{"id":14194,"date":"2015-02-04T11:07:52","date_gmt":"2015-02-04T04:07:52","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?p=14194"},"modified":"2015-02-04T11:11:13","modified_gmt":"2015-02-04T04:11:13","slug":"bao-cao-ket-qua-de-tai-hoan-thien-cong-nghe-san-xuat-che-pham-xm5-va-va-ung-dung-de-bao-quan-go-rung-trong-lam-tru-chong-cho-cay-ho-tieu-va-thanh-long","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/bao-cao-ket-qua-de-tai-hoan-thien-cong-nghe-san-xuat-che-pham-xm5-va-va-ung-dung-de-bao-quan-go-rung-trong-lam-tru-chong-cho-cay-ho-tieu-va-thanh-long\/","title":{"rendered":"B\u00e1o c\u00e1o k\u1ebft qu\u1ea3 \u0111\u1ec1 t\u00e0i: Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m XM5 v\u00e0 v\u00e0 \u1ee9ng d\u1ee5ng \u0111\u1ec3 b\u1ea3o qu\u1ea3n g\u1ed7 r\u1eebng tr\u1ed3ng l\u00e0m tr\u1ee5 ch\u1ed1ng cho c\u00e2y H\u1ed3 ti\u00eau v\u00e0 Thanh long"},"content":{"rendered":"

TS. Nguy\u1ec5n Th\u1ecb B\u00edch Ng\u1ecdc<\/b><\/p>\n

Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/i><\/p>\n

1. M\u1edf \u0111\u1ea7u <\/b><\/p>\n

Trong \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu nhi\u1ec7t \u0111\u1edbi c\u1ee7a n\u01b0\u1edbc ta, v\u1ea5n \u0111\u1ec1 x\u1eed l\u00fd b\u1ea3o qu\u1ea3n g\u1ed7 ph\u00f2ng ch\u1ed1ng sinh v\u1eadt g\u00e2y h\u1ea1i nh\u1eb1m k\u00e9o d\u00e0i th\u1eddi gian s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m g\u1ed7 lu\u00f4n \u0111\u01b0\u1ee3c coi tr\u1ecdng. Ch\u1ebf ph\u1ea9m b\u1ea3o qu\u1ea3n g\u1ed7 XM5 <\/sub>\u0111\u00e3 \u0111\u01b0\u1ee3c Vi\u1ec7n khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam nghi\u00ean c\u1ee9u v\u00e0 \u0111\u0103ng k\u00fd s\u1eed d\u1ee5ng. Ch\u1ebf ph\u1ea9m XM5 <\/sub>c\u00f3 \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt l\u00e0 sau khi th\u1ea5m v\u00e0o g\u1ed7 c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o th\u00e0nh ph\u1ee9c ch\u1ea5t c\u00f3 hi\u1ec7u l\u1ef1c t\u1ed1t v\u1edbi c\u00f4n tr\u00f9ng v\u00e0 n\u1ea5m m\u1ee5c g\u00e2y h\u1ea1i, \u0111\u1ed3ng th\u1eddi h\u1ea1n ch\u1ebf b\u1ecb r\u1eeda tr\u00f4i khi g\u1ed7 t\u1ea9m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi. \u0110o \u0111\u00f3, kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng c\u1ee7a ch\u1ebf ph\u1ea9m XM5<\/sub> r\u1ea5t l\u1edbn \u0111\u1ec3 b\u1ea3o v\u1ec7 g\u1ed7 d\u00f9ng ngo\u00e0i tr\u1eddi l\u00e0m c\u1ed9t c\u1ecdc, g\u1ed7 x\u00e2y d\u1ef1ng, t\u00e0 v\u1eb9t, g\u1ed7 \u0111\u00f3ng t\u00e0u thuy\u1ec1n\u2026 .<\/p>\n

\u0110\u1ec3 c\u00f3 \u0111\u1ee7 c\u01a1 s\u1edf khoa h\u1ecdc cho vi\u1ec7c s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn \u0111\u00e1p \u1ee9ng nhu c\u1ea7u s\u1eed d\u1ee5ng c\u1ee7a th\u1ef1c t\u1ebf, c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m XM5 <\/sub>c\u1ea7n \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 d\u1ea1ng s\u1ea3n ph\u1ea9m \u0111\u1ec3 thu\u1eadn ti\u1ec7n \u1ee9ng d\u1ee5ng cho c\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea3o qu\u1ea3n g\u1ed7.<\/p>\n

Hi\u1ec7n nay, nhu c\u1ea7u s\u1eed d\u1ee5ng tr\u1ee5 g\u1ed7 trong s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p \u0111\u1ec3 tr\u1ed3ng H\u1ed3 ti\u00eau v\u00e0 thanh long l\u00e0 r\u1ea5t l\u1edbn. Tr\u01b0\u1edbc \u0111\u00e2y, ng\u01b0\u1eddi d\u00e2n v\u1eabn th\u01b0\u1eddng s\u1eed d\u1ee5ng l\u00f5i c\u1ee7a c\u00e1c lo\u1ea1i g\u1ed7 qu\u00fd r\u1eebng t\u1ef1 nhi\u00ean c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ed1t \u0111\u1ec3 l\u00e0m tr\u1ee5 ch\u1ed1ng. C\u00e1c lo\u1ea1i g\u1ed7 qu\u00fd \u0111\u1ebfn nay b\u1ecb khai th\u00e1c qu\u00e1 m\u1ee9c kh\u00f4ng \u0111\u1ee7 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u s\u1eed d\u1ee5ng.<\/p>\n

C\u00e1c lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u1edbn \u1edf n\u01b0\u1edbc ta g\u1ed3m keo, b\u1ea1ch \u0111\u00e0n c\u00f3\u00a0 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ec3 l\u00e0m tr\u1ee5 ch\u1ed1ng cho h\u1ed3 ti\u00eau, thanh long. Song g\u1ed7 r\u1eebng tr\u1ed3ng l\u1ea1i c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean th\u1ea5p, g\u1ed7 d\u1ec5 b\u1ecb c\u00f4n tr\u00f9ng v\u00e0 n\u1ea5m ph\u00e1 h\u1ea1i. Tr\u01b0\u1edbc nhu c\u1ea7u s\u1eed d\u1ee5ng g\u1ed7 l\u00e0m c\u1ed9t c\u1ecdc ph\u1ee5c v\u1ee5 s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p, D\u1ef1 \u00e1n s\u1ea3n xu\u1ea5t th\u1eed nghi\u1ec7m \u201c Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 v\u00e0 thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m XM5<\/sub> v\u00e0 \u1ee9ng d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd b\u1ea3o<\/i><\/b> qu\u1ea3n g\u1ed7 r\u1eebng tr\u1ed3ng l\u00e0m c\u1ecdc ch\u1ed1ng ngo\u00e0i tr\u1eddi \u0111\u1ec3 tr\u1ed3ng h\u1ed3 ti\u00eau v\u00e0 thanh long<\/i><\/b>\u201d\u00a0 \u0111\u01b0\u1ee3c tri\u1ec3n khai th\u1ef1c hi\u1ec7n g\u00f3p ph\u1ea7n ho\u00e0n thi\u1ec7n k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u v\u00e0 x\u00e2y d\u1ef1ng c\u00e1c m\u00f4 h\u00ecnh \u1ee9ng d\u1ee5ng t\u1ea1o c\u01a1 s\u1edf khoa h\u1ecdc, th\u1ef1c ti\u1ec5n v\u1eefng v\u00e0ng \u0111\u1ec3 chuy\u1ec3n giao k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0o ph\u1ee5c v\u1ee5 s\u1ea3n xu\u1ea5t \u1edf n\u01b0\u1edbc ta.<\/p>\n

