{"id":31258,"date":"2022-01-20T09:39:00","date_gmt":"2022-01-20T02:39:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=31258"},"modified":"2022-03-09T09:46:22","modified_gmt":"2022-03-09T02:46:22","slug":"quy-trinh-san-xuat-phan-bon-huu-co-sinh-hoc-tu-long-ga","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/quy-trinh-san-xuat-phan-bon-huu-co-sinh-hoc-tu-long-ga\/","title":{"rendered":"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n h\u1eefu c\u01a1 sinh h\u1ecdc t\u1eeb l\u00f4ng g\u00e0"},"content":{"rendered":"\n<p>T\u1eadn d\u1ee5ng nh\u1eefng ph\u1ee5 ph\u1ea9m ch\u0103n nu\u00f4i nh\u01b0 l\u00f4ng g\u00e0, TS. T\u1ea1 Ng\u1ecdc Ly (Khoa H\u00f3a, tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc B\u00e1ch khoa, \u0110\u1ea1i h\u1ecdc \u0110\u00e0 N\u1eb5ng) kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3i quy\u1ebft m\u1ed9t v\u1ea5n \u0111\u1ec1 m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00f2n t\u1ea1o ra m\u1ed9t lo\u1ea1i ph\u00e2n h\u1eefu c\u01a1 kh\u00f4ng m\u00f9i h\u00f4i, ti\u1ec7n d\u1ee5ng, ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t.<strong>T\u00ecm ki\u1ebfm ch\u1ee7ng sinh v\u1eadt ph\u00e2n gi\u1ea3i l\u00f4ng g\u00e0<\/strong><br>H\u00ecnh \u1ea3nh l\u00f4ng g\u00e0, n\u1ed9i t\u1ea1ng, ph\u00e2n, m\u00e1u h\u00f2a l\u1eabn n\u01b0\u1edbc th\u1ea3i t\u1eeb l\u00e2u \u0111\u00e3 tr\u1edf th\u00e0nh khung c\u1ea3nh quen thu\u1ed9c t\u1ea1i nh\u1eefng khu ch\u1ee3 d\u00e2n sinh v\u00e0 c\u00e1c l\u00f2 m\u1ed5 gia c\u1ea7m. \u201cHi\u1ec7n t\u1ea1i \u1edf c\u00e1c \u0111i\u1ec3m gi\u1ebft m\u1ed5 gia c\u1ea7m, l\u00f4ng g\u00e0 \u0111\u01b0\u1ee3c th\u1ea3i ra v\u00e0 v\u1ee9t b\u1ecf chung v\u1edbi r\u00e1c th\u1ea3i sinh ho\u1ea1t, \u0111i\u1ec1u n\u00e0y g\u00e2y nguy c\u01a1 \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe\u201d, TS. T\u1ea1 Ng\u1ecdc Ly m\u00f4 t\u1ea3.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/khoahocphattrien.vn\/Images\/Uploaded\/Share\/2022\/01\/13\/09aphan%20huu%20co%20tu%20long%20ga%20anh1.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p><em>Th\u00f9ng \u1ee7 ph\u00e2n t\u1eeb l\u00f4ng g\u00e0 k\u1ebft h\u1ee3p tr\u1ed1ng xoay v\u1edbi l\u01b0\u1edbi s\u00e0ng.<\/em><br>Th\u1ef1c ch\u1ea5t, ph\u1ebf ph\u1ea9m c\u1ee7a c\u00f4ng nghi\u1ec7p ch\u1ebf bi\u1ebfn gia c\u1ea7m \u2013 l\u00f4ng g\u00e0 \u2013 v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng l\u00ean \u0111\u1ebfn h\u00e0ng ng\u00e0n t\u1ea5n\/n\u0103m, kh\u00f4ng ph\u1ea3i l\u00e0 th\u1ee9 v\u00f4 d\u1ee5ng. L\u00f4ng g\u00e0 ch\u1ee9a h\u00e0m l\u01b0\u1ee3ng protein r\u1ea5t cao n\u00ean c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng l\u00e0m ngu\u1ed3n b\u1ed5 sung protein cho th\u1ee9c \u0103n ch\u0103n nu\u00f4i ho\u1eb7c l\u00e0m ph\u00e2n b\u00f3n cho c\u00e2y