Ihe mmetụta ihe oriri
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N'ime ebe dị n'ịntanetị Nleba anya ihe nrịbama nri nnu ise
Onye na-enyocha nnu na-edozi ahụ bụ isi nyocha na ọrụ mmepe anyị, nke Frankstar mepụtara. Ngwa ahụ na-arụ ọrụ ntuziaka kpamkpam, naanị otu ngwá ọrụ nwere ike imezu ihe nleba anya na ntanetị nke ụdị nnu nnu ise (No2-N nitrite, NO3-N nitrate, PO4-P phosphate, NH4-N amonia nitrogen, SiO3-Silicate) na oke mma. Ejikwa ọdụ ọnụ ejiri aka rụọ, usoro ntọala dị mfe yana ịrụ ọrụ dabara adaba. Enwere ike itinye ya na ụgbọ mmiri, ụgbọ mmiri na nyiwe ndị ọzọ.
