{"id":9436,"date":"2010-10-14T03:02:01","date_gmt":"2010-10-13T20:02:01","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2010\/10\/ket-qua-nghien-cuu-su-dung-dau-vo-hat-dieu-tao-che-pham-bao-quan-lam-san\/"},"modified":"2013-10-06T09:02:02","modified_gmt":"2013-10-06T02:02:02","slug":"ket-qua-nghien-cuu-su-dung-dau-vo-hat-dieu-tao-che-pham-bao-quan-lam-san","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/ket-qua-nghien-cuu-su-dung-dau-vo-hat-dieu-tao-che-pham-bao-quan-lam-san\/","title":{"rendered":"K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng d\u1ea7u v\u1ecf h\u1ea1t \u0110i\u1ec1u t\u1ea1o ch\u1ebf ph\u1ea9m b\u1ea3o qu\u1ea3n l\u00e2m s\u1ea3n"},"content":{"rendered":"<p> <strong>B\u00f9i V\u0103n \u00c1i, Nguy\u1ec5n Th\u1ecb B\u00edch Ng\u1ecdc<\/strong> <\/p>\n<p> <em>Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/em> <\/p>\n<p> <strong>I. M\u1ede \u0110\u1ea6U<\/strong> <\/p>\n<p> Vi\u1ec7t Nam l\u00e0 m\u1ed9t trong c\u00e1c n\u01b0\u1edbc s\u1ea3n xu\u1ea5t, ch\u1ebf bi\u1ebfn h\u1ea1t \u0111i\u1ec1u v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn tr\u00ean th\u1ebf gi\u1edbi. Trong c\u00f4ng nghi\u1ec7p ch\u1ebf bi\u1ebfn h\u1ea1t \u0111i\u1ec1u, d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u l\u00e0 s\u1ea3n ph\u1ea9m ph\u1ee5 thu h\u1ed3i trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u1edbi t\u1ef7 l\u1ec7 kho\u1ea3ng 10\u201315% tr\u1ecdng l\u01b0\u1ee3ng h\u1ea1t. C\u00e1c th\u00e0nh ph\u1ea7n ho\u00e1 h\u1ecdc ch\u1ee7 y\u1ebfu c\u1ee7a d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh g\u1ed3m axit anacacdic (82%), cacdol (13,8%), 2-metylcacdol (2,6%) v\u00e0 cacdanol (1,6%). \u0110\u00e2y l\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t phenol t\u1ef1 nhi\u00ean c\u00f3 g\u1eafn v\u1edbi m\u1ea1ch cacbuahydro kh\u00f4ng no. Trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn h\u1ea1t \u0111i\u1ec1u \u0111\u1ec3 t\u00e1ch nh\u00e2n v\u00e0 v\u1ecf h\u1ea1t \u0111i\u1ec1u th\u01b0\u1eddng ti\u1ebfn h\u00e0nh \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00ec th\u1ebf axit anacacdic b\u1ecb kh\u1eed m\u1ea5t CO<sub>2 <\/sub>v\u00e0 tr\u1edf th\u00e0nh cacdanol, khi \u0111\u00f3 d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u thu \u0111\u01b0\u1ee3c c\u00f3 th\u00e0nh ph\u1ea7nch\u00ednh l\u00e0 cacdanol [3][4]. D\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 nguy\u00ean li\u1ec7u ph\u00f9 h\u1ee3p cho nhi\u1ec1u l\u0129nh v\u1ef1c c\u00f4ng nghi\u1ec7p \u0111\u1ec3 t\u1ea1o s\u01a1n, keo d\u00e1n, cao su bi\u1ebfn t\u00ednh\u2026 . Do c\u00f3 t\u00ednh phenol, n\u00ean vai tr\u00f2 t\u1ef1 nhi\u00ean c\u1ee7a d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u khi t\u1ed3n t\u1ea1i trong h\u1ea1t l\u00e0 b\u1ea3o v\u1ec7 nh\u00e2n \u0111i\u1ec1u ch\u1ed1ng l\u1ea1i c\u00e1c sinh v\u1eadt h\u1ea1i. L\u1ee3i d\u1ee5ng \u0111\u1eb7c t\u00ednh n\u00e0y, \u0111\u00e3 c\u00f3 m\u1ed9t s\u1ed1 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u b\u01b0\u1edbc \u0111\u1ea7u \u0111\u00e1nh gi\u00e1 hi\u1ec7u l\u1ef1c ph\u00f2ng ch\u1ed1ng c\u00f4n tr\u00f9ng v\u00e0 n\u1ea5m ph\u00e1 ho\u1ea1i l\u00e2m s\u1ea3n. Jan v\u00e0 Gazwal (1989) \u0111\u00e3 th\u1eed nghi\u1ec7m hi\u1ec7u l\u1ef1c ph\u00f2ng ch\u1ed1ng m\u1ed1i <em>Odontotermes <\/em>c\u1ee7a d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u v\u00e0 \u0111\u00e3 \u0111\u1ea1t k\u1ebft qu\u1ea3 khi l\u01b0\u1ee3ng d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u th\u1ea5m v\u00e0o m\u1eabu g\u1ed7 \u0111\u1ea1t t\u1eeb 25 kg\/m<sup>3 <\/sup>tr\u1edf l\u00ean c\u00f3 