{"id":10774,"date":"2026-04-08T15:03:01","date_gmt":"2026-04-08T15:03:01","guid":{"rendered":"https:\/\/nanonsg.com\/?p=10774"},"modified":"2026-04-08T15:03:49","modified_gmt":"2026-04-08T15:03:49","slug":"mot-so-ket-qua-nghien-cuu-ung-dung-cong-nghe-nano-trong-trong-trot-tai-hoc-vien-nong-nghiep-viet-nam","status":"publish","type":"post","link":"https:\/\/nanonsg.com\/index.php\/2026\/04\/08\/mot-so-ket-qua-nghien-cuu-ung-dung-cong-nghe-nano-trong-trong-trot-tai-hoc-vien-nong-nghiep-viet-nam\/","title":{"rendered":"M\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nano trong tr\u1ed3ng tr\u1ecdt t\u1ea1i H\u1ecdc vi\u1ec7n N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam"},"content":{"rendered":"\n

\u0110\u1eb7t v\u1ea5n \u0111\u1ec1<\/strong><\/p>\n\n\n\n

Ng\u00e0y nay, c\u00f4ng ngh\u1ec7 nano \u0111\u00e3 v\u00e0 \u0111ang hi\u1ec7n di\u1ec7n trong nhi\u1ec1u l\u0129nh v\u1ef1c khoa h\u1ecdc, c\u00f4ng ngh\u1ec7 l\u00e0m thay \u0111\u1ed5i di\u1ec7n m\u1ea1o c\u1ee7a cu\u1ed9c s\u1ed1ng con ng\u01b0\u1eddi. Trong l\u0129nh v\u1ef1c \u0111i\u1ec7n, \u0111i\u1ec7n t\u1eed, c\u00f4ng ngh\u1ec7 nano \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c v\u1eadt li\u1ec7u, thi\u1ebft b\u1ecb th\u00f4ng minh, c\u00e1c chip nano d\u00f9ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. Trong l\u0129nh v\u1ef1c d\u1ec7t may, c\u00f4ng ngh\u1ec7 nano gi\u00fap t\u1ea1o ra c\u00e1c lo\u1ea1i v\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng khu\u1ea9n, ch\u1ed1ng n\u00f3ng. Trong l\u0129nh v\u1ef1c y h\u1ecdc, c\u00f4ng ngh\u1ec7 nano gi\u00fap t\u1ea1o ra c\u00e1c thi\u1ebft b\u1ecb th\u0103m kh\u00e1m b\u1ec7nh, mang thu\u1ed1c v\u00e0 d\u1eabn truy\u1ec1n thu\u1ed1c \u0111\u1ebfn \u0111\u00edch. Trong l\u0129nh v\u1ef1c ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, c\u00f4ng ngh\u1ec7 nano \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng s\u1ea3n xu\u1ea5t bao b\u00ec \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m, t\u1ea1o ra c\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m c\u00f3 l\u1ee3i cho s\u1ee9c kh\u1ecfe.<\/p>\n\n\n\n

Trong l\u0129nh v\u1ef1c n\u00f4ng nghi\u1ec7p, c\u00f4ng ngh\u1ec7 nano \u0111ang \u0111\u01b0\u1ee3c nhi\u1ec1u n\u01b0\u1edbc tr\u00ean th\u1ebf gi\u1edbi xem l\u00e0 h\u01b0\u1edbng \u0111i m\u1edbi \u0111\u1ec3 ph\u00e1t tri\u1ec3n m\u1ed9t n\u1ec1n n\u00f4ng nghi\u1ec7p hi\u1ec7u qu\u1ea3, kinh t\u1ebf v\u00e0 an to\u00e0n h\u01a1n (Elizabeth & cs.,<\/em> 2018). C\u00e1c \u1ee9ng d\u1ee5ng tr\u1ef1c ti\u1ebfp c\u1ee7a c\u00f4ng ngh\u1ec7 nano trong n\u00f4ng nghi\u1ec7p bao g\u1ed3m: ph\u00f2ng v\u00e0 tr\u1ecb c\u00e1c ngu\u1ed3n b\u1ec7nh do vi khu\u1ea9n, virus v\u00e0 n\u1ea5m g\u00e2y ra tr\u00ean c\u00e2y tr\u1ed3ng, v\u1eadt nu\u00f4i, b\u1ea3o qu\u1ea3n n\u00f4ng s\u1ea3n, gi\u00fap t\u0103ng s\u1ea3n l\u01b0\u1ee3ng n\u00f4ng nghi\u1ec7p. M\u1ed9t s\u1ed1 ch\u1ebf ph\u1ea9m nano \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 r\u1ea5t hi\u1ec7u qu\u1ea3 trong ph\u00f2ng tr\u1eeb b\u1ec7nh h\u1ea1i, t\u0103ng n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng c\u00e2y tr\u1ed3ng, x\u1eed l\u00fd m\u00f4i tr\u01b0\u1eddng trong l\u0129nh v\u1ef1c nu\u00f4i tr\u1ed3ng v\u00e0 ch\u1ebf bi\u1ebfn th\u1ee7y s\u1ea3n (Waleed, 2018).<\/p>\n\n\n\n

Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, H\u1ecdc vi\u1ec7n N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 v\u00e0 \u0111ang quan t\u00e2m th\u1ef1c hi\u1ec7n nhi\u1ec1u nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nano trong c\u00e1c l\u0129nh v\u1ef1c tr\u1ed3ng tr\u1ecdt, ch\u0103n nu\u00f4i, th\u1ee7y s\u1ea3n, c\u00f4ng ngh\u1ec7 th\u1ef1c ph\u1ea9m v\u00e0 m\u00f4i tr\u01b0\u1eddng. Trong l\u0129nh v\u1ef1c tr\u1ed3ng tr\u1ecdt, hai h\u01b0\u1edbng nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c quan t\u00e2m nhi\u1ec1u nh\u1ea5t l\u00e0 \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nano trong vi\u1ec7c n\u00e2ng cao n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n v\u00e0 ph\u00f2ng tr\u1ecb b\u1ec7nh cho c\u00e2y tr\u1ed3ng. B\u00e0i vi\u1ebft n\u00e0y xin \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u m\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nano trong l\u0129nh v\u1ef1c tr\u1ed3ng tr\u1ecdt \u1edf H\u1ecdc vi\u1ec7n N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam.<\/p>\n\n\n\n

2. M\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 ch\u00ednh \u0111\u1ea1t \u0111\u01b0\u1ee3c<\/strong><\/p>\n\n\n\n

2.1. \u1ee8ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nano trong vi\u1ec7c n\u00e2ng cao n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n<\/em><\/strong><\/p>\n\n\n\n

a. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u x\u1eed l\u00fd <\/em>AgNPs v\u00e0 CuNPs tr\u00ean rau x\u00e0 l\u00e1ch v\u00e0 c\u1ea3i b\u00f3 x\u00f4i tr\u1ed3ng th\u1ee7y canh<\/em><\/p>\n\n\n\n

K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng, khi x\u1eed l\u00fd AgNPs \u1edf n\u1ed3ng \u0111\u1ed9 8 ppm l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng n\u1ea3y m\u1ea7m c\u1ee7a h\u1ea1t x\u00e0 l\u00e1ch (90%) v\u00e0 c\u1ea3i b\u00f3 x\u00f4i (91,67%). Trong khi \u0111\u00f3, x\u1eed l\u00fd CuNPs \u1edf n\u1ed3ng \u0111\u1ed9 0,4-0,8ppm t\u0103ng t\u1ef7 l\u1ec7 n\u1ea3y m\u1ea7m c\u1ee7a h\u1ea1t x\u00e0 l\u00e1ch (t\u1eeb 85%-88,3%) nh\u01b0ng gi\u1ea3m t\u1ef7 l\u1ec7 n\u1ea3y m\u1ea7m c\u1ee7a c\u1ea3i b\u00f3 x\u00f4i (\u1edf n\u1ed3ng \u0111\u1ed9 0,8 ppm, t\u1ef7 l\u1ec7 n\u1ea3y m\u1ea7m \u0111\u1ea1t 53,33%). Vi\u1ec7c x\u1eed l\u00fd h\u1ea1t AgNPs, CuNPs kh\u00f4ng g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn chi\u1ec1u d\u00e0i ch\u1ed3i c\u1ee7a x\u00e0 l\u00e1ch v\u00e0 c\u1ea3i b\u00f3 x\u00f4i.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e2y tr\u1ed3ng th\u1ee7y canh, n\u1ed3ng \u0111\u1ed9 nano c\u00e0ng cao th\u00ec c\u00e0ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn sinh tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a x\u00e0 l\u00e1ch v\u00e0 c\u1ea3i b\u00f3 x\u00f4i. Tuy nhi\u00ean khi x\u1eed l\u00fd \u1edf n\u1ed3ng \u0111\u1ed9 th\u00edch h\u1ee3p, n\u0103ng su\u1ea5t c\u1ee7a x\u00e0 l\u00e1ch v\u00e0 c\u1ea3i b\u00f3 x\u00f4i t\u0103ng l\u00ean, c\u1ee5 th\u1ec3:<\/p>\n\n\n\n

