Cov khoom siv hluav taws xob thaum muaj xwm ceev rau hluav taws kub ceev yog cov khoom siv hluav taws xob muaj txiaj ntsig thiab ruaj khov, uas tuaj yeem muab cov khoom siv hluav taws xob ntev thiab ruaj khov rau cov teeb pom kev kub ntxhov thaum muaj hluav taws xob tsis ua hauj lwm, kom cov teeb pom kev kub ceev tuaj yeem muab kev tiv thaiv hluav taws thiab kev ua haujlwm cawm.