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Njira zophera tizilombo toyambitsa matenda pamadzi a Aquaculture

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Njira zophera tizilombo toyambitsa matenda pamadzi a Aquaculture

2024-07-26 11:06:49

Njira zophera tizilombo toyambitsa matenda pamadzi a Aquaculture

Njira zopha tizilombo toyambitsa matenda m'madzi am'madzi nthawi zambiri zimaphatikizapo njira zingapo monga kutsekereza kwa ultraviolet (UV), kupha tizilombo ta ozoni, ndi kupha tizilombo. Lero, tiwonetsa UV ndi ozoni ngati njira ziwiri zophera tizilombo toyambitsa matenda. Nkhaniyi imayang'ana njira izi potengera njira ndi mawonekedwe oletsa kubereka.

Kutsekereza kwa UV

Mfundo yoletsa kuunikira kwa UV ikukhudza kuyamwa kwa mphamvu ya kuwala kwa UV ndi ma microbial nucleic acid, kuphatikiza ribonucleic acid (RNA) ndi deoxyribonucleic acid (DNA). Mayamwidwewa amasintha zochita zawo zamoyo, zomwe zimapangitsa kuti ma nucleic acid zomangira ndi maunyolo awonongeke, kulumikizana pakati pa nucleic acid, ndikupanga ma photoproducts, potero kupewa kugawanikana kwa tizilombo toyambitsa matenda ndikuwononga koopsa. Kuwala kwa UV kuli m'gulu la UVA (315 ~ 400nm), UVB (280~315nm), UVC (200 ~ 280nm), ndi vacuum UV (100 ~ 200nm). Zina mwa izo, UVA ndi UVB zimatha kufika padziko lapansi kudzera mu ozoni wosanjikiza ndi kuphimba mitambo. UVC, yomwe imadziwika kuti UV-C disinfection ukadaulo, imawonetsa mphamvu yoletsa yoletsa kwambiri.

Kuchita bwino kwa njira yotseketsa UV kumadalira mulingo wa radiation ya UV yomwe imalandiridwa ndi tizilombo tating'onoting'ono, komanso zinthu monga mphamvu ya UV, mtundu wa nyali, kulimba kwa kuwala, komanso nthawi yogwiritsa ntchito. Mlingo wa UV wowunikira umatanthawuza kuchuluka kwa mawonekedwe a UV omwe amafunikira kuti akwaniritse kuchuluka kwa mabakiteriya ena. Mlingo wokwera umapangitsa kuti ntchito yopha tizilombo toyambitsa matenda ikhale yabwino kwambiri. Kutsekereza kwa UV ndi kopindulitsa chifukwa cha mphamvu yake yowononga mabakiteriya, kuchitapo kanthu mwachangu, kusowa kwazinthu zowonjezera, kusakhalapo kwa zinthu zapoizoni, komanso kugwira ntchito mosavuta. Ma sterilizers a UV nthawi zambiri amagwiritsa ntchito chitsulo chosapanga dzimbiri ngati chinthu chachikulu, chokhala ndi machubu a quartz oyeretsedwa kwambiri komanso nyali za UV za quartz zowoneka bwino, zomwe zimatsimikizira moyo wautali komanso magwiridwe antchito odalirika. Nyali zotumizidwa kunja zimatha kukhala ndi moyo mpaka maola 9000.

Ozone Disinfection

Ozone ndi okosijeni wamphamvu, ndipo njira yake yotseketsa imakhudza momwe biochemical oxidation imayendera. Kutsekereza kwa ozoni kumagwira ntchito m'njira zitatu: (1) ma oxidizing ndi kuwonongeka kwa michere mkati mwa mabakiteriya omwe amagwiritsa ntchito shuga, potero amalepheretsa mabakiteriya; (2) kuyanjana mwachindunji ndi mabakiteriya ndi mavairasi, kusokoneza kagayidwe ka tizilombo toyambitsa matenda ndikuyambitsa imfa; ndi (3) kulowa m'maselo kudzera mu nembanemba selo, kuchita pa nembanemba lipoproteins ndi mkati lipopolysaccharides, kumabweretsa kuwonongeka kwa bakiteriya ndi imfa. Kutsekereza kwa ozoni ndikofalikira komanso kwa lytic, kumachotsa bwino mabakiteriya, spores, ma virus, bowa, ndipo kumatha kuwononga poizoni wa botulinum. Kuphatikiza apo, ozoni amawola mwachangu kukhala mpweya kapena maatomu a oxygen amodzi chifukwa chosakhazikika bwino. Maatomu a okosijeni amodzi amatha kuphatikizanso kupanga mamolekyu a okosijeni, kukulitsa mpweya wa okosijeni m'madzi popanda kusiya zotsalira zapoizoni. Choncho, ozoni amaonedwa kuti ndi yabwino, yosawononga tizilombo toyambitsa matenda.

Ngakhale kuti ozoni ali ndi mphamvu zowononga bwino, kugwiritsa ntchito kwambiri kumatha kuvulaza nyama zam'madzi. Maphunziro a Schroeder et al. kusonyeza kuti ozoni, akagwiritsidwa ntchito moyenera, angathe kuchotsa bwinobwino nitrate ndi zonyansa zachikasu, ndipo zikagwiritsidwa ntchito ndi kupatukana kwa thovu, zingachepetse kuchulukana kwa mabakiteriya. Komabe, kugwiritsa ntchito mopitirira muyeso kungapangitse ma okosijeni oopsa kwambiri. Silva et al. ikuwonetsanso kuti ngakhale ozoni imapangitsa kuti madzi azikhala okhazikika komanso kuponderezedwa kwa matenda m'madzi, zotsatira zake za genotoxic zimatha kuwononga umphumphu wa maselo m'zamoyo zam'madzi, zomwe zimapangitsa kuti pakhale zovuta zaumoyo komanso kuchepetsa zokolola. Chifukwa chake, ndikofunikira kuti ulimi wa m'madzi ugwiritse ntchito ozoni munthawi yake, yoyezera, yotetezeka, komanso yoyendetsedwa bwino, kukhazikitsa njira zopewera kugwiritsa ntchito mopitilira muyeso ndikuchepetsa kutayikira kwa ozone kuti apewe kuipitsidwa kwa mpweya.