– \u0110\u1ed1i v\u1edbi x\u00e0 l\u00e1ch, khi x\u1eed l\u00fd CuNPs \u1edf n\u1ed3ng \u0111\u1ed9 0,4ppm v\u00e0 x\u1eed l\u00fd AgNPs n\u1ed3ng \u0111\u1ed9 4 ppm, c\u00e1c ch\u1ec9 ti\u00eau sinh tr\u01b0\u1edfng nh\u01b0 chi\u1ec1u cao c\u00e2y cu\u1ed1i c\u00f9ng, s\u1ed1 l\u00e1 cu\u1ed1i c\u00f9ng, di\u1ec7n t\u00edch l\u00e1, kh\u1ed1i l\u01b0\u1ee3ng c\u00e2y TB, n\u0103ng su\u1ea5t c\u1ee7a x\u00e0 l\u00e1ch t\u0103ng 11,9-13% so v\u1edbi \u0111\u1ed1i ch\u1ee9ng.<\/p>\n\n\n\n

– \u0110\u1ed1i v\u1edbi c\u1ea3i b\u00f3 x\u00f4i, b\u1ed5 sung CuNPs \u1edf n\u1ed3ng \u0111\u1ed9 0,4ppm v\u00e0 AgNPs l\u00e0 2ppm, c\u00e1c ch\u1ec9 ti\u00eau sinh tr\u01b0\u1eddng v\u00e0 ph\u00e1t tri\u1ec3n t\u0103ng, c\u1ea3i thi\u1ec7n \u0111\u01b0\u1ee3c n\u0103ng su\u1ea5t t\u1eeb 16-24% so v\u1edbi \u0111\u1ed1i ch\u1ee9ng.<\/p>\n\n\n\n

– C\u00e1c ch\u1ec9 ti\u00eau ch\u1ea5t l\u01b0\u1ee3ng nh\u01b0 h\u00e0m l\u01b0\u1ee3ng vitamin C, h\u00e0m l\u01b0\u1ee3ng protein, h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t x\u01a1 c\u1ee7a rau x\u00e0 l\u00e1ch v\u00e0 c\u1ea3i b\u00f3 x\u00f4i \u0111\u1ec1u t\u0103ng khi b\u1ed5 sung th\u00eam nano.<\/p>\n\n\n\n

– Rau x\u1eed l\u00fd b\u1eb1ng CuNPs, AgNPs c\u00f3 h\u00e0m l\u01b0\u1ee3ng nitrat th\u1ea5p h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi m\u1ee9c quy \u0111\u1ecbnh chung c\u1ee7a B\u1ed9 NN&PTNT, \u0111\u1ea1t y\u00eau c\u1ea7u v\u1ec1 ch\u1ec9 ti\u00eau h\u00e0m l\u01b0\u1ee3ng kim lo\u1ea1i n\u1eb7ng Cu v\u00e0 Ag.<\/p>\n\n\n\n

B\u1ea3ng 1. \u1ea2nh h\u01b0\u1edfng c\u1ee7a CuNPs v\u00e0 AgNPs \u0111\u1ebfn n\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng rau x\u00e0 l\u00e1ch tr\u1ed3ng th\u1ee7y canh<\/strong><\/p>\n\n\n\n

C\u00f4ng th\u1ee9c x\u1eed l\u00fd<\/td>N\u0103ng su\u1ea5t (Kg\/m2<\/sup>)<\/td>Protein
(% ch\u1ea5t kh\u00f4)<\/td>		Vitamin C (mg\/100g ch\u1ea5t t\u01b0\u01a1i)<\/td><\/tr>
\u0110\/c<\/td>1,93<\/strong><\/td>4,28<\/strong><\/td>43,17<\/strong><\/td><\/tr>
Nano b\u1ea1c (2ppm)<\/td>2,16<\/strong><\/td>4,69<\/strong><\/td>68,52<\/strong><\/td><\/tr>
Nano \u0111\u1ed3ng (0,4ppm)<\/td>2,18<\/strong><\/td>4,72<\/strong><\/td>54,66<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u1ea3ng 2. \u1ea2nh h\u01b0\u1edfng c\u1ee7a CuNPs v\u00e0 AgNPs \u0111\u1ebfn n\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng rau c\u1ea3i b\u00f3 x\u00f4i tr\u1ed3ng th\u1ee7y canh<\/strong><\/p>\n\n\n\n