\"15-02-04<\/a><\/p>\n

2. N\u1ed9i dung v\u00e0 ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u <\/b><\/p>\n

2.1. N\u1ed9i dung nghi\u00ean c\u1ee9u<\/b><\/p>\n

– Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m b\u1ea3o qu\u1ea3n l\u00e2m s\u1ea3n XM5<\/sub> d\u1ea1ng b\u1ed9t v\u00e0 d\u1ea1ng cao<\/p>\n

– Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 b\u1ea3o qu\u1ea3n g\u1ed7 r\u1eebng tr\u1ed3ng b\u1eb1ng ch\u1ebf ph\u1ea9m XM5<\/sub><\/p>\n

– X\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m XM5 <\/sub>v\u00e0 m\u00f4 h\u00ecnh tr\u1ed3ng H\u1ed3 ti\u00eau v\u00e0 Thanh long s\u1eed d\u1ee5ng tr\u1ee5 g\u1ed7 \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n b\u1eb1ng XM5<\/sub>. \u0110\u00e1nh gi\u00e1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a thu\u1ed1c b\u1ea3o qu\u1ea3n \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a H\u1ed3 ti\u00eau, Thanh long.<\/p>\n

2.2. Ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u<\/b><\/p>\n

– Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 t\u1ea1o ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng b\u1ed9t v\u00e0 d\u1ea1ng cao<\/b>: K\u1ebf th\u1eeba c\u00e1c th\u00f4ng s\u1ed1 t\u1ea1o ch\u1ebf ph\u1ea9m \u1edf quy m\u00f4 ph\u00f2ng th\u00ed nghi\u1ec7m, kh\u1ea3o nghi\u1ec7m l\u1ea1i tr\u00ean thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf c\u00f3 n\u0103ng su\u1ea5t \u0111\u1ea1t 300 t\u1ea5n\/n\u0103m, thi\u1ebft b\u1ecb ch\u1ee7 \u0111\u1ea1o l\u00e0 m\u00e1y tr\u1ed9n. Tr\u00ean c\u01a1 s\u1edf \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng ch\u1ebf ph\u1ea9m t\u1ea1o ra \u0111\u1ec3 l\u1ef1a ch\u1ecdn th\u00f4ng s\u1ed1 th\u1eddi gian tr\u1ed9n h\u1ee3p l\u00fd.<\/p>\n

– Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 b\u1ea3o qu\u1ea3n g\u1ed7 r\u1eebng tr\u1ed3ng b\u1eb1ng ch\u1ebf ph\u1ea9m XM5<\/sub><\/b>: <\/b>Ti\u1ebfn h\u00e0nh kh\u1ea3o nghi\u1ec7m hi\u1ec7u l\u1ef1c b\u1ea3o qu\u1ea3n g\u1ed7 c\u1ee7a XM5<\/sub> t\u1ea1i b\u00e3i th\u1eed t\u1ef1 nhi\u00ean:\u00a0 M\u1eabu g\u1ed7 g\u1ed3m g\u1ed7 kh\u00fac c\u00f3 chi\u1ec1u d\u00e0i 300cm v\u00e0 g\u1ed7 x\u1ebb thanh c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1eabu kh\u1ea3o nghi\u1ec7m \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean.\u00a0 M\u1eabu g\u1ed7 \u0111\u01b0\u1ee3c t\u1ea9m thu\u1ed1c XM5<\/sub> theo c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ea9m: Khu\u1ebfch t\u00e1n, ng\u00e2m th\u01b0\u1eddng v\u00e0 ch\u00e2n kh\u00f4ng \u00e1p l\u1ef1c. M\u1eabu t\u1ea9m \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n t\u1ea1i b\u00e3i th\u1eed nghi\u1ec7m t\u1ef1 nhi\u00ean. \u0110\u00e1nh gi\u00e1 hi\u1ec7u l\u1ef1c b\u1ea3o qu\u1ea3n c\u1ee7a XM5<\/sub>\u00a0 b\u1eb1ng ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n m\u1eabu g\u1ed7 t\u1ea9m.<\/p>\n

B\u1ea3ng 1. Ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n g\u1ed7<\/b><\/p>\n\n\n\n\n\n
Ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n g\u1ed7<\/td>\n\n

100<\/p>\n<\/td>\n

\n

90<\/p>\n<\/td>\n

\n

70<\/p>\n<\/td>\n

\n

40<\/p>\n<\/td>\n

\n

0<\/p>\n<\/td>\n<\/tr>\n

\u0110\u1ed9 s\u00e2u ph\u1ea7n m\u1ee5c m\u1ec1m (mm)<\/td>\n\n

0<\/p>\n<\/td>\n

\n

\u00a3 2<\/p>\n<\/td>\n

\n

> 2 ;\u00a0 < 5<\/p>\n<\/td>\n

\n

\u00b3 5<\/p>\n<\/td>\n

<\/td>\n<\/tr>\n
Di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t m\u1eabu b\u1ecb n\u1ea5m m\u1ee5c v\u00e0 c\u00f4n tr\u00f9ng g\u00e2y h\u1ea1i<\/td>\n\n

Di\u1ec7n t\u00edch ph\u1ea7n b\u1ecb m\u1ee5c m\u1ec1m ho\u1eb7c b\u1ecb c\u00f4n tr\u00f9ng ph\u00e1 h\u1ea1i\u00a0 > 30% di\u1ec7n t\u00edch m\u1eabu s\u1ebd h\u1ea1 1 c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

– \u0110\u00e1nh gi\u00e1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a ch\u1ebf ph\u1ea9m b\u1ea3o qu\u1ea3n XM5<\/sub> \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a H\u1ed3 ti\u00eau, Thanh long<\/b>: Theo d\u00f5i t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng c\u1ee7a H\u1ed3 ti\u00eau, Thanh long. \u0110\u00e1nh gi\u00e1 n\u0103ng su\u1ea5t h\u1ea1t ti\u00eau, x\u00e1c \u0111\u1ecbnh d\u01b0 l\u01b0\u1ee3ng thu\u1ed1c XM5<\/sub> trong h\u1ea1t ti\u00eau c\u1ee7a l\u00f4 s\u1eed d\u1ee5ng c\u00e2y tr\u1ee5 g\u1ed7 \u0111\u01b0\u1ee3c t\u1ea9m thu\u1ed1c v\u00e0 \u0111\u1ed1i ch\u1ee9ng.<\/p>\n

3. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u<\/b><\/p>\n

\u00a03.1 Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng b\u1ed9t v\u00e0 d\u1ea1ng cao\u00a0 <\/b><\/p>\n

a\/ L\u1ef1a ch\u1ecdn th\u1eddi gian tr\u1ed9n h\u1ee3p l\u00fd \u0111\u1ec3 t\u1ea1o ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng b\u1ed9t\u00a0\u00a0 <\/b><\/p>\n

