Aoiiaʻo PH, Do, COD, JOMIA Nitrogen a me nā phosphorus e pili ana i ka hopena o ka nui o nā'āpana. Ma hope o ka neʻeʻana o ka wai ma o ka nīnoka hū, ua māheleʻia nā wai kai i kaʻike ma loko o kaʻike palekana no kaʻike.
Ke hoʻohana nei i nā huahana:
| Model no | Okolike |
| Codg-3000 | Pūnaeweleʻoihana coD nona -3 |
| Nhng-3010 | Online'O'Biaslelo Online Witrogen |
| TPG-3030 | Pūnaewele Pūnaewele PSPOPPRUS |
| phg-2091x | 'Appnoira onlinehk ph papah |
| Kauka-2082x | Pūnaewele hana analy3 |
Ua hoʻonohoʻia nā mea aʻo kālā i ka pā hale no kaʻike,ʻoʻAmona Hoʻopiʻi, MH, Ka Mīkini Kūloko, Kāleka Hoʻolālā Pihi Hiki i ka mea hana ke hana maʻamau ma ka hoʻoilo anuanu. Ua hana maikaʻi ka hana a me ka ikaika.
Ke hoʻohana nei i nā huahana:
| Model no | Okolike |
| Codg-3000 | Pūnaeweleʻoihana coD nona -3 |
| Nhng-3010 | Online'O'Biaslelo Online Witrogen |
| TPG-3030 | Pūnaewele Pūnaewele PSPOPPRUS |
| Tng-3020 | ʻO ka pākuhi pūnaewele Nitrogen |
| phg-2091x | 'Appnoira onlinehk ph papah |
| Tsg-2087s | ʻO ka piha o ka pūnaewele i hoʻopaʻaʻia i hoʻopaʻaʻia |
| Sd-500p | Mele mele mele |
| Bq-oiw | ʻAila pūnaewele i ka wai wai |