C\u00f4ng th\u1ee9c x\u1eed l\u00fd<\/td>N\u0103ng su\u1ea5t (Kg\/m2<\/sub>)<\/td>Protein
(% ch\u1ea5t kh\u00f4)<\/td>		Vitamin C (mg\/100g ch\u1ea5t t\u01b0\u01a1i)<\/td><\/tr>
\u0110\/c<\/td>2,05<\/strong><\/td>6,34<\/strong><\/td>66,72<\/strong><\/td><\/tr>
Nano b\u1ea1c (2ppm)<\/td>2,55<\/strong><\/td>6,87<\/strong><\/td>70,08<\/strong><\/td><\/tr>
Nano \u0111\u1ed3ng (0,4ppm)<\/td>2,30<\/strong><\/td>6,62<\/strong><\/td>75,88<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\"\"<\/td><\/tr>
 H\u00ecnh 1. Rau x\u00e0 l\u00e1ch v\u00e0 c\u1ea3i b\u00f3 x\u00f4i tr\u1ed3ng th\u1ee7y canh: (a) X\u1eed l\u00fd AgNPs, (b) X\u1eed l\u00fd CuNPs<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

b. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u1ea3nh h\u01b0\u1edfng c\u1ee7a <\/em>nano b\u1ea1c <\/em>\u0111\u1ebfn sinh tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n v\u00e0 n\u0103ng su\u1ea5t c\u1ee7 si\u00eau nguy\u00ean ch\u1ee7ng (Mini tuber) khoai t\u00e2y trong nh\u00e0 c\u00e1ch ly<\/em><\/p>\n\n\n\n

Nghi\u00ean c\u1ee9u n\u00e0y \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh t\u1ea1i khu th\u00ed nghi\u1ec7m c\u1ee7a H\u1ecdc vi\u1ec7n N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam tr\u00ean hai gi\u1ed1ng khoai t\u00e2y Atlantic v\u00e0 Bliss v\u1edbi n\u1ed3ng \u0111\u1ed9 nano b\u1ea1c kh\u00e1c nhau (0,0; 2,0; 4,0; 6,0; 8,0; 10,0ppm). K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y, nano b\u1ea1c \u0111\u00e3 th\u00fac \u0111\u1ea9y s\u1ef1 sinh tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n v\u00e0 n\u0103ng su\u1ea5t c\u1ee7a hai gi\u1ed1ng khoai t\u00e2y th\u00ed nghi\u1ec7m. X\u1eed l\u00fd nano b\u1ea1c \u1edf n\u1ed3ng \u0111\u1ed9 8,0ppm cho k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t \u1edf t\u1ea5t c\u1ea3 c\u00e1c ch\u1ec9 ti\u00eau theo d\u00f5i. Kh\u1ed1i l\u01b0\u1ee3ng trung b\u00ecnh c\u1ee7 \u0111\u1ea1t 25,6g (Atlantic) v\u00e0 20,4g (Bliss). N\u0103ng su\u1ea5t th\u1ef1c thu \u0111\u1ea1t 1587,2 g\/m2<\/sup> (gi\u1ed1ng Atlantic) v\u00e0 2040,0 g\/m2<\/sup> (gi\u1ed1ng Bliss). K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u n\u00e0y l\u00e0 c\u01a1 s\u1edf khoa h\u1ecdc \u0111\u1ec3 \u0111\u01b0a ra c\u00e1c gi\u1ea3i ph\u00e1p nh\u1eb1m n\u00e2ng cao n\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng trong s\u1ea3n xu\u1ea5t khoai t\u00e2y gi\u1ed1ng \u1edf Vi\u1ec7t Nam.<\/p>\n\n\n\n

B\u1ea3ng <\/strong>3.<\/strong> <\/strong>\u1ea2nh h\u01b0\u1edfng c\u1ee7a nano b\u1ea1c \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 c\u1ea5u th\u00e0nh n\u0103ng su\u1ea5t v\u00e0 n\u0103ng su\u1ea5t th\u1ef1c thu c\u1ee7a gi\u1ed1ng khoai t\u00e2y Atlantic (90 ng\u00e0y sau tr\u1ed3ng)<\/strong><\/p>\n\n\n\n