H\u00f3a ch\u1ea5t th\u00e0nh ph\u1ea7n c\u1ee7a XM5<\/sub> g\u1ed3m CuSO4<\/sub> 5H2<\/sub>0\u00a0 v\u00e0 K2<\/sub>Cr2<\/sub>O7<\/sub>. Ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng b\u1ed9t \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1edfi s\u1ef1 ph\u1ed1i tr\u1ed9n hai h\u00f3a ch\u1ea5t th\u00e0nh ph\u1ea7n b\u1eb1ng thi\u1ebft b\u1ecb tr\u1ed9n c\u00f3 dung t\u00edch bu\u1ed3ng tr\u1ed9n 40kg\/m\u1ebb; t\u1ed1c \u0111\u1ed9 quay 30 v\u00f2ng\/ph\u00fat; c\u00f4ng su\u1ea5t m\u00f4 t\u01a1 1,0 kW. Th\u1eddi gian tr\u1ed9n h\u1ee3p l\u00fd ph\u1ea3i \u0111\u1ea3m b\u1ea3o ch\u1ebf ph\u1ea9m t\u1ea1o ra c\u00f3 s\u1ef1 \u0111\u1ed3ng nh\u1ea5t c\u1ee7a c\u00e1c h\u00f3a ch\u1ea5t th\u00e0nh ph\u1ea7n. K\u1ebft qu\u1ea3 x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ch\u1ebf ph\u1ea9m v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 th\u1eddi gian tr\u1ed9n kh\u00e1c nhau th\u1ec3 hi\u1ec7n t\u1ea1i b\u1ea3ng 2.<\/p>\n

B\u1ea3ng 2. K\u1ebft qu\u1ea3 x\u00e1c \u0111\u1ecbnh t\u1ef7 l\u1ec7 th\u00e0nh ph\u1ea7n ho\u00e1 ch\u1ea5t trong <\/b><\/p>\n

ch\u1ebf ph\u1ea9m XM5<\/sub> qua m\u1ed7i m\u1ebb tr\u1ed9n<\/b><\/p>\n

\n\n\n\n\n\n\n\n\n
\n

TT<\/p>\n<\/td>\n

\n

H\u00e0m l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh t\u1ea1i c\u00e1c m\u1ebb tr\u1ed9n (%)<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

Tr\u1ed9n 10 ph\u00fat<\/p>\n<\/td>\n

\n

Tr\u1ed9n 15 ph\u00fat<\/p>\n<\/td>\n

\n

Tr\u1ed9n 20 ph\u00fat<\/p>\n<\/td>\n<\/tr>\n

CuSO4<\/sub><\/td>\nK2<\/sub>Cr2<\/sub>O7<\/sub><\/td>\nCuSO4<\/sub><\/td>\nK2<\/sub>Cr2<\/sub>O7<\/sub><\/td>\nCuSO4<\/sub><\/td>\nK2<\/sub>Cr2<\/sub>O7<\/sub><\/td>\n<\/tr>\n
1<\/td>\n\n

46,25<\/p>\n<\/td>\n

\n

51,20<\/p>\n<\/td>\n

\n

48,50<\/p>\n<\/td>\n

\n

49,12<\/p>\n<\/td>\n

\n

48,08<\/p>\n<\/td>\n

\n

49,00<\/p>\n<\/td>\n<\/tr>\n

2<\/td>\n\n

46.55<\/p>\n<\/td>\n

\n

51,70<\/p>\n<\/td>\n

\n

48.55<\/p>\n<\/td>\n

\n

49,20<\/p>\n<\/td>\n

\n

48,25<\/p>\n<\/td>\n

\n

49,15<\/p>\n<\/td>\n<\/tr>\n

3<\/td>\n\n

50,45<\/p>\n<\/td>\n

\n

47.85<\/p>\n<\/td>\n

\n

48,50<\/p>\n<\/td>\n

\n

49.00<\/p>\n<\/td>\n

\n

48,10<\/p>\n<\/td>\n

\n

48.80<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng b\u1ed9t c\u00f3 t\u1ef7 l\u1ec7 theo kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ho\u00e1 ch\u1ea5t th\u00e0nh ph\u1ea7n l\u00e0\u00a0 1:1. Do nguy\u00ean li\u1ec7u l\u00e0 ho\u00e1 ch\u1ea5t k\u1ef9 thu\u1eadt (kh\u00f4ng ph\u1ea3i l\u00e0 ho\u00e1 ch\u1ea5t tinh khi\u1ebft) n\u00ean h\u00e0m l\u01b0\u1ee3ng ho\u00e1 ch\u1ea5t ch\u1ec9 \u0111\u1ea1t t\u1eeb\u00a0 95\u2013 98%. K\u1ebft qu\u1ea3 t\u1ea1i b\u1ea3ng 2 cho th\u1ea5y, khi th\u1ef1c hi\u1ec7n c\u00e1c m\u1ebb tr\u1ed9n trong th\u1eddi gian 10 ph\u00fat, s\u1ef1 ph\u00e2n b\u1ed1 \u0111\u1ed3ng \u0111\u1ec1u c\u00e1c ho\u00e1 ch\u1ea5t th\u00e0nh ph\u1ea7n trong m\u1ed7i m\u1ebb tr\u1ed9n ch\u01b0a \u0111\u1ea1t. T\u1ea1i m\u1ebb tr\u1ed9n c\u00f3 th\u1eddi gian 15 ph\u00fat v\u00e0 20 th\u1ec3 hi\u1ec7n c\u00f3 s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u1ec1 \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u00e1c ho\u00e1 ch\u1ea5t th\u00e0nh ph\u1ea7n. Do \u0111\u00f3, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 kinh t\u1ebf c\u1ee7a qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, th\u1eddi gian tr\u1ed9n h\u1ee3p l\u00fd \u0111\u1ec3 t\u1ea1o ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng b\u1ed9t l\u00e0 15 ph\u00fat.<\/p>\n

b\/ Ch\u1ebf ph\u1ea9m d\u1ea1ng cao<\/b><\/p>\n

Ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng cao \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi qu\u00e1 tr\u00ecnh ph\u1ed1i tr\u1ed9n XM5<\/sub> b\u1ed9t v\u1edbi cao n\u1ec1n. Ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ea3o qu\u1ea3n g\u1ed7 c\u00f3 \u0111\u1ed9 \u1ea3m cao. Khi ph\u1ebft ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng cao l\u00ean b\u1ec1 m\u1eb7t g\u1ed7, ion c\u1ee7a ho\u00e1 ch\u1ea5t b\u1ea3o qu\u1ea3n s\u1ebd khu\u1ebfch t\u00e1n v\u00e0o s\u00e2u trong g\u1ed7 nh\u1edd ch\u00eanh l\u1ec7ch n\u1ed3ng \u0111\u1ed9 ho\u00e1 ch\u1ea5t gi\u1eefa l\u1edbp thu\u1ed1c cao b\u00ean ngo\u00e0i v\u00e0 m\u00f4i tr\u01b0\u1eddng g\u1ed7 b\u00ean trong.<\/p>\n

Cao n\u1ec1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb nguy\u00ean li\u1ec7u tinh b\u1ed9t. Tinh b\u1ed9t l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p c\u1ee7a 2 polysaccarit kh\u00e1c nhau l\u00e0 amyloza v\u00e0 amylopectin. S\u1eed d\u1ee5ng tinh b\u1ed9t l\u00e0m cao n\u1ec1n \u0111\u01b0\u1ee3c d\u1ef1a tr\u00ean t\u00ednh ch\u1ea5t th\u1ee7y nhi\u1ec7t v\u00e0 s\u1ef1 h\u1ed3 h\u00f3a c\u1ee7a tinh b\u1ed9t. \u01b0u \u0111i\u1ec3m khi t\u1ea1o cao n\u1ec1n t\u1eeb tinh b\u1ed9t \u0111\u00f3 l\u00e0 cao n\u1ec1n c\u00f3 \u0111\u1ed9 d\u00ednh t\u1ed1t \u0111\u1ec3 c\u00f3 th\u1ec3 b\u00e1m v\u00e0o b\u1ec1 m\u1eb7t g\u1ed7 c\u1ea7n x\u1eed l\u00fd b\u1ea3o qu\u1ea3n.<\/p>\n

