Tam sim no nyob rau hauv chav ua noj ua lag luam, kev sib koom ua ke ntawm cov roj kub ua noj ua haus nrog cov ua haujlwm siab, ua kom qeeb-txias xws li lub qhov cub kub kub ua rau cov haujlwm tua hluav taws muaj kev sib tw ntau dua li yav tas los. Piv nrog rau lwm cov hluav taws kub, hluav taws hauv chav ua noj muaj cov cwj pwm hauv qab no:
1. Cov roj uas siv tau yuav nyob rau hluav taws los ntawm nws tus kheej ntawm qhov kub.
2. Ua kom kub dua tom qab cov roj uas siav siav yuav ua rau muaj kev pabcuam ntxiv rau kev sib txuas.
3. Kev hlawv cov pa nkev yuav catalyze qhov hlawv cov roj ua noj.
4. Hluav taws tua hluav taws rau txoj kev ua noj roj yog qhov tshwj xeeb.
5. Nws yuav tsum cais cov roj ntawm cov pa oxygen.
6. Nws yuav tsum txo roj kub kom qis dua nws tus kheej-roj taws kub.
7. Cov qauv kev tua hluav taws nquag tuaj yeem ua tsis tiav lossis ua rau muaj kev phom sij loj dua.
8. Hluav taws kub sab hauv lub hood yuav luag tsis yooj yim mus ntes.
9. Cov roj ntau ntawm cov roj yuav txhawm rau hauv lub hood, ua rau nws nyuaj rau tua hluav taws.
10. Hluav taws kub hauv lub kaus mom tuaj yeem sib kis tau sai nrog cua tshuab.
 Tsis siv neeg tua hluav taws cov khoom siv rau chav ua noj |  Tsis siv neeg tua hluav taws cov khoom siv |
Raws li kev txheeb cais, 80% ntawm cov hluav taws hauv chav ua noj yog los ntawm cov ua noj ua haus ntawm qhov hluav taws kub. Cov cuab yeej tua hluav taws zoo thiab ruaj khov tsis siv neeg tua hluav taws, tsis siv neeg tua hluav taws rau hauv tsev tuaj yeem tiv thaiv lub neej thiab khoom muaj kev nyab xeeb.
Lub ntsuas kub kub-pib tus kheej lub tshuab hluav taws kub rau chav ua noj yog qhov tsim nyog rau kev tua hluav taws, hluav taws kub ua kua, hluav taws kub, thiab hluav taws kub hauv qhov chaw kaw.