N\u1ed3ng \u0111\u1ed9 nano b\u1ea1c (ppm)<\/td>Ch\u1ec9 ti\u00eau theo d\u00f5i<\/td><\/tr>
S\u1ed1 c\u1ee7\/c\u00e2y<\/td>Kh\u1ed1i l\u01b0\u1ee3ng TB\/c\u1ee7<\/td>S\u1ed1 c\u1ee7\/m2<\/sup><\/td>NSTT (g\/m2<\/sup>)<\/td><\/tr>
0,0 (\u0110\/C)<\/td>3,1a<\/sup><\/td>15,3d<\/sup><\/td>62,0a<\/sup><\/td>948,6c<\/sup><\/td><\/tr>
2,0<\/td>3,1a<\/sup><\/td>16,4c<\/sup><\/td>62,0a<\/sup><\/td>1016,8c<\/sup><\/td><\/tr>
4,0<\/td>3,2a<\/sup><\/td>16,5c<\/sup><\/td>64,0a<\/sup><\/td>1056,0bc<\/sup><\/td><\/tr>
6,0<\/td>3,2a<\/sup><\/td>18,5b<\/sup><\/td>64,0a<\/sup><\/td>1184,0b<\/sup><\/td><\/tr>
8,0<\/td>3,1a<\/sup><\/td>25,6a<\/sup><\/td>62,0a<\/sup><\/td>1587,2a<\/sup><\/td><\/tr>
10,0<\/td>3,1a<\/sup><\/td>17,1bc<\/sup><\/td>62,0a<\/sup><\/td>1060,2bc<\/sup><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u1ea3ng <\/strong>4.<\/strong> <\/strong>\u1ea2nh h\u01b0\u1edfng c\u1ee7a nano b\u1ea1c \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 c\u1ea5u th\u00e0nh n\u0103ng su\u1ea5t v\u00e0 n\u0103ng su\u1ea5t th\u1ef1c thu c\u1ee7a gi\u1ed1ng khoai t\u00e2y Bliss (90 ng\u00e0y sau tr\u1ed3ng)<\/strong><\/p>\n\n\n\n

N\u1ed3ng \u0111\u1ed9 nano b\u1ea1c (ppm)<\/td>Ch\u1ec9 ti\u00eau theo d\u00f5i<\/td><\/tr>
S\u1ed1 c\u1ee7\/c\u00e2y<\/td>Kh\u1ed1i l\u01b0\u1ee3ng TB\/c\u1ee7<\/td>S\u1ed1 c\u1ee7\/m2<\/sup><\/td>NSTT (g\/m2<\/sup>)<\/td><\/tr>
0,0 (\u0110\/C)<\/td>4,8a<\/sup><\/td>13,3d<\/sup><\/td>96,2a<\/sup><\/td>1276,8c<\/sup><\/td><\/tr>
2,0<\/td>4,8a<\/sup><\/td>14,1c<\/sup><\/td>96,5a<\/sup><\/td>1353,6c<\/sup><\/td><\/tr>
4,0<\/td>4,9a<\/sup><\/td>14,6bc<\/sup><\/td>98,1a<\/sup><\/td>1430,8bc<\/sup><\/td><\/tr>
6,0<\/td>5,1a<\/sup><\/td>15,6b<\/sup><\/td>99,1a<\/sup><\/td>1591,2b<\/sup><\/td><\/tr>
8,0<\/td>5,0a<\/sup><\/td>20,4a<\/sup><\/td>100,0a<\/sup><\/td>2040,0a<\/sup><\/td><\/tr>
10,0<\/td>4,9a<\/sup><\/td>14,8bc<\/sup><\/td>98,3a<\/sup><\/td>1450,4bc<\/sup><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

2.2. \u1ee8ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nano trong ph\u00f2ng tr\u1ecb b\u1ec7nh c\u00e2y tr\u1ed3ng<\/em><\/strong><\/p>\n\n\n\n

a. Nghi\u00ean c\u1ee9u \u0111i\u1ec1u ch\u1ebf dung d\u1ecbch nano TiO2 ph\u00f2ng tr\u1eeb Tobacco Mosaic Virus (TMV)<\/em><\/p>\n\n\n\n

K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111i\u1ec1u ch\u1ebf th\u00e0nh c\u00f4ng nano TiO2 v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t nano dao \u0111\u1ed9ng trong kho\u1ea3ng 15 \u0111\u1ebfn 50nm. K\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m tr\u00ean c\u00e2y thu\u1ed1c l\u00e1 cho th\u1ea5y, dung d\u1ecbch nano TiO2 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf c\u00f3 kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 bi\u1ec3u hi\u1ec7n tri\u1ec7u ch\u1ee9ng b\u1ec7nh c\u1ee7a virus TMV.<\/p>\n\n\n\n

\"\"<\/td><\/tr>
 H\u00ecnh 2. H\u00ecnh \u1ea3nh c\u00e2y thu\u1ed1c l\u00e1 sau 2 tu\u1ea7n l\u00e2y nhi\u1ec5m virus TMV<\/strong>(A) C\u00e2y \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng <\/strong>nano<\/strong> TiO2; (B)<\/strong> C\u00e2y kh\u00f4ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng <\/strong>nano<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

b. <\/em>\u0110\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf vi khu\u1ea9n <\/em>xanthomonas oryzae pv oryzae g\u00e2y b\u1ec7nh b\u1ea1c l\u00e1 l\u00faa c\u1ee7a nano b\u1ea1c v\u00e0 d\u1ecbch chi\u1ebft l\u00e1 tr\u1ea7u kh\u00f4ng<\/em><\/p>\n\n\n\n