S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb tr\u1ed9n chuy\u00ean d\u1ee5ng c\u00f3 dung t\u00edch bu\u1ed3ng tr\u1ed9n 800 x 600 x 5mm; c\u00e1nh khu\u1ea5y tr\u1ed9n: Inox SU 304; t\u1ed1c \u0111\u1ed9 khu\u1ea5y 50v\u00f2ng\/ ph\u00fat; \u0111\u1ed9ng c\u01a1 2,2 KW; l\u01b0\u1ee3ng ch\u1ebf ph\u1ea9m t\u1ed1i \u0111a \u0111\u1ea1t 60 kg\/m\u1ebb. Th\u1eddi gian tr\u1ed9n h\u1ee3p l\u00fd ph\u1ea3i \u0111\u1ea3m b\u1ea3o ch\u1ebf ph\u1ea9m t\u1ea1o ra c\u00f3 s\u1ef1 ph\u00e2n b\u1ed1 \u0111\u1ed3ng nh\u1ea5t c\u1ee7a XM5<\/sub> d\u1ea1ng b\u1ed9t trong cao n\u1ec1n. K\u1ebft qu\u1ea3 x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ch\u1ebf ph\u1ea9m v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 th\u1eddi gian tr\u1ed9n kh\u00e1c nhau th\u1ec3 hi\u1ec7n t\u1ea1i b\u1ea3ng 3.<\/p>\n

B\u1ea3ng 3. K\u1ebft qu\u1ea3 x\u00e1c \u0111\u1ecbnh t\u1ef7 l\u1ec7 th\u00e0nh ph\u00e0n ho\u00e1 ch\u1ea5t trong <\/b><\/p>\n

ch\u1ebf ph\u1ea9m XM5 <\/sub>d\u1ea1ng cao qua m\u1ed7i m\u1ebb tr\u1ed9n<\/b><\/p>\n

\n\n\n\n\n\n\n\n\n
TT<\/b><\/td>\n\n

H\u00e0m l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh t\u1ea1i c\u00e1c m\u1ebb tr\u1ed9n (%)<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

Tr\u1ed9n 15 ph\u00fat<\/p>\n<\/td>\n

\n

Tr\u1ed9n 20 ph\u00fat<\/p>\n<\/td>\n

\n

Tr\u1ed9n 25 ph\u00fat<\/p>\n<\/td>\n<\/tr>\n

CuSO4<\/sub><\/td>\nK2<\/sub>Cr2<\/sub>O7<\/sub><\/td>\n\n

CuSO4<\/sub><\/p>\n<\/td>\n

\n

K2<\/sub>Cr2<\/sub>O7<\/sub><\/p>\n<\/td>\n

CuSO4<\/sub><\/td>\nK2<\/sub>Cr2<\/sub>O7<\/sub><\/td>\n<\/tr>\n
1<\/td>\n\n

9,18<\/p>\n<\/td>\n

\n

9,50<\/p>\n<\/td>\n

\n

9,58<\/p>\n<\/td>\n

\n

9,77<\/p>\n<\/td>\n

\n

9,61<\/p>\n<\/td>\n

\n

9,76<\/p>\n<\/td>\n<\/tr>\n

2<\/td>\n\n

8,82<\/p>\n<\/td>\n

\n

8,76<\/p>\n<\/td>\n

\n

9,52<\/p>\n<\/td>\n

\n

9,82<\/p>\n<\/td>\n

\n

9,58<\/p>\n<\/td>\n

\n

9,80<\/p>\n<\/td>\n<\/tr>\n

3<\/td>\n\n

9,76<\/p>\n<\/td>\n

\n

8.65<\/p>\n<\/td>\n

\n

9,61<\/p>\n<\/td>\n

\n

9.79<\/p>\n<\/td>\n

\n

9,57<\/p>\n<\/td>\n

\n

9.81<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng cao c\u00f3 t\u1ef7 l\u1ec7 % theo kh\u1ed1i l\u01b0\u1ee3ng c\u00e1c th\u00e0nh ph\u1ea7n g\u1ed3m cao n\u1ec1n 80% v\u00e0 XM5<\/sub> d\u1ea1ng b\u1ed9t 20%.\u00a0 Qua b\u1ea3ng 3 cho th\u1ea5y khi th\u1ef1c hi\u1ec7n c\u00e1c m\u1ebb tr\u1ed9n trong th\u1eddi gian 15 ph\u00fat, s\u1ef1 ph\u00e2n b\u1ed1 c\u00e1c ho\u00e1 ch\u1ea5t th\u00e0nh ph\u1ea7n trong cao n\u1ec1n c\u1ee7a c\u00e1c m\u1ebb tr\u1ed9n ch\u01b0a \u0111\u1ea3m b\u00e0o s\u1ef1 \u0111\u1ed3ng \u0111\u1ec1u. T\u1ea1i m\u1ebb tr\u1ed9n c\u00f3 th\u1eddi gian 20 ph\u00fat v\u00e0 25 ph\u00fat \u0111\u00e3 c\u00f3 s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u1ec1 \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u00e1c ho\u00e1 ch\u1ea5t cao. Do \u0111\u00f3, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 kinh t\u1ebf c\u1ee7a qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, th\u1eddi gian h\u1ee3p l\u00fd \u0111\u1ec3 tr\u1ed9n t\u1ea1o ch\u1ebf ph\u1ea9m XM5<\/sub> d\u1ea1ng cao l\u00e0 20 ph\u00fat.<\/p>\n

3.2. Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 b\u1ea3o qu\u1ea3n g\u1ed7 r\u1eebng tr\u1ed3ng b\u1eb1ng ch\u1ebf ph\u1ea9m XM5<\/sub><\/b><\/p>\n

a\/ Hi\u1ec7u l\u1ef1c b\u1ea3o qu\u1ea3n g\u1ed7 s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi c\u1ee7a thu\u1ed1c XM5<\/sub> <\/b><\/p>\n

02 lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng l\u00e0 Keo l\u00e1 tr\u00e0m v\u00e0 B\u1ea1ch \u0111\u00e0n tr\u1eafng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u1ec3 ng\u00e2m t\u1ea9m b\u1eb1ng\u00a0 XM5<\/sub> nh\u1eb1m theo d\u00f5i hi\u1ec7u l\u1ef1c b\u1ea3o qu\u1ea3n g\u1ed7 r\u1eebng tr\u1ed3ng khi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi .<\/p>\n

B\u1ea3ng 4<\/b>. Hi\u1ec7u l\u1ef1c b\u1ea3o qu\u1ea3n c\u1ee7a XM5<\/sub> t\u1ea1i b\u00e3i t\u1ef1 nhi\u00ean \u0111\u1ed1i v\u1edbi g\u1ed7 x\u1ebb<\/b><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

TT<\/p>\n<\/td>\n

\n

Ch\u1ebf \u0111\u1ed9 t\u1ea9m<\/b><\/p>\n<\/td>\n

\n

L\u01b0\u1ee3ng thu\u1ed1c th\u1ea5m<\/b><\/p>\n

(kg\/m3<\/sup>)<\/b><\/p>\n<\/td>\n

\n

Ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n m\u1eabu g\u1ed7 theo th\u1eddi gian <\/b><\/p>\n

sau khi \u0111\u1eb7t t\u1ea1i b\u00e3i th\u1ee7 nghi\u1ec7m<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

