Li-Loop hydroponics tse koetsoeng, moo metsi a nang le tharollo ea limatlafatsi a nkuoang le ho sebelisoa hape sejalong, a fana ka melemo ho feta mokhoa oa ho phalla kapa oa phallo e le 'ngoe ka ho sebelisa metsi le mehloli ea limatlafatsi. Ho eketsa ts'ebeliso e nepahetseng ea lisebelisoa ho fokotsa litšenyehelo tsa tlhahiso mme qetellong ho thibela litlamorao tsa tikoloho tse amanang le phallo ea limatlafatsi ho fumana mehloli ea metsi.
Le hoja ho na le melemo e mengata, ho boetse ho na le likotsi tsa tlhahiso tse hlahisoang ha ho sebelisoa mokhoa oa ho tšoara le ho sebelisoa hape, e leng, ho ata ha likokoana-hloko. Ho na le mefuta e mengata ea mekhoa e sebelisoang hona joale indastering bakeng sa ho phekola metsi a fertigation (metsi a nosetso a nang le manyolo). Mehlala e kenyelletsa empa ha e felle feela ho sefa lehlabathe, khanya ea mahlaseli, chlorination, ozonation [O3(aq)], mekhoa e tsoetseng pele ea oxidation, peracetic acid (C2H4O3), le hydrogen peroxide (H(O2).
Tekong ena, litharollo tsa limatlafatsi tse khutlisetsang li ile tsa phekoloa ho sebelisoa anode e tsitsitseng (DSA)-based regenerative in situ electrochemical hypochlorination (RisEHc) ka mokhoa o tebileng oa setso sa hydroponic lettuce (Lactuca sativa) tsamaiso ea tlhahiso. Litholoana tsa phytotoxic li ile tsa hlokomeloa 'me tsa hlahisoa ke ho thehoa ha chloramine ka tharollo ea limatlafatsi e nang le ammonium. Boithuto bo bonts'itse hore litlamorao tsa phytotoxic li ka thibeloa ka ts'ebeliso ea regenerative in situ hypochlorination ka mekhoa e nepahetseng ea taolo le ho lekola lits'ebetso tsa hydroponic.
Le hoja phytotoxicity e bakoang ke chlorination e tloaelehileng e ithutile hantle, ha ho na tlhahisoleseding e mabapi le phello ea buka ea RisEHC, e nang le DSA, tsamaiso e hlahlobiloeng mona, moo moemeli oa likokoana-hloko o tsoelang pele ho nchafatsoa. Sepheo sa lipatlisiso tse hlahisitsoeng e ne e le ho hlahloba likarabo tsa limela le liphello tse ka bang teng tsa phytotoxic tse bakoang ke ho phekola litharollo tse fapaneng tsa limatlafatsi ka RisEHC. Ho feta moo, katleho ea ho sebelisa kopo ea post-electrochemical ultraviolet ho fokotsa liphello tsa phytotoxicity, hammoho le ho fetola mohloli oa naetrojene oa manyolo, e ile ea hlahlojoa.
Tokiso e sebetsang ea tharollo ea fertigation ke ea bohlokoa ho elelloeng bokhoni bo felletseng ba litsamaiso tsa nako e telele tsa hydroponic. Sistimi ea RisEHC e hlahlobiloeng mona e ile ea bontšoa hore e sebetsa hantle ho fokotsa bongata ba likokoana-hloko litekong tsa kholo ea hydroponic tsa laboratori; leha ho le joalo, tlhahiso ea li-chloramine boteng ba metsoako ea ammoniacal / menontsha e lebisitse ho phytotoxicity maemong a mang.
Thutong ea hajoale, chloramine phytotoxicity e ile ea rarolloa ka ho se kenyelle menontsha ea ammoniacal, kapa ka ho bola ho sebelisoa. mahlaseli a kotsi mahlaseli ka mor'a phekolo ea electrochemical, mokhoa o neng o tla ntlafatsa ho se sebetse ha likokoana-hloko. RisEHC ke sesebelisoa se sebetsang sa ho lokisa tharollo ea fertigation ha tlhahiso ea chloramine e qojoa kapa e fokotsoa.
Ho ea ka sengoli se etelletseng pele, "Haeba temo ea tikoloho e laoloang (CEA) e le ho koala loop ea metsi ka botlalo (ke hore, ho tsoa ka zero), ho hlokahala mahlale a tla netefatsa hore litharollo li lula li sena kokoana-hloko ntle le ho bokella likokoana-hloko kapa lihlahisoa tse kotsi tse bolaeang likokoana-hloko. Re ntlafalitse mokhoa oa RisE HC ka sepheo sa ho fana ka theknoloji e neng e tla felisa mefokolo e mengata ea chlorination ea limela ka hohle kamoo ho ka khonehang. Khaello ea lijo e ntse e eketseha lefatšeng ka bophara 'me re tšepa hore mahlale a kang RisE HC a ka ntlafatsa ts'ebetso ea tlhahiso ea lijalo tsa CEA (le lipalesa)."
Pampiri e hatisitsoe koranteng HortScience.