Trong nghi\u00ean c\u1ee9u n\u00e0y, cao d\u1ecbch chi\u1ebft t\u1eeb l\u00e1 c\u00e2y tr\u1ea7u kh\u00f4ng v\u00e0 ch\u1ebf ph\u1ea9m nano b\u1ea1c \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u1ee9c ch\u1ebf \u0111\u1ed1i v\u1edbi 02 ch\u1ee7ng vi khu\u1ea9n Xanthomonas oryzae pv oryzae<\/em> g\u00e2y b\u1ec7nh b\u1ea1c l\u00e1 l\u00faa. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y, n\u1ed3ng \u0111\u1ed9 nano b\u1ea1c th\u1ea5p nh\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf in vitro<\/em> 02 ch\u1ee7ng vi khu\u1ea9n Xanthomonas oryzae pv oryzae<\/em> l\u00e0 6,25ppm. Khi s\u1eed d\u1ee5ng ph\u1ed1i h\u1ee3p cao d\u1ecbch chi\u1ebft l\u00e1 tr\u1ea7u kh\u00f4ng v\u1edbi nano b\u1ea1c \u1edf n\u1ed3ng \u0111\u1ed9 3,125ppm l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf vi khu\u1ea9n in vitro<\/em> c\u1ee7a cao d\u1ecbch chi\u1ebft. N\u1ed3ng \u0111\u1ed9 nh\u1ecf nh\u1ea5t c\u1ee7a cao d\u1ecbch chi\u1ebft l\u00e1 tr\u1ea7u kh\u00f4ng s\u1eed d\u1ee5ng dung m\u00f4i ethanol 96% khi b\u1ed5 sung v\u00e0o l\u1ed7 th\u1ea1ch v\u1eabn quan s\u00e1t th\u1ea5y v\u00f2ng v\u00f4 khu\u1ea9n \u0111\u1ed1i v\u1edbi c\u1ea3 02 ch\u1ee7ng vi khu\u1ea9n Xanthomonas oryzae pv oryzae<\/em> l\u00e0 1,5625 mg\/ml. Khi s\u1eed d\u1ee5ng cao d\u1ecbch chi\u1ebft k\u1ebft h\u1ee3p v\u1edbi nano b\u1ea1c (3,125ppm), n\u1ed3ng \u0111\u1ed9 cao d\u1ecbch chi\u1ebft nh\u1ecf nh\u1ea5t v\u1eabn c\u00f3 t\u00e1c d\u1ee5ng \u1ee9c ch\u1ebf vi khu\u1ea9n in vitro<\/em> l\u00e0 2-8<\/sup>\u00d7100mg\/ml. S\u1eed d\u1ee5ng ri\u00eang l\u1ebb hay ph\u1ed1i h\u1ee3p dung d\u1ecbch nano b\u1ea1c v\u00e0  cao d\u1ecbch chi\u1ebft \u0111\u1ec1u l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng g\u00e2y b\u1ec7nh b\u1ea1c l\u00e1 trong \u0111i\u1ec1u ki\u1ec7n th\u00ed nghi\u1ec7m in vivo<\/em>. Chi\u1ec1u d\u00e0i v\u1ebft b\u1ec7nh c\u00f3 gi\u1ea3m \u0111i r\u00f5 r\u1ec7t dao \u0111\u1ed9ng t\u1eeb 7,55cm \u0111\u1ebfn 13,67cm, t\u1ee9c l\u00e0 gi\u1ea3m \u0111i ch\u1ec9 c\u00f2n 35,85% \u0111\u1ebfn 64,91% so v\u1edbi \u0111\u1ed1i ch\u1ee9ng.<\/p>\n\n\n\n

\"\"<\/td><\/tr>
 H\u00ecnh 3. K\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf vi khu\u1ea9n<\/strong> Xanthomonas oryzae pv oryzae <\/em>(ch\u1ee7ng 09) c\u1ee7a c\u00e1c n\u1ed3ng \u0111\u1ed9 nano b\u1ea1c kh\u00e1c nhau sau 24h nu\u00f4i c\u1ea5y<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\"\"<\/td><\/tr>
H\u00ecnh 4. Chi\u1ec1u d\u00e0i v\u1ebft b\u1ec7nh tr\u00ean l\u00e1 l\u00faa khi x\u1eed l\u00fd c\u00e1c c\u00f4ng th\u1ee9c kh\u00e1c nhau (sau 18 ng\u00e0y l\u00e2y nhi\u1ec5m)<\/strong> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Ghi ch\u00fa: CT1: n\u01b0\u1edbc c\u1ea5t; CT2: cao d\u1ecbch chi\u1ebft 1,5625 mg\/ml; CT3: h\u1ed7n h\u1ee3p cao d\u1ecbch chi\u1ebft 1,5625 mg\/ml v\u00e0 nano b\u1ea1c 3,125ppm; CT4: nano b\u1ea1c n\u1ed3ng \u0111\u1ed9 6,25ppm; CT5: kh\u00e1ng sinh kasugamycin.<\/p>\n\n\n\n

c. S\u1eed d\u1ee5ng nano b\u1ea1c trong ph\u00f2ng tr\u1eeb b\u1ec7nh th\u1ed1i n\u00e2u do vi khu\u1ea9n gluconobacter frateurii g\u00e2y ra tr\u00ean qu\u1ea3 nh\u00e3n<\/em><\/p>\n\n\n\n

Nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf vi khu\u1ea9n Gluconobacter frateurii <\/em>v\u00e0 kh\u1ea3 n\u0103ng ph\u00f2ng tr\u1eeb b\u1ec7nh th\u1ed1i n\u00e2u tr\u00ean qu\u1ea3 nh\u00e3n c\u1ee7a ch\u1ebf ph\u1ea9m nano b\u1ea1c.<\/p>\n\n\n\n

\"\"<\/td><\/tr>
 H\u00ecnh 5. K\u1ebft qu\u1ea3 sau 24 gi\u1edd nu\u00f4i c\u1ea5y khi cho vi khu\u1ea9n Gluconobacter frateurii <\/em>ti\u1ebfp x\u00fac v\u1edbi nano b\u1ea1c trong 60 ph\u00fat<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Ghi ch\u00fa: \u0110C<\/em>– <\/em>: n\u01b0\u1edbc c\u1ea5t;<\/em> CT1: 2,5ppm; CT2: 5ppm; CT3: 7,5ppm; CT4: 10ppm; CT5: 12,5ppm; \u0110c+ :  <\/em>kh\u00e1ng sinh Streptomycin <\/em>10 ppm<\/em>.<\/em><\/em><\/p>\n\n\n\n

\"\"<\/td><\/tr>
 H\u00ecnh 6. K\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng tr\u1eeb b\u1ec7nh th\u1ed1i n\u00e2u tr\u00ean nh\u00e3n c\u1ee7a dung d\u1ecbch nano b\u1ea1c theo d\u00f5i sau 48h<\/strong> l\u00e2y nhi\u1ec5m<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

K\u1ebft qu\u1ea3 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c: N\u1ed3ng \u0111\u1ed9 nano b\u1ea1c 10ppm (v\u1edbi th\u1eddi gian ti\u1ebfp x\u00fac 45 ph\u00fat) v\u00e0 7,5ppm (v\u1edbi th\u1eddi gian ti\u1ebfp x\u00fac 60 ph\u00fat v\u00e0 75 ph\u00fat) cho hi\u1ec7u qu\u1ea3 \u1ee9c ch\u1ebf vi khu\u1ea9n Gluconobacter frateurii<\/em> \u0111\u1ea1t 100%; n\u1ed3ng \u0111\u1ed9 nano b\u1ea1c 20ppm cho hi\u1ec7u qu\u1ea3 ph\u00f2ng tr\u1eeb b\u1ec7nh th\u1ed1i n\u00e2u tr\u00ean qu\u1ea3 nh\u00e3n l\u00e0 t\u1ed1t nh\u1ea5t, kh\u00f4ng c\u00f3 d\u1ea5u hi\u1ec7u c\u1ee7a b\u1ec7nh \u1edf c\u1ea3 2 ph\u01b0\u01a1ng ph\u00e1p ph\u00f2ng v\u00e0 tr\u1eeb b\u1ec7nh sau 48 gi\u1edd l\u00e2y nhi\u1ec5m.<\/p>\n\n\n\n

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

C\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y, c\u00f4ng ngh\u1ec7 nano l\u00e0 c\u00f4ng ngh\u1ec7 m\u1edbi, h\u1ea5p d\u1eabn, \u0111\u1ea7y ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u1ee7a \u0111\u1eddi s\u1ed1ng x\u00e3 h\u1ed9i, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong l\u0129nh v\u1ef1c n\u00f4ng nghi\u1ec7p. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 h\u01b0\u1edbng \u0111i m\u1edbi \u0111\u1ec3 ph\u00e1t tri\u1ec3n n\u1ec1n n\u00f4ng nghi\u1ec7p hi\u1ec7u qu\u1ea3, kinh t\u1ebf v\u00e0 an to\u00e0n trong b\u1ed1i c\u1ea3nh h\u1ed9i nh\u1eadp v\u00e0 ph\u00e1t tri\u1ec3n. N\u1ec1n n\u00f4ng nghi\u1ec7p \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nano cho ph\u00e9p ti\u1ebft ki\u1ec7m ph\u00e2n b\u00f3n, n\u01b0\u1edbc t\u01b0\u1edbi, nh\u00e2n c\u00f4ng ch\u0103m s\u00f3c, t\u1eeb \u0111\u00f3 gi\u1ea3m ti\u00eau hao nhi\u00ean li\u1ec7u, t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m an to\u00e0n, ch\u1ea5t l\u01b0\u1ee3ng cao, g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng, l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n m\u1ed9t n\u1ec1n n\u00f4ng nghi\u1ec7p b\u1ec1n v\u1eefng.<\/p>\n\n\n\n