N\u1ed3ng \u0111\u1ed9 thu\u1ed1c (%)<\/b><\/p>\n<\/td>\n

\n

\u00c1p l\u1ef1c t\u1ea9m (kg\/cm2<\/sup>)<\/b><\/p>\n<\/td>\n

\n

6 th\u00e1ng<\/b><\/b><\/p>\n<\/td>\n

\n

12<\/b><\/p>\n

th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

18 th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

24<\/b><\/p>\n

th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

30<\/b><\/p>\n

th\u00e1ng<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

\u00a0<\/b><\/p>\n<\/td>\n

\n

Keo l\u00e1 tr\u00e0m<\/b><\/p>\n<\/td>\n

\n

\u00a0<\/b><\/p>\n<\/td>\n

\n

\u00a0<\/b><\/p>\n<\/td>\n

\n

\u00a0<\/b><\/p>\n<\/td>\n

\n

\u00a0<\/b><\/p>\n<\/td>\n

\n

\u00a0<\/b><\/p>\n<\/td>\n

\n

\u00a0<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

3<\/p>\n<\/td>\n

\n

1,46<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

90<\/p>\n<\/td>\n

\n

79<\/p>\n<\/td>\n<\/tr>\n

\n

2<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

6<\/p>\n<\/td>\n

\n

2,77<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

91.5<\/p>\n<\/td>\n

\n

83<\/p>\n<\/td>\n<\/tr>\n

\n

3<\/p>\n<\/td>\n

\n

5<\/p>\n<\/td>\n

\n

6<\/p>\n<\/td>\n

\n

6.69<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

94<\/p>\n<\/td>\n

\n

86<\/p>\n<\/td>\n<\/tr>\n

\n

4<\/p>\n<\/td>\n

\n

8<\/p>\n<\/td>\n

\n

6<\/p>\n<\/td>\n

\n

8,40<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

98<\/p>\n<\/td>\n

\n

90<\/p>\n<\/td>\n<\/tr>\n

<\/td>\n\n

\u00a0B\u1ea1ch \u0111\u00e0n\u00a0 tr\u1eafng<\/b><\/p>\n<\/td>\n

<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
\n

5<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

3<\/p>\n<\/td>\n

\n

1,38<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

95<\/p>\n<\/td>\n

\n

87<\/p>\n<\/td>\n

\n

76<\/p>\n<\/td>\n<\/tr>\n

\n

6<\/p>\n<\/td>\n

\n

2<\/p>\n<\/td>\n

\n

6<\/p>\n<\/td>\n

\n

2,35<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

90<\/p>\n<\/td>\n

\n

81.5<\/p>\n<\/td>\n<\/tr>\n

\n

7<\/p>\n<\/td>\n

\n

5<\/p>\n<\/td>\n

\n

6<\/p>\n<\/td>\n

\n

5,7<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

92<\/p>\n<\/td>\n

\n

85<\/p>\n<\/td>\n<\/tr>\n

\n

8<\/p>\n<\/td>\n

\n

8<\/p>\n<\/td>\n

\n

6<\/p>\n<\/td>\n

\n

7,42<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

95<\/p>\n<\/td>\n

\n

89<\/p>\n<\/td>\n<\/tr>\n

\n

9<\/p>\n<\/td>\n

\u0110\u1ed1i ch\u1ee9ng\u00a0 Keo l\u00e1 tr\u00e0m<\/td>\n\n

91<\/p>\n<\/td>\n

\n

90<\/p>\n<\/td>\n

\n

81<\/p>\n<\/td>\n

\n

64<\/p>\n<\/td>\n

\n

38<\/p>\n<\/td>\n<\/tr>\n

\n

10<\/p>\n<\/td>\n

\u0110\u1ed1i ch\u1ee9ng B\u1ea1ch \u0111\u00e0n tr\u1eafng<\/td>\n\n

90<\/p>\n<\/td>\n

\n

89<\/p>\n<\/td>\n

\n

66<\/p>\n<\/td>\n

\n

42<\/p>\n<\/td>\n

\n

19<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Nh\u1eadn x\u00e9t :<\/b> C\u00e1c m\u1eabu g\u1ed7 x\u1ebb t\u1ea9m XM5<\/sub> c\u00f3 l\u01b0\u1ee3ng thu\u1ed1c th\u1ea5m nh\u1ecf h\u01a1n 2kg\/m3<\/sup> c\u00f3 ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n m\u1eabu \u0111\u00e3 gi\u1ea3m nhi\u1ec1u sau 3 n\u0103m th\u1eed nghi\u1ec7m. C\u00e1c m\u1eabu t\u1ea9m \u0111\u1ea1t l\u01b0\u1ee3ng thu\u1ed1c th\u1ea5m cao h\u01a1n \u00a02kg\/m3<\/sup>\u00a0 c\u00f3 ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n sau 3 n\u0103m th\u1eed nghi\u1ec7m gi\u1ea3m nh\u1eb9. S\u1edf d\u0129 ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n gi\u1ea3m l\u00e0 do m\u1ed9t ph\u1ea7n thu\u1ed1c \u0111\u00e3 b\u1ecb r\u1eeda tr\u00f4i v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 ngo\u1ea1i c\u1ea3nh kh\u00e1c t\u00e1c \u0111\u1ed9ng. M\u1eabu g\u1ed7 Keo l\u00e1 tr\u00e0m v\u00e0 B\u1ea1ch \u0111\u00e0n tr\u1eafng c\u00f3 l\u01b0\u1ee3ng th\u1ea5m \u0111\u1ea1t tr\u00ean 7kg\/m3<\/sup> c\u00f3 ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n sau 03 n\u0103m th\u1eed nghi\u1ec7m v\u1eabn \u0111\u1ea1t x\u1ea5p x\u1ef7 90. Nh\u01b0 v\u1eady,\u00a0 so v\u1edbi m\u1eabu \u0111\u1ed1i ch\u1ee9ng, m\u1eabu \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng thu\u1ed1c XM5<\/sub>\u00a0 \u0111\u00e3 th\u1ec3 hi\u1ec7n c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n g\u1ea5p 4- 5 l\u1ea7n.<\/p>\n

B\u1ea3ng 5. Hi\u1ec7u l\u1ef1c b\u1ea3o qu\u1ea3n c\u1ee7a\u00a0 XM5<\/sub>\u00a0 \u0111\u1ed1i v\u1edbi g\u1ed7 kh\u00fac<\/b><\/p>\n\n\n\n\n\n\n\n\n\n\n
\n

TT<\/b><\/p>\n<\/td>\n

\n

Lo\u1ea1i g\u1ed7<\/b><\/p>\n<\/td>\n

\n

Ph\u01b0\u01a1ng ph\u00e1p t\u1ea9m<\/b><\/p>\n<\/td>\n

\n

L\u01b0\u1ee3ng TT (kg\/m3<\/sup>)<\/b><\/p>\n<\/td>\n

\n

Ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n m\u1eabu g\u1ed7 theo th\u1eddi gian <\/b><\/p>\n

sau khi \u0111\u1eb7t t\u1ea1i b\u00e3i th\u1ee7 nghi\u1ec7m <\/b><\/p>\n<\/td>\n<\/tr>\n