tr\u1ed3ng. Nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, ng\u01b0\u1eddi n\u00f4ng d\u00e2n t\u1eeb l\u00e2u v\u1eabn th\u01b0\u1eddng xuy\u00ean t\u1eadn d\u1ee5ng l\u00f4ng g\u00e0 l\u00e0m ph\u00e2n b\u00f3n cho c\u00e2y tr\u1ed3ng. Tuy nhi\u00ean, keratin t\u1eeb l\u00f4ng g\u00e0 v\u1ed1n l\u00e0 protein c\u00f3 c\u1ea5u tr\u00fac d\u1ea1ng s\u1ee3i, c\u00f3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao v\u00e0 r\u1ea5t kh\u00f3 ph\u00e2n h\u1ee7y t\u1ef1 nhi\u00ean; n\u1ebfu kh\u00f4ng c\u00f3 ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p m\u00e0 ch\u1ec9 tr\u1ef1c ti\u1ebfp ch\u00f4n xu\u1ed1ng \u0111\u1ea5t th\u00ec l\u00e2u d\u1ea7n s\u1ebd t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng vi khu\u1ea9n \u0111\u1ed9c h\u1ea1i v\u00e0 b\u1ed1c m\u00f9i.L\u00e0 nh\u00e0 nghi\u00ean c\u1ee9u trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 sinh h\u1ecdc, ch\u1ee7 y\u1ebfu v\u1ec1 b\u1ec7nh h\u1ecdc, TS. T\u1ea1 Ng\u1ecdc Ly v\u1eabn d\u00e0nh th\u1eddi gian t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c h\u01b0\u1edbng \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 sinh h\u1ecdc \u0111\u1ec3 gi\u1ea3i quy\u1ebft \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng. Tuy nhi\u00ean, m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh th\u00f4i th\u00fac anh t\u00ecm hi\u1ec3u v\u1ec1 l\u00f4ng g\u00e0 l\u1ea1i \u0111\u1ebfn t\u1eeb ch\u00ednh th\u1ef1c t\u1ebf m\u00e0 anh \u0111ang\u2026 th\u1ea5m th\u00eda m\u1ed7i ng\u00e0y. \u201cNh\u00e0 t\u00f4i \u1edf g\u1ea7n m\u1ed9t khu tr\u1ed3ng qu\u1ea5t, \u1edf \u0111\u00e2y ng\u01b0\u1eddi d\u00e2n v\u1eabn th\u01b0\u1eddng d\u00f9ng l\u00f4ng g\u00e0 \u0111\u1ec3 \u1ee7 ph\u00e2n theo c\u00e1ch truy\u1ec1n th\u1ed1ng, g\u00e2y m\u00f9i h\u00f4i n\u1ed3ng n\u1eb7c\u201d, anh chia s\u1ebb.<br>L\u00fac n\u00e0y, v\u1ea5n \u0111\u1ec1 \u0111\u1ea7u ti\u00ean m\u00e0 anh c\u1ea7n gi\u1ea3i quy\u1ebft l\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ph\u00e2n h\u1ee7y keratin nhanh ch\u00f3ng? \u201c\u0110\u00fang l\u00e0 keratin kh\u00f4ng tan trong n\u01b0\u1edbc v\u00e0 kh\u00f4ng b\u1ecb ph\u00e2n h\u1ee7y b\u1edfi c\u00e1c protease th\u00f4ng th\u01b0\u1eddng nh\u01b0: trypsin, pepsin v\u00e0 papain\u201d, anh ph\u00e2n t\u00edch v\u1ec1 kh\u00f3 kh\u0103n b\u01b0\u1edbc \u0111\u1ea7u khi b\u1eaft tay v\u00e0o nghi\u00ean c\u1ee9u, \u201cnh\u01b0ng keratin c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n h\u1ee7y b\u1edfi c\u00e1c ch\u1ee7ng vi khu\u1ea9n x\u1ea1 khu\u1ea9n v\u00e0 n\u1ea5m c\u00f3 kh\u1ea3 n\u0103ng sinh t\u1ed5ng h\u1ee3p keratinase &#8211; m\u1ed9t d\u1ea1ng protease ki\u1ec1m c\u00f3 kh\u1ea3 n\u0103ng x\u00fac t\u00e1c th\u1ee7y ph\u00e2n protein t\u1ea1o th\u00e0nh nh\u1eefng ph\u00e2n t\u1eed th\u1ea5p v\u00e0 c\u00e1c amino acid\u201d. May m\u1eafn l\u00e0 vi sinh v\u1eadt sinh t\u1ed5ng h\u1ee3p keratinase c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf nhi\u1ec1u n\u01a1i v\u00e0 t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau.<br>Tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 c\u00f3 nhi\u1ec1u nghi\u00ean c\u1ee9u v\u00e0 \u1ee9ng d\u1ee5ng th\u00e0nh c\u00f4ng v\u1ec1 c\u00e1c ch\u1ee7ng sinh v\u1eadt c\u00f3 ho\u1ea1t t\u00ednh keratinase. Tuy nhi\u00ean, \u1edf Vi\u1ec7t Nam, l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u n\u00e0y ch\u01b0a c\u00f3 nhi\u1ec1u v\u00e0 vi\u1ec7c \u1ee9ng d\u1ee5ng ch\u00fang c\u00f2n r\u1ea5t h\u1ea1n ch\u1ebf. \u201cS\u1eed d\u1ee5ng c\u00e1c ch\u1ee7ng vi khu\u1ea9n c\u00f3 ho\u1ea1t t\u00ednh keratinase cao \u0111\u1ec3 th\u1ee7y ph\u00e2n l\u00f4ng v\u0169 c\u00f3 th\u1ec3 l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi h\u1ee3p l\u00fd\u201d, TS. Ly nh\u1eadn \u0111\u1ecbnh.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"http:\/\/khoahocphattrien.vn\/Images\/Uploaded\/Share\/2022\/01\/13\/372phan%20huu%20co%20tu%20long%20ga%20anh2.jpg\" alt=\"\"\/><\/figure><\/div>\n\n\n\n<p><em>S\u1ea3n ph\u1ea9m l\u00e0 ph\u00e2n h\u1eefu c\u01a1 sinh h\u1ecdc \u0111en s\u1eadm, m\u1ecbn, h\u01a1i d\u00ednh \u01b0\u1edbt h\u01a1n so v\u1edbi ph\u00e2n b\u00f3n th\u00f4ng th\u01b0\u1eddng.<\/em><br>V\u1eady ch\u1ee7ng vi sinh v\u1eadt n\u00e0o l\u00e0 ch\u1ee7ng t\u1ed1i \u01b0u \u0111\u1ec3 ph\u00e2n h\u1ee7y l\u00f4ng g\u00e0? \u201c\u0110\u00f3 l\u00e0 c\u00e2u h\u1ecfi ti\u1ebfp theo m\u00e0 ch\u00fang t\u00f4i bu\u1ed9c ph\u1ea3i gi\u1ea3i quy\u1ebft, v\u00e0 c\u0169ng l\u00e0 l\u00fd do \u0111\u1ec3 ch\u00fang t\u00f4i quy\u1ebft \u0111\u1ecbnh ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u ph\u00e2n l\u1eadp ch\u1ee7ng vi sinh v\u1eadt c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n h\u1ee7y l\u00f4ng g\u00e0, x\u00e1c \u0111\u1ecbnh m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m sinh h\u1ecdc c\u0169ng nh\u01b0 ho\u1ea1t t\u00ednh sinh enzyme keratinase v\u00e0 protease\u201d. T\u1eeb c\u00e1c m\u1eabu \u0111\u1ea5t, l\u00f4ng v\u00e0 n\u01b0\u1edbc thu \u0111\u01b0\u1ee3c t\u1ea1i n\u01a1i gi\u1ebft m\u1ed5 gia c\u1ea7m ch\u1ee3 H\u00f2a Kh\u00e1nh, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 ph\u00e2n l\u1eadp \u0111\u01b0\u1ee3c 14 ch\u1ee7ng vi khu\u1ea9n. Trong \u0111\u00f3, ch\u1ecdn l\u1ecdc \u0111\u01b0\u1ee3c 4 ch\u1ee7ng vi khu\u1ea9n c\u00f3 kh\u1ea3 n\u0103ng sinh keratinase cao, \u0111\u1ea1t hi\u1ec7u su\u1ea5t ph\u00e2n h\u1ee7y tr\u00ean 70% sau b\u1ed1n ng\u00e0y nu\u00f4i c\u1ea5y.