{"id":9692,"date":"2012-01-06T02:27:24","date_gmt":"2012-01-05T19:27:24","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2012\/01\/danh-gia-khao-nghiem-xuat-xu-va-nhan-giong-hom-tram-nam-gan-melaleuca-quinquenervia-tai-ba-vi-ha-noi\/"},"modified":"2015-05-19T14:17:07","modified_gmt":"2015-05-19T07:17:07","slug":"danh-gia-khao-nghiem-xuat-xu-va-nhan-giong-hom-tram-nam-gan-melaleuca-quinquenervia-tai-ba-vi-ha-noi","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/danh-gia-khao-nghiem-xuat-xu-va-nhan-giong-hom-tram-nam-gan-melaleuca-quinquenervia-tai-ba-vi-ha-noi\/","title":{"rendered":"\u0110\u00e1nh gi\u00e1 kh\u1ea3o nghi\u1ec7m xu\u1ea5t x\u1ee9 v\u00e0 nh\u00e2n gi\u1ed1ng hom Tr\u00e0m n\u0103m g\u00e2n (Melaleuca quinquenervia) t\u1ea1i Ba V\u00ec \u2013 H\u00e0 N\u1ed9i"},"content":{"rendered":"

Khu\u1ea5t Th\u1ecb H\u1ea3i Ninh<\/strong><\/p>\n

Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc L\u00e2m nghi\u1ec7p<\/em><\/p>\n

Nguy\u1ec5n Th\u1ecb Thanh H\u01b0\u1eddng<\/strong><\/p>\n

Vi\u1ec7n C\u1ea3i thi\u1ec7n gi\u1ed1ng v\u00e0 Ph\u00e1t tri\u1ec3n l\u00e2m s\u1ea3n<\/em><\/p>\n

T\u00d3M T\u1eaeT<\/strong><\/p>\n

Kh\u1ea3o nghi\u1ec7m 10 xu\u1ea5t x\u1ee9 Tr\u00e0m n\u0103m g\u00e2n (Melaleuca quinquenervia – <\/em>Q)do CSIRO c\u1ee7aAustralia cung c\u1ea5p v\u00e0 2 gi\u1ed1ng Tr\u00e0m gi\u00f3 l\u00e0m \u0111\u1ed1i ch\u1ee9ng c\u00f3 xu\u1ea5t x\u1ee9 t\u1eeb Th\u1ea1nh H\u00f3a – Long An (Cth) v\u00e0 Ph\u00fa L\u1ed9c -Th\u1eeba Thi\u00ean Hu\u1ebf (Cpl) t\u1ea1i Ba V\u00ec \u1edf giai \u0111o\u1ea1n 2 n\u0103m tu\u1ed5i cho th\u1ea5y c\u00e1c xu\u1ea5t x\u1ee9 Q15 (5km West of Malam PNG), Q16 (Balimo-Wasua Road PNG) v\u00e0 Q23 (Casino, NSW) c\u00f3 sinh tr\u01b0\u1edfng nhanh, h\u00e0m l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u cao. Xu\u1ea5t x\u1ee9 Q15 c\u00f3 h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u 1,19% v\u00e0 1,8-cineole chi\u1ebfm t\u1ec9 l\u1ec7 69,09%; Q16 c\u00f3 h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u 1,09%, v\u00e0 1,8-cineole chi\u1ebfm t\u1ec9 l\u1ec7 64,04%; Q23 c\u00f3 h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u 1,14% v\u00e0 1,8-cineole chi\u1ebfm t\u1ec9 l\u1ec7 71,05%, trong khi c\u00e1c xu\u1ea5t x\u1ee9 Th\u1ea1nh H\u00f3a (Long An) v\u00e0 Ph\u00fa L\u1ed9c (Th\u1eeba Thi\u00ean-Hu\u1ebf) c\u1ee7a Tr\u00e0m gi\u00f3 c\u00f9ng tu\u1ed5i c\u00f3 h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u 0,71 v\u00e0 0,82%, t\u1ef7 l\u1ec7 1,8-cineole t\u01b0\u01a1ng \u1ee9ng l\u00e0 9,59 v\u00e0 14,32%.<\/p>\n

X\u1eed l\u00fd hom xu\u1ea5t x\u1ee9 Q8 c\u1ee7a Tr\u00e0m n\u0103m b\u1eb1ng IBA 1,5% (d\u1ea1ng b\u1ed9t) cho th\u1ea5y cho t\u1ef7 l\u1ec7 hom ra r\u1ec5 93,3% v\u00e0 ch\u1ec9 s\u1ed1 ra r\u1ec5 cao nh\u1ea5t (26,6), Th\u1eddi k\u1ef3 gi\u00e2m hom th\u00edch h\u1ee3p nh\u1ea5t l\u00e0 th\u00e1ng 5 (t\u1ef7 l\u1ec7 ra r\u1ec5 80%, ch\u1ec9 s\u1ed1 r\u1ec5 32,33).<\/p>\n