T\u00e0i li\u1ec7u tham kh\u1ea3o         <\/strong><\/p>\n\n\n\n

1. \u0110\u1ed3ng Huy Gi\u1edbi (2017). B\u01b0\u1edbc \u0111\u1ea7u s\u1eed d\u1ee5ng nano b\u1ea1c trong ph\u00f2ng tr\u1eeb b\u1ec7nh th\u1ed1i n\u00e2u do vi khu\u1ea9n Gluconobacter frateurii<\/em> g\u00e2y ra tr\u00ean qu\u1ea3 nh\u00e3n. T\u1ea1p ch\u00ed Khoa h\u1ecdc C\u00f4ng ngh\u1ec7 N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam, T\u1eadp 7: 110-114.<\/p>\n\n\n\n

2. Elizabeth A. Worrall, Aflaq Hamid, Karishma T. Mody, Neena Mitter & Hanu R. Pappu (2018). Nanotechnology for Plant Disease Management. Agronomy 8<\/em>, 285; doi:10.3390\/agronomy8120285.<\/p>\n\n\n\n

3. Nguy\u1ec5n Thanh H\u1ea3i & \u0110\u1ed3ng Huy Gi\u1edbi (2017). \u0110\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf vi khu\u1ea9n Xanthomonas oryzae pv oryzae<\/em> g\u00e2y b\u1ec7nh b\u1ea1c l\u00e1 l\u00faa c\u1ee7a nano b\u1ea1c v\u00e0 d\u1ecbch chi\u1ebft l\u00e1 tr\u1ea7u kh\u00f4ng. T\u1ea1p ch\u00ed N\u00f4ng nghi\u1ec7p & Ph\u00e1t tri\u1ec3n N\u00f4ng th\u00f4n, T\u1eadp 3-4: 49-57.<\/p>\n\n\n\n

4. Nguy\u1ec5n Xu\u00e2n Tr\u01b0\u1eddng, B\u00f9i Th\u1ecb Thu H\u01b0\u01a1ng, Ph\u1ea1m Th\u1ecb Th\u00f9y, Vi Qu\u1ed1c Hi\u1ec1n & \u0110\u1ed3ng Huy Gi\u1edbi. \u1ea2nh h\u01b0\u1edfng c\u1ee7a nano b\u1ea1c \u0111\u1ebfn sinh tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n v\u00e0 n\u0103ng su\u1ea5t c\u1ee7 si\u00eau nguy\u00ean ch\u1ee7ng (mini tuber) khoai t\u00e2y trong nh\u00e0 c\u00e1ch ly (2019). T\u1ea1p ch\u00ed N\u00f4ng nghi\u1ec7p v\u00e0 Ph\u00e1t tri\u1ec3n n\u00f4ng th\u00f4n, th\u00e1ng 12\/2019. 46-51.<\/p>\n\n\n\n

5. Waleed Fouad Abobatta (2018). Nanotechnology Application in Agriculture. Acta Scientific Agriculture 2.6: 99-102.<\/p>\n\n\n\n

\u0110\u1ed3ng Huy Gi\u1edbi, Nh\u00f3m nghi\u00ean c\u1ee9u m\u1ea1nh CNSH nano v\u00e0 c\u00f4ng ngh\u1ec7 protein t\u00e1i t\u1ed5 h\u1ee3p<\/em><\/strong><\/p>\n\n\n\n

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

\u0110\u1eb7t v\u1ea5n \u0111\u1ec1 Ng\u00e0y nay, c\u00f4ng ngh\u1ec7 nano \u0111\u00e3 v\u00e0 \u0111ang hi\u1ec7n […]<\/p>\n","protected":false},"author":1,"featured_media":10772,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-10774","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/posts\/10774","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/comments?post=10774"}],"version-history":[{"count":1,"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/posts\/10774\/revisions"}],"predecessor-version":[{"id":10775,"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/posts\/10774\/revisions\/10775"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/media\/10772"}],"wp:attachment":[{"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/media?parent=10774"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/categories?post=10774"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nanonsg.com\/index.php\/wp-json\/wp\/v2\/tags?post=10774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}