Kev cob qhia ntau lawm thiab lwm cov chaw khaws khoom yuav tsum tsis txhob teeb tsa hauv tsev neeg pej xeem. Nws yog qhov tseeb tsim nyog los teeb tsa ib qho chaw khaws khoom siv rau kev siv tus kheej, xws li cov chaw khaws khoom siv tus kheej, xws li siv cov khoom siv tus kheej hauv lub tsev, cov ntawv sau cia, thiab cov chav siv. Cov neeg ua haujlwm no yuav tsum muaj hluav taws kub tiv thaiv kev sib faib hluav taws xob phab ntsa ntawm 2. {} H yog qhov rai thiab lub qhov rai ntawm phab ntsa thiab qhov rai.
Chav ntim khoom ntawm cov tuam tsev nyob hauv tsev tsis tas yuav muab pov tseg ntawm raws li cov kev cai ntawm cov tuam tsev pej xeem, thiab cov nplaim hluav taws kub tsis siv. Txawm li cas los xij, chav sib faib phab ntsa phab ntsa thiab kev khiav tawm ntawm chav ntim yuav tsum tau ntsib kev ua haujlwm thiab hluav taws kub tiv thaiv cov tsev hluav taws-resistant.