T\u1eeb kh\u00f3a: Tr\u00e0m n\u0103m g\u00e2n, Xu\u1ea5t x\u1ee9, Nh\u00e2n gi\u1ed1ng, Tinh d\u1ea7u<\/p>\n

M\u1ede \u0110\u1ea6U<\/strong><\/p>\n

Tr\u00e0m (Melaleuca sp.) <\/em>l\u00e0 chi th\u1ef1c v\u1eadt c\u00f3 \u0111\u1ebfn 230 lo\u00e0i, ph\u00e2n b\u1ed1 ch\u1ee7 y\u1ebfu \u1edf Australia v\u00e0 m\u1ed9t s\u1ed1 khu v\u1ef1c thu\u1ed9c Nam Th\u00e1i B\u00ecnh D\u01b0\u01a1ng, trong m\u1ed9t s\u1ed1 lo\u00e0i c\u00f3 kh\u00e1 nhi\u1ec1u xu\u1ea5t x\u1ee9, v\u00e0 l\u00e0 ngu\u1ed3n bi\u1ebfn d\u1ecb r\u1ea5t phong ph\u00fa cho c\u00f4ng t\u00e1c c\u1ea3i thi\u1ec7n gi\u1ed1ng. \u0110\u00e2y l\u00e0 chi c\u00f3 ph\u00e2n b\u1ed1 r\u1ed9ng, c\u00f3 th\u1ec3 tr\u1ed3ng tr\u00ean nhi\u1ec1u lo\u1ea1i \u0111\u1ea5t \u1edf v\u00f9ng nhi\u1ec7t \u0111\u1edbi v\u00e0 \u00e1 nhi\u1ec7t \u0111\u1edbi.<\/p>\n

\u0110a s\u1ed1 c\u00e1c lo\u00e0i tr\u00e0m l\u00e0 c\u00e2y \u0111a t\u00e1c d\u1ee5ng: t\u1eeb l\u1ea5y g\u1ed7, tinh d\u1ea7u \u0111\u1ebfn nu\u00f4i ong v\u00e0 l\u00e0m c\u00e2y c\u1ea3nh ven \u0111\u01b0\u1eddng. Tinh d\u1ea7u tr\u00e0m l\u00e0 s\u1ea3n ph\u1ea9m c\u00f3 gi\u00e1 tr\u1ecb d\u01b0\u1ee3c ph\u1ea9m v\u00e0 m\u1ef9 ph\u1ea9m \u0111ang \u0111\u01b0\u1ee3c ch\u00fa \u00fd khai th\u00e1c. Kh\u1ea3 n\u0103ng cung c\u1ea5p tinh d\u1ea7u c\u1ee7a tr\u00e0m ph\u1ee5 thu\u1ed9c v\u00e0o t\u1eebng lo\u00e0i, t\u1eebng xu\u1ea5t x\u1ee9 v\u00e0 t\u1eebng c\u00e1 th\u1ec3, c\u0169ng nh\u01b0 ph\u1ee5 thu\u1ed9c v\u00e0o tu\u1ed5i c\u00e2y v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1eadp \u0111\u1ecba. V\u00ec v\u1eady, kh\u1ea3o nghi\u1ec7m gi\u1ed1ng \u0111\u1ec3 ch\u1ecdn c\u00e1c xu\u1ea5t x\u1ee9 v\u00e0 c\u00e1c c\u00e1 th\u1ec3 c\u00f3 h\u00e0m l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u cao, ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 d\u1ea1ng l\u1eadp \u0111\u1ecba l\u00e0 h\u1ebft s\u1ee9c c\u1ea7n thi\u1ebft.<\/p>\n

