During the period of January 1 to June 28, 2006, among 60 households surveyed, 45 households were bitten by the RIFA. The household bite rate was 75.0%.

• 2006年1月1日至2006年6月28日期间；抽取60户村民有45户发生过被红火蚁叮咬事件；户叮咬率为75.；0%25。