<br>T\u1eeb k\u1ebft qu\u1ea3 n\u00e0y, TS. T\u1ea1 Ng\u1ecdc Ly v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p c\u1ee7a m\u00ecnh ti\u1ebfp t\u1ee5c t\u1ea1o ra ch\u1ebf ph\u1ea9m d\u1ecbch th\u1ee7y ph\u00e2n l\u00f4ng g\u00e0 nh\u01b0 l\u00e0 ngu\u1ed3n ph\u00e2n b\u00f3n h\u1eefu c\u01a1 cho c\u00e2y tr\u1ed3ng. Sau khi b\u00f3n ph\u00e2n th\u1eed nghi\u1ec7m, k\u1ebft qu\u1ea3 cho th\u1ea5y c\u00e2y rau mu\u1ed1ng \u0111\u01b0\u1ee3c b\u00f3n d\u1ecbch th\u1ee7y ph\u00e2n l\u00f4ng g\u00e0 b\u1eb1ng vi sinh ph\u00e1t tri\u1ec3n t\u1ed1t, t\u0103ng 183,97% (kh\u1ed1i l\u01b0\u1ee3ng t\u01b0\u01a1i) v\u00e0 105,88% (chi\u1ec1u cao) so v\u1edbi c\u00e2y m\u1eabu \u0111\u1ed1i ch\u1ee9ng. So v\u1edbi \u0111\u1ed1i ch\u1ee9ng c\u00e2y b\u00f3n ph\u00e2n th\u01b0\u01a1ng ph\u1ea9m t\u0103ng 216,03% (kh\u1ed1i l\u01b0\u1ee3ng) v\u00e0 108,17% (chi\u1ec1u cao).<br>\u201cVi\u1ec7c ph\u00e2n l\u1eadp \u0111\u01b0\u1ee3c ch\u1ee7ng vi sinh v\u1eadt c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n gi\u1ea3i keratin t\u1eeb l\u00f4ng g\u00e0 v\u00e0 ch\u1ee9ng minh th\u00e0nh c\u00f4ng kh\u1ea3 n\u0103ng k\u00edch th\u00edch t\u0103ng tr\u01b0\u1edfng th\u1ef1c v\u1eadt c\u1ee7a d\u1ecbch th\u1ee7y ph\u00e2n l\u00f4ng g\u00e0 \u0111\u00e3 g\u1ee3i \u00fd cho ch\u00fang t\u00f4i m\u1ed9t \u0111i\u1ec1u r\u1eb1ng, l\u00f4ng g\u00e0 th\u1ea3i n\u1ebfu \u0111\u01b0\u1ee3c x\u1eed l\u00ed ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 t\u1ea1o ra ph\u00e2n b\u00f3n h\u1eefu c\u01a1 sinh h\u1ecdc c\u00f3 gi\u00e1 tr\u1ecb, g\u00f3p ph\u1ea7n l\u00e0m \u0111a d\u1ea1ng ngu\u1ed3n ph\u00e2n b\u00f3n h\u1eefu c\u01a1 hi\u1ec7n c\u00f3\u201d, TS. T\u1ea1 Ng\u1ecdc Ly g\u1ee3i m\u1edf. Theo anh, hi\u1ec7n t\u1ea1i v\u1eabn ch\u01b0a c\u00f3 nghi\u00ean c\u1ee9u n\u00e0o v\u1ec1 s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n sinh h\u1ecdc t\u1eeb l\u00f4ng g\u00e0 th\u1ea3i c\u0169ng nh\u01b0 ch\u01b0a c\u00f3 s\u1ea3n ph\u1ea9m ph\u00e2n b\u00f3n sinh h\u1ecdc t\u1eeb l\u00f4ng g\u00e0 tr\u00ean th\u1ecb tr\u01b0\u1eddng. V\u00ec v\u1eady, vi\u1ec7c ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u s\u1ea3n xu\u1ea5t ph\u00e2n h\u1eefu c\u01a1 sinh h\u1ecdc t\u1eeb l\u00f4ng g\u00e0 th\u1ea3i nh\u1eb1m ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m trong ho\u1ea1t \u0111\u1ed9ng gi\u1ebft m\u1ed5 gia c\u1ea7m s\u1ebd l\u00e0 m\u1ed9t h\u01b0\u1edbng \u0111i \u0111\u1ea7y ti\u1ec1m n\u0103ng.<br><strong>Thuy\u1ebft ph\u1ee5c nh\u1eefng ng\u01b0\u1eddi th\u1ee5 h\u01b0\u1edfng<\/strong><br>Khi quy\u1ebft \u0111\u1ecbnh ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u s\u00e2u h\u01a1n, nh\u00f3m c\u1ee7a TS. T\u1ea1 Ng\u1ecdc Ly \u0111\u00e3 v\u1ea5p ph\u1ea3i kh\u00f3 kh\u0103n t\u1eeb ch\u00ednh nh\u1eefng ng\u01b0\u1eddi th\u1ee5 h\u01b0\u1edfng k\u1ebft qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u. \u201cCh\u00fang t\u00f4i x\u00e1c \u0111\u1ecbnh hai m\u1ee5c ti\u00eau th\u1ee5 h\u01b0\u1edfng ch\u00ednh, \u0111\u00f3 l\u00e0 