N\u0103m 2005, Vi\u1ec7n C\u1ea3i thi\u1ec7n gi\u1ed1ng v\u00e0 Ph\u00e1t tri\u1ec3n l\u00e2m s\u1ea3n \u0111\u00e3 x\u00e2y d\u1ef1ng t\u1ea1i Ba V\u00ec-H\u00e0 N\u1ed9i m\u1ed9t kh\u1ea3o nghi\u1ec7m g\u1ed3m 14 xu\u1ea5t x\u1ee9 (Q1-Q14) Tr\u00e0m n\u0103m g\u00e2n (M. quinquenervia <\/em>(Cav) S.T. Blake) v\u00e0 m\u1ed9t s\u1ed1 xu\u1ea5t x\u1ee9 Tr\u00e0m cajuput c\u1ee7a Vi\u1ec7t Nam l\u00e0m \u0111\u1ed1i ch\u1ee9ng. T\u1eeb kh\u1ea3o nghi\u1ec7m n\u00e0y \u0111\u00e3 ch\u1ecdn \u0111\u01b0\u1ee3c hai xu\u1ea5t x\u1ee9 c\u00f3 h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u v\u00e0 t\u1ef7 l\u1ec7 1,8-cineole trong tinh d\u1ea7u cao l\u00e0 xu\u1ea5t x\u1ee9 Q4 (Ca78km NE Gympie Qld) v\u00e0xu\u1ea5tx\u1ee9Q8 (Bribie Island Qld) c\u00f3 h\u00e0m l\u01b0\u1ee3ng tinh d\u1ea7u t\u01b0\u01a1ng \u1ee9ng l\u00e0 1,79% v\u00e0 1,86%, t\u1ef7 l\u1ec7 1,8-cineole t\u01b0\u01a1ng \u1ee9ng 75,72% v\u00e0 78,59% (L\u00ea \u0110\u00ecnh Kh\u1ea3 v\u00e0 cs., 2008). T\u1eeb k\u1ebft qu\u1ea3 \u0111\u00f3 \u0111\u00e3 ch\u1ecdn \u0111\u01b0\u1ee3c 7 c\u00e2y tr\u1ed9i trong xu\u1ea5t x\u1ee9 Q4. N\u0103m 2008 Vi\u1ec7n ti\u1ebfp t\u1ee5c x\u00e2y d\u1ef1ng kh\u1ea3o nghi\u1ec7m m\u1edbi, tr\u00ean c\u01a1 s\u1edf k\u1ebf th\u1eeba k\u1ebft qu\u1ea3 kh\u1ea3o nghi\u1ec7m giai \u0111o\u1ea1n tr\u01b0\u1edbc, b\u1eb1ng c\u00e1c xu\u1ea5t x\u1ee9 m\u1edbi c\u1ee7a Tr\u00e0m n\u0103m g\u00e2n \u0111\u01b0\u1ee3c CSIRO c\u1ee7a Australia cung c\u1ea5p, ch\u1ec9 s\u1eed d\u1ee5ng xu\u1ea5t x\u1ee9 Q4 v\u00e0 c\u00e1c xu\u1ea5t x\u1ee9 Ph\u00fa L\u1ed9c v\u00e0 Th\u1ea1ch H\u00f3a c\u1ee7a Tr\u00e0m gi\u00f3 l\u00e0m \u0111\u1ed1i ch\u1ee9ng, nh\u1eb1m ch\u1ecdn \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 xu\u1ea5t x\u1ee9 m\u1edbi c\u00f3 n\u0103ng su\u1ea5t tinh d\u1ea7u cao v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u t\u1ed1t nh\u1ea5t \u0111\u1ec3 ph\u00e1t tri\u1ec3n v\u00e0o s\u1ea3n xu\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"

\nKh\u1ea3o nghi\u1ec7m 10 xu\u1ea5t x\u1ee9 Tràm n\u0103m gân (Melaleuca quinquenervia – <\/em>Q) <\/em>do CSIRO c\u1ee7a <\/em> <\/span>Australia cung c\u1ea5p và 2 gi\u1ed1ng Tràm gió làm \u0111\u1ed1i ch\u1ee9ng có xu\u1ea5t x\u1ee9 t\u1eeb Th\u1ea1nh Hóa – Long An (Cth) và Phú L\u1ed9c -Th\u1eeba Thiên Hu\u1ebf (Cpl) t\u1ea1i Ba Vì \u1edf giai \u0111o\u1ea1n 2 n\u0103m tu\u1ed5i cho th\u1ea5y các xu\u1ea5t x\u1ee9 <\/span>Q15 (<\/span><\/span>5km West of Malam PNG)<\/span>, Q16 (<\/span><\/span>Balimo-Wasua Road PNG)<\/span> và Q23<\/span><\/span> (Casino, NSW) có sinh tr\u01b0\u1edfng nhanh, hàm l\u01b0\u1ee3ng và ch\u1ea5t l\u01b0\u1ee3ng tinh d\u1ea7u cao. Xu\u1ea5t x\u1ee9 Q15 có hàm l\u01b0\u1ee3ng tinh d\u1ea7u 1,19% và 1,8-cineole chi\u1ebfm t\u1ec9 l\u1ec7 69,09%; Q16 có hàm l\u01b0\u1ee3ng tinh d\u1ea7u 1,09%, và 1,8-cineole chi\u1ebfm t\u1ec9 l\u1ec7 64,04%; Q23 có hàm l\u01b0\u1ee3ng tinh d\u1ea7u 1,14% và 1,8-cineole chi\u1ebfm t\u1ec9 l\u1ec7 71,05%, trong khi các xu\u1ea5t x\u1ee9 Th\u1ea1nh Hóa (Long An) và Phú L\u1ed9c (Th\u1eeba Thiên-Hu\u1ebf) c\u1ee7a Tràm gió cùng tu\u1ed5i có hàm l\u01b0\u1ee3ng tinh d\u1ea7u 0,71 và 0,82%, t\u1ef7 l\u1ec7 1,8-cineole t\u01b0\u01a1ng \u1ee9ng là 9,59 và 14,32%. <\/span><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9692"}],"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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=9692"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9692\/revisions"}],"predecessor-version":[{"id":15241,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9692\/revisions\/15241"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9692"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}