\n

6 th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

12<\/b><\/p>\n

th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

18 th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

24<\/b><\/p>\n

th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

30<\/b><\/p>\n

th\u00e1ng<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/p>\n<\/td>\n

\n

Keo l\u00e1 tr\u00e0m<\/p>\n<\/td>\n

\n

Ng\u00e2m th\u01b0\u1eddng<\/p>\n<\/td>\n

\n

10.88<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

97<\/p>\n<\/td>\n<\/tr>\n

\n

Khu\u1ebfch t\u00e1n<\/p>\n<\/td>\n

\n

6.4<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

93<\/p>\n<\/td>\n<\/tr>\n

\n

\u0110\u1ed1i ch\u1ee9ng<\/p>\n<\/td>\n

<\/td>\n\n

93<\/p>\n<\/td>\n

\n

90<\/p>\n<\/td>\n

\n

87<\/p>\n<\/td>\n

\n

75<\/p>\n<\/td>\n

\n

55<\/p>\n<\/td>\n<\/tr>\n

\n

2<\/p>\n<\/td>\n

\n

B\u1ea1ch \u0111\u00e0n tr\u1eafng<\/p>\n<\/td>\n

\n

Ng\u00e2m th\u01b0\u1eddng<\/p>\n<\/td>\n

\n

9.6<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

95<\/p>\n<\/td>\n<\/tr>\n

\n

Khu\u1ebfch t\u00e1n<\/p>\n<\/td>\n

\n

6.4<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

91<\/p>\n<\/td>\n<\/tr>\n

\n

\u0110\u1ed1i ch\u1ee9ng<\/p>\n<\/td>\n

<\/td>\n\n

90<\/p>\n<\/td>\n

\n

89<\/p>\n<\/td>\n

\n

83<\/p>\n<\/td>\n

\n

70<\/p>\n<\/td>\n

\n

50<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

T\u1eeb b\u1ea3ng 5 cho th\u1ea5y c\u00e1c m\u1eabu g\u1ed7 kh\u00fac t\u1ea9m XM5<\/sub> theo ph\u01b0\u01a1ng ph\u00e1p ng\u00e2m\u00a0 th\u01b0\u1eddng v\u00e0 khu\u1ebfch t\u00e1n sau 3 n\u0103m th\u1eed nghi\u1ec7m, c\u00e1c m\u1eabu Keo l\u00e1 tr\u00e0m v\u00e0 B\u1ea1ch \u0111\u00e0n tr\u1eafng c\u00f3 ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n gi\u1ea3m kh\u00f4ng \u0111\u00e1ng k\u1ec3, v\u1eabn \u0111\u1ea1t tr\u00ean 90. M\u1eabu g\u1ed7 \u0111\u1ed1i ch\u1ee9ng \u0111\u00e3 b\u1ecb n\u1ea5m v\u00e0 c\u00f4n tr\u00f9ng ph\u00e1 ho\u1ea1i m\u1ea1nh l\u00e0m gi\u1ea3m s\u00fat nhanh ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n.<\/p>\n

T\u1eeb k\u1ebft qu\u1ea3 kh\u1ea3o nghi\u1ec7m tr\u00ean \u0111\u00e2y, g\u1ed7 r\u1eebng c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n b\u1eb1ng ch\u1ebf ph\u1ea9m XM5<\/sub> theo ph\u01b0\u01a1ng ph\u00e1p ch\u00e2n kh\u00f4ng \u00e1p l\u1ef1c, ng\u00e2m th\u01b0\u1eddng v\u00e0 khu\u1ebfch t\u00e1n \u0111\u1ea3m b\u1ea3o l\u01b0\u1ee3ng thu\u1ed1c th\u1ea5m \u0111\u1ea1t t\u1eeb 7kg\/m3 <\/sup>\u00a0tr\u1edf l\u00ean s\u1ebd t\u0103ng c\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n g\u1ed7, \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi l\u00e0m tr\u1ee5 ch\u1ed1ng cho c\u00e2y H\u1ed3 ti\u00eau, Thanh long.<\/p>\n

3.3. \u0110\u00e1nh gi\u00e1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a XM5<\/sub><\/b> \u00a0\u0111\u1ebfn c\u00e2y H\u1ed3 ti\u00eau v\u00e0 Thanh long <\/b><\/p>\n

B\u1ea3ng 6. N\u0103ng su\u1ea5t h\u1ea1t ti\u00eau t\u1ea1i m\u00f4 h\u00ecnh s\u1eed d\u1ee5ng tr\u1ee5 g\u1ed7 b\u1ea3o qu\u1ea3n b\u1eb1ng XM5<\/sub><\/b><\/p>\n\n\n\n\n\n\n\n
\u00a0<\/b><\/p>\n

TT<\/b><\/p>\n<\/td>\n

\n

Kh\u1ed1i l\u01b0\u1ee3ng h\u1ea1t ti\u00eau t\u01b0\u01a1i t\u1ea1i c\u00e1c l\u00f4 th\u00ed nghi\u1ec7m <\/b><\/p>\n

qua c\u00e1c l\u1ea7n thu h\u00e1i (gram)<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

L\u00f4 s\u1eed d\u1ee5ng tr\u1ee5 g\u1ed7 c\u00f3 x\u1eed l\u00fd b\u1ea3o qu\u1ea3n<\/b><\/p>\n<\/td>\n

L\u00f4 \u0111\u1ed1i ch\u1ee9ng<\/b><\/td>\n<\/tr>\n
\n

L\u00f4 1<\/b><\/p>\n<\/td>\n

\n

L\u00f4 2<\/b><\/p>\n<\/td>\n

\n

L\u00f4 3<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

T\u1ed5ng <\/b><\/p>\n<\/td>\n

\n

11130<\/b><\/p>\n<\/td>\n

\n

8143<\/b><\/p>\n<\/td>\n

\n

9267<\/b><\/p>\n<\/td>\n

\n

9348<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

B\u00ecnh qu\u00e2n t\u1ea1i 1 \u00f4 th\u00ed nghi\u1ec7m <\/b><\/p>\n<\/td>\n

\n

9513 <\/b><\/p>\n<\/td>\n

\n

9348<\/b><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u0110\u00e1nh gi\u00e1 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y h\u1ed3 ti\u00eau v\u00e0 n\u0103ng su\u1ea5t h\u1ea1t ti\u00eau thu h\u00e1i \u0111\u01b0\u1ee3c t\u1ea1i l\u00f4 s\u1eed d\u1ee5ng tr\u1ee5 g\u1ed7 \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1ea3o qu\u1ea3n b\u1eb1ng thu\u1ed1c XM5<\/sub> v\u00e0 l\u00f4 \u0111\u1ed1i ch\u1ee9ng s\u1eed d\u1ee5ng n\u1ecdc kh\u00f4ng t\u1ea9m kh\u00f4ng c\u00f3 s\u1ef1 ph\u00e2n bi\u1ec7t. S\u1ef1 ch\u00eanh l\u1ec7ch s\u1ed1 h\u1ecdc gi\u00e1 tr\u1ecb trung b\u00ecnh n\u0103ng su\u1ea5t h\u1ea1t ti\u00eau kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 n\u1ecdc ti\u00eau c\u00f3 b\u1ea3o qu\u1ea3n c\u00f3 t\u00e1c \u0111\u1ed9ng t\u1ed1t t\u1edbi n\u0103ng su\u1ea5t, m\u00e0 \u0111\u01a1n thu\u1ea7n l\u00e0 s\u1ed1 li\u1ec7u th\u1ef1c t\u1ebf c\u00f2n c\u00f3 nhi\u1ec1u y\u1ebfu t\u1ed1 t\u1ef1 nhi\u00ean \u1ea3nh h\u01b0\u1edfng t\u1edbi n\u0103ng su\u1ea5t h\u1ea1t.<\/p>\n

B\u1ea3ng 7. K\u1ebft qu\u1ea3 ph\u00e2n t\u00edch h\u00e0m l\u01b0\u1ee3ng Cu v\u00e0 Cr trong h\u1ea1t ti\u00eau<\/b><\/p>\n\n\n\n\n\n\n\n
TT<\/b><\/td>\nLo\u1ea1i m\u1eabu<\/b><\/td>\n\n