ng\u01b0\u1eddi gi\u1ebft m\u1ed5 gia c\u1ea7m v\u00e0 ng\u01b0\u1eddi n\u00f4ng d\u00e2n c\u1ea7n ph\u00e2n b\u00f3n h\u1eefu c\u01a1 cho c\u00e2y tr\u1ed3ng. Tuy nhi\u00ean, khi \u0111\u1ebfn l\u00e0m vi\u1ec7c v\u1edbi h\u1ed9 b\u00e1n gia c\u1ea7m \u1edf ch\u1ee3 H\u00f2a Kh\u00e1nh th\u00ec nh\u1eefng g\u00ec di\u1ec5n ra kh\u00e1c v\u1edbi \u0111i\u1ec1u ch\u00fang t\u00f4i h\u00ecnh dung. Ban \u0111\u1ea7u, h\u1ecd kh\u00f4ng h\u1ee3p t\u00e1c v\u00ec kh\u00f4ng hi\u1ec3u m\u1ee5c \u0111\u00edch c\u1ee7a ch\u00fang t\u00f4i, ph\u1ea3i \u0111\u1ebfn khi m\u00ecnh gi\u1ea3i th\u00edch th\u00ec h\u1ecd m\u1edbi t\u00edch c\u1ef1c h\u1ed7 tr\u1ee3 nh\u00f3m thu gom l\u00f4ng g\u00e0 trong qu\u00e1 tr\u00ecnh gi\u1ebft m\u1ed5\u201d, TS. Ly nh\u1edb l\u1ea1i. Ch\u1ea5t th\u1ea3i gi\u1ebft m\u1ed5 gia c\u1ea7m \u1edf Vi\u1ec7t Nam c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 nhi\u1ec1u t\u1ea1p ch\u1ea5t nh\u01b0 n\u1ed9i t\u1ea1ng, ph\u00e2n, m\u00e1u.. n\u00ean r\u1ea5t kh\u00f3 x\u1eed l\u00fd, vi\u1ec7c t\u00ecm \u0111\u1ebfn thu gom t\u1eeb ngu\u1ed3n s\u1ebd gi\u00fap ti\u1ebft ki\u1ec7m c\u00f4ng \u0111o\u1ea1n x\u1eed l\u00fd h\u1ed7n h\u1ee3p n\u00e0y.<br>Khi \u0111\u00e3 c\u00f3 \u0111\u01b0\u1ee3c nguy\u00ean li\u1ec7u, nh\u00f3m ti\u1ebfn h\u00e0nh l\u1ef1a ch\u1ecdn c\u01a1 ch\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi qu\u00e1 tr\u00ecnh \u1ee7 l\u00ean men l\u00f4ng g\u00e0 g\u1ed3m c\u00e1m g\u1ea1o, tro tr\u1ea5u, m\u00f9n d\u1eeba, b\u1ed9t m\u00ec, b\u1ed9t ng\u00f4\u2026Ti\u1ebfp \u0111\u00f3, nh\u00f3m ti\u1ebfn h\u00e0nh t\u1ed1i \u01b0u h\u00f3a ho\u1ea1t \u0111\u1ed9ng \u1ee7 ph\u00e2n n\u00e0y v\u1edbi hai th\u00f4ng s\u1ed1 l\u00e0 l\u01b0\u1ee3ng v\u00f4i b\u1ed5 sung v\u00e0 \u0111\u1ed9 \u1ea9m. L\u01b0\u1ee3ng v\u00f4i b\u1ed5 sung v\u00e0o s\u1ebd gi\u00fap \u0111i\u1ec1u ch\u1ec9nh pH c\u1ee7a kh\u1ed1i \u1ee7 v\u00e0 gi\u00fap di\u1ec7t m\u1ed9t ph\u1ea7n vi sinh v\u1eadt c\u00f3 h\u1ea1i trong l\u00f4ng g\u00e0.<br>\u0110\u1ec3 \u1ee7 l\u00f4ng g\u00e0, TS. Ly v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p \u0111\u00e3 thi\u1ebft k\u1ebf m\u1ed9t chi\u1ebfc th\u00f9ng k\u1ebft h\u1ee3p tr\u1ed1ng xoay v\u1edbi l\u01b0\u1edbi s\u00e0ng, tr\u1ed1ng \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh trong m\u1ed9t khung v\u00e0 b\u00ean d\u01b0\u1edbi c\u00f3 m\u1ed9t l\u01b0\u1edbi. Nh\u00f3m s\u1ebd t\u1ea1o m\u1ed9t l\u1edbp \u0111\u1ec7m nu\u00f4i c\u1ea5y vi sinh v\u1eadt l\u00e0 Bacilus subtilis v\u00e0 Streptomyces sp, hai ch\u1ee7ng c\u00f3 ho\u1ea1t l\u1ef1c keratinase cao m\u00e0 nh\u00f3m \u0111\u00e3 r\u00fat ra \u0111\u01b0\u1ee3c t\u1eeb nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00f3. \u201cCh\u00fang t\u00f4i \u0111\u01b0a ch\u1ee7ng vi sinh v\u1eadt v\u00e0o tr\u1ed1ng xoay \u1ee7 tr\u01b0\u1edbc