cho r\u1eb1ng \u0111\u1ec3 l\u00e0m cho lo\u00e0i cua l\u1edbn l\u00ean m\u1ed9t c\u00e1ch thu\u1eadn l\u1ee3i th\u00ec l\u01b0\u1ee3ng cua th\u1ea3 xu\u1ed1ng m\u1ed7i m\u1eabu1 n\u01b0\u1edbc ph\u1ea3i \u0111\u01b0\u1ee3c kh\u1ed1ng ch\u1ebf d\u01b0\u1edbi 1000 con, t\u1ed1t nh\u1ea5t l\u00e0 500 ~ 600 con. Nh\u01b0ng do c\u00e1c h\u1ed9 nu\u00f4i xu\u1ea5t ph\u00e1t t\u1eeb l\u1ee3i \u00edch kinh t\u1ebf, l\u01b0\u1ee3ng th\u1ea3 th\u1eddi k\u00ec \u0111\u1ea7u \u1edf m\u1ed7i m\u1eabu n\u01b0\u1edbc \u0111\u1ea1t kho\u1ea3ng 2000 con, khi c\u00e1c cua con l\u1edbn \u0111\u1ebfn kho\u1ea3ng 50 g, kh\u00f4ng gian nu\u00f4i ch\u1eadt ch\u1ed9i kh\u00f4ng ch\u1ecbu n\u1ed5i th\u00ec h\u1ecd s\u1ebd b\u1eaft m\u1ed9t l\u01b0\u1ee3ng l\u1edbn “cua con” \u0111\u01b0a ra th\u1ecb tr\u01b0\u1eddng, c\u00f2n \u0111\u1ec3 c\u00e1c con cua c\u00f2n l\u1ea1i ti\u1ebfp t\u1ee5c l\u1edbn, nh\u01b0 v\u1eady s\u1ebd t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c \u0111\u1ea7y \u0111\u1ee7 m\u1eb7t n\u01b0\u1edbc nu\u00f4i, do v\u1eady s\u1ed1 cua \u0111\u1ee3t \u0111\u1ea7u \u0111\u01b0\u1ee3c b\u00e1n ra ch\u1ee3 th\u01b0\u1eddng r\u1ea5t b\u00e9.<\/p>\n\n\n\n

M\u1ed9t nguy\u00ean nh\u00e2n kh\u00e1c m\u00e0 c\u00e1c con cua tr\u1edf n\u00ean b\u00e9 l\u00e0 gi\u1ed1ng thay \u0111\u1ed5i. C\u00e1c con cua m\u00e0 ch\u00fang ta n\u00f3i \u0111\u1ebfn ch\u1ee7 y\u1ebfu l\u00e0 cua l\u00f4ng t\u01a1 \u1edf Tr\u01b0\u1eddng Giang. M\u1ea5y n\u0103m g\u1ea7n \u0111\u00e2y, do gi\u00e1 cua t\u0103ng v\u1ecdt, th\u1ecb tr\u01b0\u1eddng cung kh\u00f4ng \u0111\u1ee7 cung \u1ee9ng, cua \u00d4n Ch\u00e2u (thu\u1ed9c t\u1ec9nh Chi\u1ebft Giang – Trung Qu\u1ed1c), cua Li\u00eau Ninh nh\u1ecf b\u00e9 th\u1eeba c\u01a1 tr\u00e0 tr\u1ed9n v\u00e0o trong \u0111\u00f3, khi ch\u00fang \u1edf giai \u0111o\u1ea1n cua gi\u1ed1ng, so v\u1edbi cua Tr\u01b0\u1eddng Giang th\u00ec c\u0169ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, nh\u01b0ng khi b\u01b0\u1edbc v\u00e0o giai \u0111o\u1ea1n tr\u01b0\u1edfng th\u00e0nh th\u00ec s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 k\u00edch c\u1ee1 s\u1ebd hi\u1ec7n l\u00ean r\u1ea5t r\u00f5.<\/p>\n\n\n\n

\u0110\u01b0\u01a1ng nhi\u00ean, mu\u1ed1n cua l\u1edbn nhanh c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n l\u00e0m cho cua tr\u1edf n\u00ean b\u00e9. N\u00f3i chung, th\u1eddi k\u00ec sinh tr\u01b0\u1edfng t\u1ed1t nh\u1ea5t c\u1ee7a cua Tr\u01b0\u1eddng Giang v\u00e0o kho\u1ea3ng 2 ~ 3 n\u0103m, nh\u01b0ng hi\u1ec7n nay kh\u00f4ng \u00edt nh\u1eefng h\u1ed9 nu\u00f4i \u00e1p d\u1ee5ng ph\u1ed5 bi\u1ebfn bi\u1ec7n ph\u00e1p l\u1ee3i \u00edch tr\u01b0\u1edbc m\u1eaft l\u00e0 th\u1ea3 gi\u1ed1ng c\u00f9ng n\u0103m v\u00e0 b\u1eaft c\u00f9ng n\u0103m, cua c\u00f2n ch\u01b0a k\u1ecbp tr\u01b0\u1edfng th\u00e0nh \u0111\u00e3 v\u1ed9i \u0111\u01b0a ra ch\u1ee3 b\u00e1n, nh\u01b0 v\u1eady th\u00ec cua c\u00f3 th\u1ec3 kh\u00f4ng nh\u1ecf \u0111\u01b0\u1ee3c sao?<\/p>\n","protected":false},"excerpt":{"rendered":"

Cua l\u00f4ng t\u01a1, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cua s\u00f4ng, ng\u01b0\u1eddi ta \u0111\u00e3 t\u1eebng \u0111\u1eb7t cho n\u00f3 m\u1ed9t t\u00ean g\u1ecdi r\u1ea5t hay l\u00e0 “c\u00f4ng t\u1eed kh\u00f4ng c\u00f3 ru\u1ed9t”, c\u00f2n c\u00e1c nh\u00e0 khoa h\u1ecdc c\u0103n c\u1ee9 v\u00e0o \u0111\u1eb7c tr\u01b0ng c\u1ee7a n\u01a1i sinh ra v\u00e0 tr\u00ean hai c\u00e0ng cua r\u1ea3i \u0111\u1ea7y l\u00f4ng t\u01a1, n\u00ean \u0111\u00e3 \u0111\u1eb7t cho n\u00f3 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,10],"tags":[],"class_list":["post-8288","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-sinh-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8288","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=8288"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8288\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}