{"id":4569,"date":"2024-02-22T21:05:49","date_gmt":"2024-02-22T13:05:49","guid":{"rendered":"https:\/\/chimaytech.net\/?p=4569"},"modified":"2024-02-22T22:29:54","modified_gmt":"2024-02-22T14:29:54","slug":"why-do-we-measure-dissolved-oxygen-in-water","status":"publish","type":"post","link":"https:\/\/chimaytech.net\/vi\/why-do-we-measure-dissolved-oxygen-in-water\/","title":{"rendered":"t\u1ea1i sao ch\u00fang ta \u0111o oxy h\u00f2a tan trong n\u01b0\u1edbc"},"content":{"rendered":"

“\u0110\u1ea3m b\u1ea3o \u0111\u1eddi s\u1ed1ng th\u1ee7y sinh ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd b\u1eb1ng c\u00e1ch \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan ch\u00ednh x\u00e1c.”<\/p>\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc<\/h1>\n

\nOxy h\u00f2a tan l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng trong \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc. \u0110o n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong n\u01b0\u1edbc l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3 c\u1ee7a n\u01b0\u1edbc v\u00e0 c\u00e1c sinh v\u1eadt s\u1ed1ng trong \u0111\u00f3. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi vi\u1ec7c gi\u00e1m s\u00e1t v\u00e0 qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng.<\/p>\n

M\u1ed9t trong nh\u1eefng l\u00fd do ch\u00ednh \u0111\u1ec3 \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc l\u00e0 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc. Oxy h\u00f2a tan r\u1ea5t c\u1ea7n thi\u1ebft cho s\u1ef1 s\u1ed1ng c\u1ee7a c\u00e1c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc v\u00ec ch\u00fang d\u1ef1a v\u00e0o n\u00f3 \u0111\u1ec3 h\u00f4 h\u1ea5p. M\u1ee9c \u0111\u1ed9 oxy h\u00f2a tan th\u1ea5p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u0103ng th\u1eb3ng ho\u1eb7c th\u1eadm ch\u00ed t\u1eed vong \u1edf c\u00e1 v\u00e0 c\u00e1c sinh v\u1eadt d\u01b0\u1edbi n\u01b0\u1edbc kh\u00e1c. B\u1eb1ng c\u00e1ch theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c l\u0129nh v\u1ef1c c\u1ea7n quan t\u00e2m v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng th\u00edch h\u1ee3p \u0111\u1ec3 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/p>\n

\u0110o oxy h\u00f2a tan trong n\u01b0\u1edbc c\u0169ng cung c\u1ea5p th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 c\u00e1c qu\u00e1 tr\u00ecnh sinh h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc x\u1ea3y ra trong n\u01b0\u1edbc. V\u00ed d\u1ee5, n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan th\u1ea5p c\u00f3 th\u1ec3 cho th\u1ea5y \u00f4 nhi\u1ec5m dinh d\u01b0\u1ee1ng qu\u00e1 m\u1ee9c, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u1ea3o n\u1edf hoa v\u00e0 c\u1ea1n ki\u1ec7t oxy. B\u1eb1ng c\u00e1ch theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 theo d\u00f5i nh\u1eefng thay \u0111\u1ed5i v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc theo th\u1eddi gian v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c ngu\u1ed3n \u00f4 nhi\u1ec5m ti\u1ec1m \u1ea9n.<\/p>\n

Ngo\u00e0i vi\u1ec7c \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan c\u0169ng r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 hi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi \u0111\u1ed1i v\u1edbi h\u1ec7 sinh th\u00e1i th\u1ee7y sinh. \u00d4 nhi\u1ec5m t\u1eeb ch\u1ea5t th\u1ea3i c\u00f4ng nghi\u1ec7p, n\u01b0\u1edbc th\u1ea3i n\u00f4ng nghi\u1ec7p v\u00e0 ph\u00e1t tri\u1ec3n \u0111\u00f4 th\u1ecb \u0111\u1ec1u c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c ngu\u1ed3n g\u00e2y \u00f4 nhi\u1ec5m v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c chi\u1ebfn l\u01b0\u1ee3c nh\u1eb1m gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang \u0111\u1ebfn h\u1ec7 sinh th\u00e1i th\u1ee7y sinh.<\/p>\n

\u0110o l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc c\u0169ng r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c chi\u1ebfn l\u01b0\u1ee3c qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan tr\u01b0\u1edbc v\u00e0 sau khi th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t \u00f4 nhi\u1ec5m, c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh li\u1ec7u c\u00e1c bi\u1ec7n ph\u00e1p n\u00e0y c\u00f3 t\u00e1c \u0111\u1ed9ng t\u00edch c\u1ef1c \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc hay kh\u00f4ng. Th\u00f4ng tin n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 c\u00e1c ho\u1ea1t \u0111\u1ed9ng qu\u1ea3n l\u00fd trong t\u01b0\u01a1ng lai v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ee9c kh\u1ecfe l\u00e2u d\u00e0i c\u1ee7a h\u1ec7 sinh th\u00e1i th\u1ee7y sinh.<\/p>\n

\n\"alt-309\"
\nNh\u00ecn chung, vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c t\u00ecnh tr\u1ea1ng c\u1ee7a h\u1ec7 sinh th\u00e1i d\u01b0\u1edbi n\u01b0\u1edbc, x\u00e1c \u0111\u1ecbnh c\u00e1c ngu\u1ed3n g\u00e2y \u00f4 nhi\u1ec5m v\u00e0 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c chi\u1ebfn l\u01b0\u1ee3c qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch theo d\u00f5i n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan, c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 c\u00e1ch b\u1ea3o v\u1ec7 v\u00e0 b\u1ea3o t\u1ed3n t\u00e0i nguy\u00ean n\u01b0\u1edbc cho th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"

“\u0110\u1ea3m b\u1ea3o \u0111\u1eddi s\u1ed1ng th\u1ee7y sinh ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd b\u1eb1ng c\u00e1ch \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan ch\u00ednh x\u00e1c.” T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c \u0111o l\u01b0\u1ee3ng oxy h\u00f2a tan trong n\u01b0\u1edbc Oxy h\u00f2a tan l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng trong \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ee9c kh\u1ecfe…<\/p>\n","protected":false},"author":1,"featured_media":1184,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[1],"tags":[],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/4569"}],"collection":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/comments?post=4569"}],"version-history":[{"count":0,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/4569\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media\/1184"}],"wp:attachment":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media?parent=4569"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/categories?post=4569"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/tags?post=4569"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}