trong kho\u1ea3ng ba \u0111\u1ebfn b\u1ed1n ng\u00e0y cho h\u1ec7 vi sinh v\u1eadt ph\u00e1t tri\u1ec3n \u1ed5n \u0111\u1ecbnh. Sau \u0111\u00f3, ch\u00fang t\u00f4i b\u1ed5 sung l\u00f4ng g\u00e0 v\u00e0o trong tr\u1ed1ng v\u00e0 \u0111\u1ecbnh k\u1ef3 t\u1eeb hai \u0111\u1ebfn ba ng\u00e0y s\u1ebd d\u00f9ng tay xoay cho tr\u1ed1ng quay \u0111\u1ea3o tr\u1ed9n\u201d, anh m\u00f4 t\u1ea3. Sau n\u0103m ng\u00e0y \u1ee7, n\u1ea5m m\u1ed1c ph\u00e1t tri\u1ec3n r\u1ea5t m\u1ea1nh, \u0111\u1eb7c k\u00edn ph\u00e2n, nhi\u1ec7t \u0111\u1ed9 kh\u1ed1i \u1ee7 r\u1ea5t cao. Sau 14 ng\u00e0y, ph\u1ea7n c\u00e1nh l\u00f4ng \u0111\u00e3 ph\u00e2n h\u1ee7y, c\u00f2n l\u1ea1i ph\u1ea7n \u1ed1ng l\u00f4ng. Sau 14 ng\u00e0y, h\u1ea7u h\u1ebft l\u00f4ng \u0111\u00e3 ph\u00e2n h\u1ee7y, nh\u00f3m nghi\u00ean c\u1ee9u thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m l\u00e0 ph\u00e2n h\u1eefu c\u01a1 sinh h\u1ecdc \u0111en s\u1eadm, m\u1ecbn, h\u01a1i d\u00ednh \u01b0\u1edbt h\u01a1n so v\u1edbi ph\u00e2n b\u00f3n th\u00f4ng th\u01b0\u1eddng.<br>Nh\u1edd \u0111\u00e3 nghi\u00ean c\u1ee9u t\u1eeb tr\u01b0\u1edbc ch\u1ee7ng vi sinh v\u1eadt c\u00f3 kh\u1ea3 n\u0103ng c\u00f3 ho\u1ea1t t\u00ednh ph\u00e2n gi\u1ea3i l\u00f4ng g\u00e0 cao m\u00e0 l\u00f4ng g\u00e0 ph\u00e2n h\u1ee7y nhanh h\u01a1n, kh\u00f4ng c\u00f3 m\u00f9i h\u00f4i th\u1ed1i. Cu\u1ed1i c\u00f9ng, sau kho\u1ea3ng 20 ng\u00e0y, qu\u00e1 tr\u00ecnh \u1ee7 ph\u00e2n \u0111\u00e3 ho\u00e0n thi\u1ec7n. Ph\u00e2n s\u1ebd \u0111i qua l\u01b0\u1edbi s\u00e0ng, ph\u1ea7n n\u00e0o l\u1ecdt qua l\u01b0\u1edbi s\u00e0ng xu\u1ed1ng ph\u00eda d\u01b0\u1edbi th\u00ec ph\u1ea7n \u0111\u00f3 \u0111\u00e3 ph\u00e2n h\u1ee7y v\u00e0 c\u00f3 th\u1ec3 thu th\u1eadp, s\u1eed d\u1ee5ng v\u00e0o vi\u1ec7c b\u00f3n c\u00e2y. Nh\u1eefng ph\u1ea7n c\u00f2n l\u1ea1i n\u1eb1m \u1edf tr\u00ean l\u01b0\u1edbi th\u00ec nh\u00f3m nghi\u00ean c\u1ee9u s\u1ebd b\u1ecf l\u1ea1i v\u00e0o th\u00f9ng \u0111\u1ec3 n\u00f3 ti\u1ebfp t\u1ee5c l\u00ean men.<br>\u0110\u1ec3 t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh \u1ee7 tr\u1ed9n, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m v\u1edbi nhi\u1ec1u c\u00f4ng th\u1ee9c kh\u00e1c nhau v\u00e0 nh\u1eadn th\u1ea5y t\u1ef7 l\u1ec7 c\u00e1m g\u1ea1o 20%, tro tr\u1ea5u 5%, m\u00f9n d\u1eeba 25%, l\u00f4ng g\u00e0 50% \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd cao nh\u1ea5t &#8211; th\u1ec3 hi\u1ec7n qua hai ch\u1ec9 ti\u00eau l\u00e0 nhi\u1ec7t \u0111\u1ed9 \u1ee7 ph\u00e2n \u1edf th\u1eddi \u0111i\u1ec3m t\u1eeb b\u1ed1n \u0111\u1ebfn n\u0103m ng\u00e0y \u0111\u1ea1t g\u1ea7n 60 \u0111\u1ed9, kh\u1ed1i l\u01b0\u1ee3ng l\u00f4ng g\u00e0 trong qu\u00e1 tr\u00ecnh \u1ee7 c\u00f2n l\u1ea1i r\u1ea5t th\u1ea5p, d\u01b0\u1edbi 5%. C\u00f4ng th\u1ee9c n\u00e0y c\u00f2n cho h\u00e0m l\u01b0\u1ee3ng