ʻO ka hydroponics i pani ʻia, kahi e hopu ʻia ai ka wai hoʻoheheʻe wai a hoʻopili hou ʻia i ka mea kanu, hāʻawi i nā mea maikaʻi ma mua o nā ʻōnaehana kahe-ma a i ʻole ka holo hoʻokahi ma ke ʻano o ka hoʻohana ʻana i ka wai a me ka hoʻohana pono. ʻO ka hoʻonui ʻana i ka maikaʻi o ka hoʻohana ʻana i nā kumuwaiwai e hōʻemi ana i nā kumukūʻai hana a pale i ka hopena o ke kaiapuni e pili ana i ka hoʻokuʻu ʻana i nā meaʻai i ka loaʻa ʻana o nā kino wai.
ʻOiai he nui nā pōmaikaʻi, aia kekahi mau pilikia hana i hoʻokomo ʻia i ka wā e hoʻohana ai i kahi ala hopu a hoʻohana hou, ʻo ia hoʻi, ka hoʻonui ʻana i ka pathogen. Nui nā ʻano o nā ʻōnaehana i hoʻohana ʻia i kēia manawa i ka ʻoihana no ka mālama ʻana i ka wai fertigation (wai hoʻoheheʻe me ka fertilizer). Aia nā laʻana akā ʻaʻole i kaupalena ʻia i ka kānana one, ʻāmaʻomaʻo ultraviolet, chlorination, ozonation [O3(aq)], nā kaʻina hana hoʻomake ʻia, ka waiuma peracetic (C2H4O3), a me ka hydrogen peroxide (H(O2).
Ma kēia hoʻokolohua, ua mālama ʻia ka hoʻihoʻi ʻana i nā meaʻai meaʻai me ka hoʻohana ʻana i ka dimensionally stable anode (DSA)-based regenerative in situ electrochemical hypochlorination (RisEHc) i loko o kahi ʻōnaehana hoʻomohala wai hohonu hydroponic lettuce (Lactuca sativa). Ua ʻike ʻia nā hopena phytotoxic a pili i ka hoʻokumu ʻia ʻana o nā chloramines i loko o nā hoʻonā meaʻai i mālama ʻia me ka ammonium. Ua hōʻike ka haʻawina e hiki ke pale ʻia nā hopena phytotoxic me ka hoʻohana ʻana i ka regenerative in situ hypochlorination ma o ka hoʻokele kūpono a me ka nānā ʻana i nā ʻōnaehana hydroponic recirculating.
ʻOiai ua aʻo maikaʻi ʻia ka phytotoxicity i hoʻokumu ʻia e ka chlorination maʻamau, ʻaʻohe ʻike e pili ana i ka hopena o ka puke moʻolelo RisEHC, me DSA, ʻōnaehana i nānā ʻia ma ʻaneʻi, kahi e hoʻomau mau ʻia ai ka mea hoʻomaʻemaʻe disinfecting. ʻO ka pahuhopu o ka noiʻi i hōʻike ʻia, ʻo ia ka loiloi i nā pane o nā mea kanu a me nā hopena phytotoxic hiki ke hana ʻia e ka mālama ʻana i nā ʻano meaʻai meaʻai recirculating ma o RisEHC. Eia kekahi, ua nānā ʻia ka maikaʻi o ka hoʻohana ʻana i kahi noi ultraviolet post-electrochemical e hōʻemi i nā hopena phytotoxicity, a me ka hoʻololi ʻana i ke kumu nitrogen o ka fertilizer.
ʻO ka hoʻoponopono hoʻoponopono fertigation maikaʻi ke kī i ka ʻike ʻana i ka piha piha o nā ʻōnaehana hydroponic recirculating lōʻihi. Ua hōʻike ʻia ka ʻōnaehana RisEHC i loiloi ʻia ma ʻaneʻi i ka hoʻohaʻahaʻa ʻana i ka heluna microbial i nā hoʻokolohua ulu hydroponic-scale; akā naʻe, ʻo ka hana ʻana o nā chloramines i mua o nā pūhui ammoniacal / fertilizers i alakaʻi i ka phytotoxicity i kekahi mau hiʻohiʻona.
I ka haʻawina o kēia manawa, ua ʻōlelo ʻia ka chloramine phytotoxicity e ka haʻalele ʻana i nā mea kanu ammoniacal, a i ʻole ma o ka decomposition me ka hoʻohana ʻana. pāhawewe ultraviolet ma hope o ka mālama ʻana i ka electrochemical, kahi hana e hoʻonui ai i ka microbial inactivation. ʻO RisEHC kahi mea hana hoʻoponopono fertigation i ka wā e pale ʻia ai ka hana ʻana o ka chloramine.
Wahi a ka mea kākau alakaʻi, "Inā hoʻopau piha ʻo CEA i ka puka wai (ʻo ia hoʻi, zero discharge), pono nā ʻenehana e hōʻoia i ka hoʻonā ʻana i ka pathogen me ka ʻole o ka hōʻiliʻili ʻana o nā disinfectants a i ʻole nā huahana disinfection. Ua hoʻomohala mākou i ke ʻano RisE HC me ka pahuhopu e hoʻolako i kahi ʻenehana e hoʻopau i ka nui o nā palena i ka horticultural chlorination e like me ka hiki. Ke piʻi nei ka palekana o ka meaʻai ma ka honua holoʻokoʻa a ke manaʻo nei mākou e hiki i nā ʻenehana e like me RisE HC ke hoʻomaikaʻi i ka hoʻomau ʻana o ka CEA meaʻai (a me nā pua) huaʻai.
Paʻi ʻia ka pepa ma ka puke pai KahunaHao.