Ncej Ntsuas Cov Khoom Noj Khoom Haus Pvc

Kev sib tw ntawm dej yog qhov tseem ceeb, raws li cov ntses xav tau qib oxygen txaus rau kev loj hlob. Qhov no yog tiav los ntawm kev sib tw, cascade khiav, lossis pa aqueous. Clarias spp. yuav ua pa cua atmospheric thiab tuaj yeem tso ntau ntau ntawm cov pa phem tshaj qhov trout lossis ntses liab, uas ua rau aeration thiab dej purification tsis tsim nyog thiab ua rau Clarias hom tsim tshwj xeeb tshaj plaws rau kev sib tw ntau tshaj. Hauv qee lub tebchaws Clarias, li ntawm 10% ntawm cov dej ntim tau muaj xws li ntses biomass.

Peb cov ntaub ntawv pov thawj PVC:

Peb zoo dua:

Txhua yam txaus siab pls kindly tiv tauj peb:

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Cim npe nrov: ncej ntses pvc tsheb hlau luam, Tuam Tshoj, tuam ntxhab, lwm tus neeg, lub hoobkas, tuam txhab, lag luam wholesale, khoom