carbon nitro ph\u00f9 h\u1ee3p v\u1edbi ch\u1ec9 ti\u00eau ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ph\u00e2n b\u00f3n ti\u00eau chu\u1ea9n Vi\u1ec7t Nam, c\u0169ng nh\u01b0 cho h\u00e0m l\u01b0\u1ee3ng vi sinh v\u1eadt cao nh\u1ea5t. \u201cCh\u00fang t\u00f4i \u0111\u00e3 lo\u1ea1i b\u1ed9t m\u00ec, b\u1ed9t ng\u00f4 ra kh\u1ecfi c\u00f4ng th\u1ee9c. D\u00f9 hai lo\u1ea1i b\u1ed9t n\u00e0y c\u00f3 th\u1ec3 gi\u00fap b\u1ed5 sung ngu\u1ed3n carbon, nh\u01b0ng gi\u00e1 th\u00e0nh c\u1ee7a ch\u00fang l\u1ea1i qu\u00e1 cao. Th\u1eddi gian t\u1edbi ch\u00fang t\u00f4i d\u1ef1 \u0111\u1ecbnh s\u1ebd ph\u1ed1i tr\u1ed9n v\u1edbi b\u00e3 th\u1ea3i tr\u1ed3ng n\u1ea5m, m\u00f9n c\u01b0a, b\u00f4ng th\u1ea3i ho\u1eb7c sinh kh\u1ed1i rau c\u1ee7 qu\u1ea3 h\u01b0 h\u1ecfng thu t\u1ea1i ch\u1ee3 \u0111\u1ec3 l\u00e0m ph\u00e2n, ch\u00fang s\u1ebd gi\u00fap gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t\u201d, TS Ly gi\u1ea3i th\u00edch.<br>\u0110\u1ec3 t\u00ecm hi\u1ec3u hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng tr\u00ean m\u1ed9t s\u1ed1 lo\u1ea1i c\u00e2y tr\u1ed3ng th\u00f4ng d\u1ee5ng, nh\u00f3m \u0111\u00e3 l\u1ef1a ch\u1ecdn kh\u1ea3o s\u00e1t tr\u00ean c\u00e2y c\u1ea3i. K\u1ebft qu\u1ea3 cho th\u1ea5y, so s\u00e1nh v\u1edbi nh\u00f3m \u0111\u1ed1i ch\u1ee9ng l\u00e0 c\u00e2y kh\u00f4ng b\u00f3n ph\u00e2n v\u00e0 c\u00e2y b\u00f3n ph\u00e2n sinh h\u1ecdc mua tr\u00ean th\u1ecb tr\u01b0\u1eddng th\u00ec ph\u00e2n s\u1ea3n xu\u1ea5t t\u1eeb l\u00f4ng g\u00e0 th\u1ea3i c\u00f3 th\u1ea5y l\u01b0\u1ee3ng chi\u1ec1u cao, s\u1ed1 l\u00e1, chi\u1ec1u d\u00e0i r\u1ec5 t\u1ed1t h\u01a1n h\u1eb3n, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng g\u1ea5p 1,6 l\u1ea7n so v\u1edbi kh\u00f4ng b\u00f3n ph\u00e2n v\u00e0 1,2 l\u1ea7n so v\u1edbi ph\u00e2n \u0111\u1ed1i ch\u1ee9ng v\u00e0 t\u0103ng n\u0103ng su\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a s\u1ea3n l\u01b0\u1ee3ng c\u00e2y tr\u1ed3ng l\u00ean 30 \u0111\u1ebfn 50%.<br>V\u1edbi c\u00f4ng th\u1ee9c \u1ee7 l\u00f4ng g\u00e0 th\u1ea3i t\u1ed1i \u01b0u, quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n v\u00e0 nhanh, kh\u00f4ng t\u1ea1o m\u00f9i h\u00f4i, ch\u1ea5t l\u01b0\u1ee3ng ph\u00e2n \u1ee7 t\u1ed1t, TS. Ly cho bi\u1ebft anh mong k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u201cs\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n giao cho c\u00e1c h\u1ed9 n\u00f4ng d\u00e2n ho\u1eb7c c\u00e1c h\u1ee3p t\u00e1c x\u00e3 s\u1ea3n xu\u1ea5t \u1edf quy m\u00f4 l\u1edbn h\u01a1n\u201d. D\u00f9 v\u1eady, nh\u00f3m nghi\u00ean c\u1ee9u s\u1ebd ph\u1ea3i n\u1ed7 l\u1ef1c r\u1ea5t nhi\u1ec1u, b\u1edfi \u201cng\u01b0\u1eddi n\u00f4ng d\u00e2n c\u00f3 ph\u1ea7n ho\u00e0i nghi v\u1edbi \u00fd t\u01b0\u1edfng m\u00e0 ch\u00fang t\u00f4i \u0111\u1eb7t ra, ch\u00fang t\u00f4i v\u1eabn \u0111ang ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m tr\u00ean quy m\u00f4 \u0111\u1ed3ng ru\u1ed9ng \u0111\u1ec3 h\u1ecd c\u00f3 th\u1ec3 \u2018m\u1eaft th\u1ea5y, tai nghe\u2019 nh\u1eefng g\u00ec ch\u00fang t\u00f4i l\u00e0m, \u0111\u1ed3ng th\u1eddi t\u00ednh to\u00e1n chi ph\u00ed s\u1ea3n xu\u1ea5t t\u1ed1i \u01b0u nh\u1ea5t &#8211; d\u00f9 v\u1edbi vi\u1ec7c t\u1eadn d\u1ee5ng ngu\u1ed3n nguy\u00ean li\u1ec7u nh\u01b0 l\u00f4ng g\u00e0, b\u00e3 th\u1ea3i th\u00ec gi\u00e1 th\u00e0nh v\u1ed1n \u0111\u00e3 th\u1ea5p r\u1ed3i\u201d, TS Ly cho bi\u1ebft.<br>V\u00e0 cu\u1ed1i c\u00f9ng, quay tr\u1edf l\u1ea1i v\u1edbi m\u1ee5c ti\u00eau ban \u0111\u1ea7u c\u1ee7a m\u00ecnh, anh cho r\u1eb1ng \u201cph\u00e2n t\u1eeb l\u00f4ng g\u00e0 c\u0169ng r\u1ea5t th\u00edch h\u1ee3p cho c\u00e2y qu\u1ea5t c\u1ea3nh, n\u00ean t\u00f4i c\u0169ng mu\u1ed1n gi\u1edbi thi\u1ec7u cho nh\u1eefng ng\u01b0\u1eddi tr\u1ed3ng qu\u1ea5t \u1edf g\u1ea7n nh\u00e0 t\u00f4i n\u1eefa\u201d, anh h\u00e0o h\u1ee9ng chia s\u1ebb.<\/p>\n\n\n\n<p class=\"has-text-align-right\"><strong>Anh Th\u01b0<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-right\"><a href=\"https:\/\/khoahocphattrien.vn\/phat-minh-sang-che\/quy-trinh-san-xuat-phan-bon-huu-co-sinh-hoc-tu-long-ga\/20220113105728307p160c926.htm\">https:\/\/khoahocphattrien.vn\/phat-minh-sang-che\/quy-trinh-san-xuat-phan-bon-huu-co-sinh-hoc-tu-long-ga\/20220113105728307p160c926.htm<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eadn d\u1ee5ng nh\u1eefng ph\u1ee5 ph\u1ea9m ch\u0103n nu\u00f4i nh\u01b0 l\u00f4ng g\u00e0, TS. T\u1ea1 Ng\u1ecdc Ly (Khoa H\u00f3a, tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc B\u00e1ch khoa, \u0110\u1ea1i h\u1ecdc \u0110\u00e0 N\u1eb5ng) kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3i quy\u1ebft m\u1ed9t v\u1ea5n \u0111\u1ec1 m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00f2n t\u1ea1o ra m\u1ed9t lo\u1ea1i ph\u00e2n h\u1eefu c\u01a1 kh\u00f4ng m\u00f9i h\u00f4i, ti\u1ec7n d\u1ee5ng, ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t.T\u00ecm ki\u1ebfm ch\u1ee7ng sinh [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":31259,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-31258","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/31258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=31258"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/31258\/revisions"}],"predecessor-version":[{"id":31260,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/31258\/revisions\/31260"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/31259"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=31258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=31258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=31258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}