Umhla: NgoJanuwari 9, 2025
Indawo: Lima, PeruNjengoko imfuno ye-aquaculture ezinzileyo ikhula kwihlabathi jikelele, ukungeniswa koxinzelelo olungagungqiyo lwezinzwa zeklorini ziguqula izenzo kushishino. Ezi nkqubo zokubeka iliso eziphambili, eziqinisekisa umgangatho ophakamileyo wamanzi kwiindawo zasemanzini, zifumana amandla ePeru, eUnited States, nakwezinye izizwe, ziphawula utshintsho olubalulekileyo kwindlela iintlanzi kunye nokutya kwaselwandle.
I-chlorine isetyenziswa ngokuqhelekileyo kwi-aquaculture ukuze kubulawe iintsholongwane emanzini, ukuthintela ukusasazeka kweentsholongwane kunye nokuqinisekisa impilo yeentlobo zasemanzini. Nangona kunjalo, umceli mngeni kukugcina amanqanaba afanelekileyo eklorine ngaphandle kokubeka umngcipheko wetyhefu kwiintlanzi. Apha kulapho kudlala khona izinzwa zoxinzelelo oluhlala luhleli lweklorine. Ngokungafaniyo neenkqubo zokubeka iliso zemveli, ezibonelela kuphela ngokufundwa ngamaxesha athile, ezi zivamvo zibonelela ngokuqhubekayo, idatha yexesha langempela kumanqanaba eklorine, evumela amafama ukuba enze uhlengahlengiso olukhawulezileyo njengoko lufuneka.
EPeru, apho i-aquaculture iye yaba yinxalenye ebalulekileyo yezoqoqosho, ukwamkelwa kwezi zivamvo kubonakala kuluncedo kakhulu. Iifama ezininzi zeentlanzi zasePeruvia, ngakumbi ezo zigxile kwi-shrimp kunye ne-tilapia, ziye zanika ingxelo yokonyuka kwamazinga okusinda kunye nomgangatho wemveliso ukusukela oko kudityaniswa noxinzelelo oluhlala luhleli lwezinzwa zeklorini. “Sibone ukuhla nge-30% kumazinga okufa kweentlanzi ukusukela oko sifakayo ezi zinzwa,” utshilo u-Eduardo Morales, ongumnini wefama yeshrimp ePiura. "Ingxelo yexesha lokwenyani isivumela ukuba sisabele ngokukhawuleza kutshintsho kumgangatho wamanzi, nto leyo ibalulekileyo."
Izibonelelo zezi nzwa ziphezulu aziphelelanga ePeru. E-United States, imisebenzi ye-aquaculture ngasemanxwemeni nayo isebenzisa obu buchwepheshe. UMichael Johnson, isazi ngebhayoloji yaselwandle kunye nomcebisi ngezendalo yasemanzini oseFlorida, ucacisile, “Ngokubekw’ esweni rhoqo, iifama zinokwandisa ukusebenzisa kwazo iklorini, zinciphise iindleko kunye nokunciphisa impembelelo yendalo esingqongileyo.
Ngaphaya koko, amazwe akuMzantsi-mpuma we-Asia naseYurophu nawo abona izibonelelo zezi nzwa. EVietnam, apho ishishini le-shrimp likhula kakuhle, amafama amkela itekhnoloji eyenza kube lula ukulawula amanqanaba eklorine, okukhokelela ekuphuculweni kokhuseleko lwemveliso kunye nokuncipha kwenkunkuma. Ngeli xesha, iifemu ze-aquaculture zaseYurophu zisebenzisa itekhnoloji efanayo ukujongana nemithetho ye-EU malunga neentsalela zeekhemikhali kwiimveliso zaselwandle.
Ngaphandle kolwamkelo oluncomekayo, iingcali ziqaphela ukuba ukwamkelwa okubanzi kuya kufuna imfundo kunye notyalo-mali kuqeqesho lwabaqhubi beaquaculture. "Itekhnoloji ngokwayo iqondile, kodwa ukuqonda indlela yokutolika nokusebenza kwidatha enikezelayo kunokuba ngumngeni kwamanye amafama," watsho uGqr. Sara Tello, umphandi we-aquaculture kwiYunivesithi yaseFlorida. "Iindibano zocweyo kunye nemiboniso ziya kubaluleka ekuncedeni amafama kwiindawo ezahlukeneyo ukuba asebenzise obu buchwepheshe."
Ukudityaniswa koxinzelelo oluqhubekayo lwezinzwa zeklorini ezishiyekileyo zikwavula ucango lwenkqubela phambili ekujongeni umgangatho wamanzi. Amaqela ophando sele ehlola ithuba lokudibanisa ezi zixhobo kunye nezinye izixhobo zokubeka iliso lokusingqongileyo, ezifana ne-pH, iqondo lokushisa, kunye ne-ammonia sensors, ukudala iinkqubo ezibanzi zokujonga umgangatho wamanzi.
Njengoko ishishini lemveliso yasemanzini lifuna ukulungelelanisa impumelelo yemveliso kunye neempembelelo zokusingqongileyo, ubugcisa obufana noxinzelelo oluqhubekayo lwezinzwa zeklorini buya kuba yimfuneko. Intsebenziswano phakathi kwamafama, abaphandi, kunye nababoneleli betekhnoloji iya kuba yimfuneko ekubumbeni ikamva lezenzo zolondolozo lwasemanzini kwihlabathi jikelele.
Kumazwe anje ngePeru ne-United States, olu tshintsho alungombandela nje wokuphucula imveliso kodwa kukuqinisekisa ubomi bezigidi ezixhomekeke kulimo lwasemanzini, ukuqinisekisa ukuba banako ukuphumelela kwimarike yehlabathi esoloko ifuneka.
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Ixesha lokuposa: Jan-09-2025