K\u00fd hi\u1ec7u m\u1eabu<\/b><\/p>\n<\/td>\n

\n

H\u00e0m l\u01b0\u1ee3ng Cu<\/b><\/p>\n

(mg\/Kg kh\u00f4)<\/b><\/p>\n<\/td>\n

\n

H\u00e0m l\u01b0\u1ee3ng Cr<\/b><\/p>\n

(mg\/Kg kh\u00f4)<\/b><\/p>\n<\/td>\n<\/tr>\n

1<\/td>\nM\u1eabu h\u1ea1t ti\u00eau t\u1ea1i l\u00f41<\/td>\n\n

M1<\/p>\n<\/td>\n

\n

2,52<\/p>\n<\/td>\n

\n

6.02<\/p>\n<\/td>\n<\/tr>\n

2<\/td>\nM\u1eabu h\u1ea1t ti\u00eau t\u1ea1i l\u00f42<\/td>\n\n

M2<\/p>\n<\/td>\n

\n

2,51<\/p>\n<\/td>\n

\n

7,40<\/p>\n<\/td>\n<\/tr>\n

3<\/td>\nM\u1eabu h\u1ea1t ti\u00eau t\u1ea1i l\u00f43<\/td>\n\n

M3<\/p>\n<\/td>\n

\n

2,00<\/p>\n<\/td>\n

\n

5,85<\/p>\n<\/td>\n<\/tr>\n

4<\/td>\nM\u1eabu h\u1ea1t ti\u00eau t\u1ea1i l\u00f4 \u0111\u1ed1i ch\u1ee9ng<\/td>\n\n

M4<\/p>\n<\/td>\n

\n

2,32<\/p>\n<\/td>\n

\n

6,92<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

C\u0103n c\u1ee9 theo ti\u00eau chu\u1ea9n TCVN 4832 – 89 quy \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng t\u1ed1i \u0111a c\u00e1c ch\u1ea5t nhi\u1ec5m \u0111\u1ed9c trong th\u1ef1c ph\u1ea9m, h\u00e0m l\u01b0\u1ee3ng Cu ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c h\u00e0ng ng\u00e0y\u00a0 t\u1eeb 0,05 – 0,5 mg\/kg kh\u1ed1i l\u01b0\u1ee3ng c\u01a1 th\u1ec3 v\u00e0 t\u1ed5ng h\u00e0m l\u01b0\u1ee3ng Cu, Zn v\u00e0 Fe\u00a0 cho ph\u00e9p c\u00f3 trong rau qu\u1ea3 th\u1ef1c ph\u1ea9m l\u00e0 20mg\/Kg kh\u00f4. T\u1eeb k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng tr\u00ean \u0111\u00e2y, c\u00f3 th\u1ec3 k\u1ebft lu\u1eadn h\u00e0m l\u01b0\u1ee3ng Cu v\u00e0 Cr c\u00f3 trong h\u1ea1t ti\u00eau n\u1eb1m d\u01b0\u1edbi v\u1edbi m\u1ee9c an to\u00e0n cho ph\u00e9p.<\/p>\n

\u0110\u1ed1i v\u1edbi Thanh long, t\u1ea1i m\u00f4 h\u00ecnh th\u1eed nghi\u1ec7m tr\u1ed3ng Thanh long cho leo b\u00e1m v\u00e0o tr\u1ee5 g\u1ed7 \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n b\u1eb1ng XM5<\/sub>, khi c\u00e1c m\u1eaft m\u1ea7m ph\u00e1t tri\u1ec3n \u0111\u01b0\u1ee3c 10 \u2013 15 cm, ng\u01b0\u1eddi tr\u1ed3ng thanh long s\u1ebd quan s\u00e1t, gi\u1eef l\u1ea1i duy nh\u1ea5t 01 c\u00e0nh kh\u1ecfe m\u1ea1nh nh\u1ea5t cho ph\u00e1t tri\u1ec3n v\u00e0 leo b\u00e1m l\u00ean tr\u1ee5 g\u1ecdi l\u00e0 th\u00e2n c\u00e2y, lo\u1ea1i b\u1ecf t\u1ea5t c\u1ea3 c\u00e1c c\u00e0nh c\u00f2n l\u1ea1i \u0111\u1ec3 c\u00e2y t\u1eadp trung dinh d\u01b0\u1ee1ng nu\u00f4i th\u00e2n. S\u1ed1 li\u1ec7u theo d\u00f5i \u0111\u1ed9 cao c\u1ee7a th\u00e2n c\u00e2y Thanh long theo th\u1eddi gian sau khi tr\u1ed3ng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n t\u1ea1i b\u1ea3ng 8.<\/p>\n

B\u1ea3ng 8. \u1ea2nh h\u01b0\u1edfng c\u1ee7a ch\u1ebf ph\u1ea9m XM5<\/sub> t\u1edbi qu\u00e1 tr\u00ecnh <\/b><\/p>\n

\u00a0ph\u00e1t tri\u1ec3n c\u00e2y Thanh long<\/b><\/p>\n\n\n\n\n\n\n\n
\n

Ch\u1ec9 ti\u00eau \u0111\u00e1nh gi\u00e1<\/b><\/p>\n<\/td>\n

\n

Lo\u1ea1i h\u00ecnh<\/b><\/p>\n

c\u00e2y tr\u1ee5 <\/b><\/p>\n<\/td>\n

\n

Th\u1eddi gian theo d\u00f5i <\/b><\/p>\n<\/td>\n<\/tr>\n

\n

1 th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

2 th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

3 th\u00e1ng<\/b><\/p>\n<\/td>\n

\n

4 th\u00e1ng<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

Chi\u1ec1u cao th\u00e2n c\u00e2y<\/p>\n

H (cm)<\/p>\n<\/td>\n

Tr\u1ee5 g\u1ed7\u00a0 t\u1ea9m b\u1eb1ng XM5 <\/sub>\u00a0b\u1ed9t<\/td>\n\n

14,9<\/p>\n<\/td>\n

\n

37,0<\/p>\n<\/td>\n

\n

70,4<\/p>\n<\/td>\n

\n

115,3<\/p>\n<\/td>\n<\/tr>\n

Tr\u1ee5 g\u1ed7\u00a0 t\u1ea9m b\u1eb1ng XM5 <\/sub>\u00a0d\u1ea1ng cao<\/td>\n\n

15,2<\/p>\n<\/td>\n

\n

37,3<\/p>\n<\/td>\n

\n

70,6<\/p>\n<\/td>\n

\n

116,4<\/p>\n<\/td>\n<\/tr>\n

Tr\u1ee5 b\u00ea t\u00f4ng<\/td>\n\n

13,0<\/p>\n<\/td>\n

\n

34,3<\/p>\n<\/td>\n

\n

66,7<\/p>\n<\/td>\n

\n

112,4<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Thanh long \u1edf c\u00e1c l\u00f4 quan s\u00e1t ph\u00e1t tri\u1ec3n b\u00ecnh th\u01b0\u1eddng. T\u1ea1i 2 l\u00f4 s\u1eed d\u1ee5ng tr\u1ee5 g\u1ed7 \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n b\u1eb1ng XM5<\/sub> \u0111\u1ec1u c\u00f3 s\u1ed1 li\u1ec7u v\u1ec1 chi\u1ec1u cao c\u1ee7a th\u00e2n Thanh long v\u01b0\u1ee3t tr\u1ed9i h\u01a1n so v\u1edbi l\u00f4 Thanh long tr\u1ed3ng v\u1edbi c\u00e2y tr\u1ee5 b\u00ea t\u00f4ng t\u1eeb 2 – 4 cm. S\u1edf d\u0129 c\u00f3 s\u1ef1 ch\u1ec7ch l\u1ec7ch kh\u00f4ng nhi\u1ec1u v\u1ec1 chi\u1ec1u cao c\u00e2y tr\u00ean \u0111\u00e2y c\u00f3 th\u1ec3 gi\u1ea3i th\u00edch do v\u00e0o ban ng\u00e0y, th\u1eddi ti\u1ebft n\u1eafng n\u00f3ng l\u00e0m cho tr\u1ee5 b\u00ea t\u00f4ng h\u1ea5p thu nhi\u1ec7t m\u1ea1nh h\u01a1n so v\u1edbi tr\u1ee5 g\u1ed7 g\u00e2y \u1ea3nh h\u01b0\u1edfng x\u1ea5u \u0111\u1ebfn qu\u00e1 trinh ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y. V\u00e0o n\u0103m th\u1ee9 hai tr\u1edf \u0111i, c\u00e2y \u0111\u00f3 c\u00f3 t\u00e1n, tr\u1ee5 b\u00ea t\u00f4ng kh\u00f4ng b\u1ecb ph\u01a1i n\u1eafng tr\u1ef1c ti\u1ebfp th\u00ec s\u1ef1 \u1ea3nh h\u01b0\u1edfng n\u00e0y s\u1ebd kh\u00f4ng c\u00f2n \u0111\u00e1ng k\u1ec3 n\u1eefa.<\/p>\n