hi\u1ec7u l\u1ef1c ch\u1ed1ng l\u1ea1i s\u1ef1 x\u00e2m h\u1ea1i c\u1ee7a m\u1ed1i \u1edf n\u0103mth\u1eed nghi\u1ec7m th\u1ee9 nh\u1ea5t [6]. B\u00f9i V\u0103n \u00c1i ( 2002) \u0111\u00e3 kh\u1ea3o nghi\u1ec7m hi\u1ec7u l\u1ef1c c\u1ee7a d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u v\u1edbi c\u1ea3 n\u1ea5m, c\u00f4n tr\u00f9ng trong \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 b\u00e3i th\u1eed t\u1ef1 nhi\u00ean c\u0169ng cho k\u1ebft qu\u1ea3 d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u c\u00f3 hi\u1ec7u l\u1ef1c \u1edf m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh v\u00e0 kh\u00f4ng c\u00f3 hi\u1ec7u l\u1ef1c ph\u00f2ng ch\u1ed1ng n\u1ea5m [1]. \u0110\u1ec3 t\u0103ng c\u01b0\u1eddng hi\u1ec7u l\u1ef1c \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u l\u00e0m ho\u1ea1t ch\u1ea5t t\u1ea1o thu\u1ed1c b\u1ea3o qu\u1ea3n l\u00e2m s\u1ea3n, d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u \u0111\u00e3 \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u theo h\u01b0\u1edbng ho\u1ea1t ho\u00e1 b\u1eb1ng x\u1ee5c kh\u00ed Clo. Hi\u1ec7u l\u1ef1c ph\u00f2ng ch\u1ed1ng c\u00f4n tr\u00f9ng g\u00e2y h\u1ea1i l\u00e2m s\u1ea3n c\u1ee7a d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u sau ho\u1ea1t ho\u00e1 \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e2ng cao h\u01a1n h\u1eb3n so v\u1edbi d\u1ea7u nguy\u00ean li\u1ec7u ban \u0111\u1ea7u [2]. N\u1ed9i dung b\u00e0i b\u00e1o s\u1ebd gi\u1edbi thi\u1ec7u k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u sau ho\u1ea1t ho\u00e1 b\u1eb1ng kh\u00ed Clo \u0111\u1ec3 t\u1ea1o ch\u1ebf ph\u1ea9m b\u1ea3o qu\u1ea3n l\u00e2m s\u1ea3n d\u1ea1ng d\u1ea7u l\u1ecfng. Ch\u1ebf ph\u1ea9m b\u1ea3o qu\u1ea3n t\u1eeb d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u g\u00f3p ph\u1ea7n m\u1edf r\u1ed9ng ch\u1ee7ng lo\u1ea1i ch\u1ebf ph\u1ea9m b\u1ea3o qu\u1ea3n l\u00e2m s\u1ea3n c\u00f3 ngu\u1ed3n g\u1ed1c th\u1ef1c v\u1eadt th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0o ph\u1ee5c v\u1ee5 s\u1ea3n xu\u1ea5t.  <\/p>\n<p> (K\u1ef7 y\u1ebfu H\u1ed9i ngh\u1ecb Khoa h\u1ecdc L\u00e2m nghi\u1ec7p mi\u1ec1n B\u1eafc, trang 539-547) <\/p>\n","protected":false},"excerpt":{"rendered":"<p align=\"justify\">\n<span style=\"font-family: Arial; font-size: 10pt\">Vi\u1ec7t Nam l&agrave; m\u1ed9t trong c&aacute;c n\u01b0\u1edbc s\u1ea3n xu\u1ea5t, ch\u1ebf bi\u1ebfn h\u1ea1t \u0111i\u1ec1u v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn tr&ecirc;n th\u1ebf gi\u1edbi. Trong c&ocirc;ng nghi\u1ec7p ch\u1ebf bi\u1ebfn h\u1ea1t \u0111i\u1ec1u, d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u l&agrave; s\u1ea3n ph\u1ea9m ph\u1ee5 thu h\u1ed3i trong qu&aacute; tr&igrave;nh s\u1ea3n xu\u1ea5t v\u1edbi t\u1ef7 l\u1ec7 kho\u1ea3ng 10&ndash;15% tr\u1ecdng l\u01b0\u1ee3ng h\u1ea1t. C&aacute;c th&agrave;nh ph\u1ea7n ho&aacute; h\u1ecdc ch\u1ee7 y\u1ebfu c\u1ee7a d\u1ea7u v\u1ecf h\u1ea1t \u0111i\u1ec1u \u0111\u01b0\u1ee3c x&aacute;c \u0111\u1ecbnh g\u1ed3m axit anacacdic (82%), cacdol (13,8%), 2-metylcacdol (2,6%) v&agrave; cacdanol (1,6%). \u0110&acirc;y l&agrave; c&aacute;c h\u1ee3p ch\u1ea5t phenol t\u1ef1 nhi&ecirc;n c&oacute; g\u1eafn v\u1edbi m\u1ea1ch cacbuahydro kh&ocirc;ng no<span>.<\/span><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9436"}],"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=9436"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9436\/revisions"}],"predecessor-version":[{"id":10890,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9436\/revisions\/10890"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}