Yuav ua li cas tuaj yeem ua tau cov kab ntau lawm ua haujlwm txhim kho noj kom zoo?
Tso lus
Raws li cov neeg them ntau dua thiab ntau ntau saib rau aquaculture, qhov zoo ntawm cov tsiaj muaj dej tau ua qhov tseem ceeb hauv kev txhim kho kev lag luam. Yog li, yuav ua li cas txhawm rau txhim kho qhov zoo ntawm pub los ntawm cov tsiaj noj ntau lawm ntau lawm? Kab lus no yuav piav qhia los ntawm cov hauv qab no.
Cov khoom siv raw yog lub hauv paus rau kev cuam tshuam pub rau noj. Yog li ntawd, nyob rau hauv cov txheej txheem ntau lawm ntawm kev pub mis, saib yuav tsum tau them rau kev xaiv thiab ntsuas ntawm cov khoom siv raw. Ua ntej tshaj plaws, zoo, nyab xeeb thiab muaj kuab paug-raw yuav tsum tau xaiv. Thib ob, raws li cov kev xav tau ntawm cov tsiaj muaj plaub hau sib txawv, tsim nyog cov khoom sib txawv cov khoom siv yuav tsum tau xaiv kom muaj kev sib npaug ntawm cov as-ham hauv kev pub.
| Tus qauv | Muaj peev xwm (T / H) | Lub Hwj Chim (KW) | Ntsia Hlau Kab Ciam (Mm) | Qho hnyav |
| 75-B | 0.3-0.4 | 22 | 80 | 1000 |
| 85-B | 0.5-0.6 | 30 | 90 | 2000 |
| 90-B | 0.6-0.7 | 37 | 100 | 2100 |
| 100-B | 0.7-0.8 | 55 | 120 | 2200 |
| 135-B | 1-1.5 | 75 | 135 | 3200 |
| 145-B | 2-3 | 90 | 145 | 4000 |
| 160-B | 3-4 | 110 | 160 | 4500 |
| 175-B | 4-5 | 132 | 175 | 5000 |
Cov txheej txheem ntau lawm yog qhov txuas tseem ceeb cuam tshuam rau qhov zoo ntawm pub, thiab kev ruaj khov thiab kev tawm tsam ntawm cov txheej txheem ntau lawm yuav tsum ua kom zoo nkauj. Ua ntej tshaj plaws, cov cuab yeej siv ntau lawm yuav tsum tau kuaj xyuas thiab tswj kom muaj kev ua haujlwm ib txwm muaj tshwm sim los ntawm cov cuab yeej ua tsis tiav. Thib ob, qhov ntsuas kub, av noo, lub sijhawm thiab lwm yam tsis muaj kev tswj hwm kom ntseeg tau tias muaj ntau txheej txheem ntsuas raws li qhov yuav tsum tau ua. Ib qho ntxiv, nws yog ib qho tsim nyog yuav tau txais kev soj ntsuam zoo hauv cov txheej txheem ntau lawm, ua cov khoom siv tiag tiag, thiab nrhiav tau kom sai sai thiab cuam tshuam nrog cov teeb meem zoo.
Cov khoom siv txheem yog qhov tseem ceeb cuam tshuam rau pub tau zoo, thiab cov qauv tsim yuav tsum tau ua kom zoo txuas ntxiv thiab txhim kho. Ua ntej, peb yuav tsum tau tshawb fawb txog kev faib ua feem ntawm cov as-ham hauv cov tsiaj loj tuaj kom paub meej tias cov as-ham yog muaj txiaj ntsig. Thib ob, peb yuav tsum txhim kho cov qauv sib xws rau cov tsiaj muaj dej nyob ntawm cov theem sib txawv kom tau raws li cov kev xav tau tshwj xeeb ntawm cov theem sib txawv.