4. K\u1ebft lu\u1eadn<\/b><\/p>\n

M\u1ed9t s\u1ed1 th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7 ch\u00ednh c\u1ee7a qu\u00e1 tr\u00ecnh t\u1ea1o ch\u1ebf ph\u1ea9m XM5 d\u1ea1ng b\u1ed9t v\u00e0 d\u1ea1ng cao \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh v\u00e0 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong th\u1ef1c ti\u1ebfn s\u1ea3n xu\u1ea5t t\u1ea1i m\u00f4 h\u00ecnh c\u00f3 n\u0103ng su\u1ea5t \u0111\u1ea1t 300 t\u1ea5n ch\u1ebf ph\u1ea9m\/n\u0103m.<\/p>\n

G\u1ed7 r\u1eebng tr\u1ed3ng g\u1ed3m c\u00e1c lo\u1ea1i Keo v\u00e0 B\u1ea1ch \u0111\u00e0n \u0111\u00e3 \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u b\u1ea3o qu\u1ea3n b\u1eb1ng\u00a0 b\u1eb1ng thu\u1ed1c XM5<\/sub> d\u1ea1ng b\u1ed9t v\u00e0 d\u1ea1ng cao ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi \u1ee9ng d\u1ee5ng l\u00e0m tr\u1ee5 ch\u1ed1ng cho H\u1ed3 ti\u00eau, Thanh long.\u00a0 G\u1ed7 r\u1eebng tr\u1ed3ng c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean kh\u00f4ng t\u1ed1t so v\u1edbi g\u1ed7 qu\u00fd r\u1eebng t\u1ef1 nhi\u00ean, nh\u01b0ng khi \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1ea3o qu\u1ea3n b\u1eb1ng thu\u1ed1c XM5<\/sub>, \u0111\u1ed9 b\u1ec1n c\u1ee7a g\u1ed7 \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e2ng cao g\u1ea5p 4 \u2013 5 l\u1ea7n. G\u1ed7 tr\u1ee5 \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n b\u1eb1ng XM5<\/sub> \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 kh\u00f4ng l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y H\u1ed3 ti\u00eau, Thanh long c\u0169ng nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng h\u1ea1t ti\u00eau. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u00e3 v\u00e0 \u0111ang t\u1eebng b\u01b0\u1edbc \u1ee9ng d\u1ee5ng trong th\u1ef1c ti\u1ec5n s\u1ea3n xu\u1ea5t.<\/p>\n

T\u00c0I LI\u1ec6U THAM KH\u1ea2O<\/b><\/p>\n

    \n
  1. L\u00ea V\u0103n L\u00e2m, B\u00f9i V\u0103n \u00c1i (2005),\u00a0 Nghi\u00ean c\u1ee9u b\u1ea3o qu\u1ea3n m\u1ed9t s\u1ed1 tre , g\u1ed7 r\u1eebng tr\u1ed3ng s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi l\u00e0m n\u1ecdc ti\u00eau, x\u00e2y d\u1ef1ng, nguy\u00ean li\u1ec7u \u0111\u1ed3 m\u1ed9c v\u00e0 v\u00e1n b\u00f3c l\u1ea1ng<\/i>, B\u00e1o c\u00e1o khoa h\u1ecdc \u0111\u1ec1 t\u00e0i tr\u1ecdng \u0111i\u1ec3m c\u1ea5p B\u1ed9, Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam.<\/li>\n
  2. Nguy\u1ec5n Th\u1ecb B\u00edch Ng\u1ecdc (2009),\u00a0 Ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 v\u00e0 thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t ch\u1ebf ph\u1ea9m XM5 v\u00e0 \u1ee9ng d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd g\u1ed7 r\u1eebng tr\u1ed3ng l\u00e0m c\u1ecdc ch\u1ed1ng ngo\u00e0i tr\u1eddi \u0111\u1ec3 tr\u1ed3ng H\u1ed3 ti\u00eau v\u00e0 Thanh long<\/i>, B\u00e1o c\u00e1o t\u1ed5ng k\u1ebft D\u1ef1 \u00e1n s\u1ea3n xu\u1ea5t th\u1eed nghi\u1ec7m c\u1ea5p Nh\u00e0 n\u01b0\u1edbc, Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam.<\/li>\n
  3. Nguy\u1ec5n Ch\u00ed Thanh (1985), \u201cM\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m hi\u1ec7u l\u1ef1c c\u1ee7a thu\u1ed1c b\u1ea3o qu\u1ea3n v\u00e0 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean c\u1ee7a g\u1ed7 trong \u0111i\u1ec1u ki\u1ec7n tr\u00ean b\u00e3i th\u1eed t\u1ef1 nhi\u00ean\u201d, M\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng KHKT c\u00f4ng nghi\u1ec7p r\u1eebng,<\/i> NXB N\u00f4ng nghi\u1ec7p, \u00a0<\/i>tr 116-123.<\/li>\n
  4. Ti\u00eau chu\u1ea9n Ng\u00e0nh 04 TCN 109 (2006), Quy tr\u00ecnh kh\u1ea3o nghi\u1ec7m hi\u1ec7u l\u1ef1c c\u1ee7a thu\u1ed1c b\u1ea3o qu\u1ea3n l\u00e2m s\u1ea3n t\u1ea1i b\u00e3i th\u1eed t\u1ef1 nhi\u00ean<\/i>, B\u1ed9 N\u00f4ng nghi\u1ec7p v\u00e0 PTNT.<\/li>\n
  5. Willeitner\u00a0 H., Liese W. (1992), Wood protection in tropical countries<\/i>,\u00a0 Technical cooperation \u2013 Federal Republic of Germany.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

    TS. Nguy\u1ec5n Th\u1ecb B\u00edch Ng\u1ecdc Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam 1. M\u1edf \u0111\u1ea7u Trong \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu nhi\u1ec7t \u0111\u1edbi c\u1ee7a n\u01b0\u1edbc ta, v\u1ea5n \u0111\u1ec1 x\u1eed l\u00fd b\u1ea3o qu\u1ea3n g\u1ed7 ph\u00f2ng ch\u1ed1ng sinh v\u1eadt g\u00e2y h\u1ea1i nh\u1eb1m k\u00e9o d\u00e0i th\u1eddi gian s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m g\u1ed7 lu\u00f4n \u0111\u01b0\u1ee3c coi tr\u1ecdng. Ch\u1ebf ph\u1ea9m […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11,72],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/14194"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=14194"}],"version-history":[{"count":3,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/14194\/revisions"}],"predecessor-version":[{"id":14198,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/14194\/revisions\/14198"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=14194"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=14194"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=14194"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}