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　　蟲??(chong)媒??(mei)花??(hua)粉??(fen)指??(zhi)以??(yi)昆??(kun)蟲??(chong)為??(wei)傳??(chuan)播??(bo)媒??(mei)介??(jie)的??(de)花??(hua)粉??(fen)?，一??(yi)般??(ban)花??(hua)粉??(fen)顆??(ke)粒?(li)大??(da)、質(zhì)??(zhi)重??(zhong)?，難??(nan)以??(yi)通??(tong)過??(guo)風(fēng)??(feng)媒??(mei)進(jìn)??(jin)行??(xing)傳??(chuan)播??(bo)?，如??(ru)油??(you)菜??(cai)花??(hua)、桃??(tao)花??(hua)、梨??(li)花??(hua)等??(deng)；它??(ta)的??(de)特??(te)點(diǎn)??(dian)是??(shi)花??(hua)朵??(duo)鮮??(xian)艷??(yan)?，帶??(dai)有??(you)芳?(fang)香??(xiang)或??(huo)其??(qi)他??(ta)氣??(qi)味??(wei)?，吸??(xi)引??(yin)蝴??(hu)蝶??(die)、蜜??(mi)蜂??(feng)或??(huo)其?(qi)他??(ta)昆??(kun)蟲??(chong)來??(lai)進(jìn)??(jin)行?(xing)傳??(chuan)播??(bo)??。??　　花??(hua)粉??(fen)經(jīng)??(jing)呼??(hu)吸??(xi)道?(dao)吸??(xi)入?(ru)后??(hou)??，首??(shou)先??(xian)到??(dao)達(dá)??(da)上??(shang)呼??(hu)吸??(xi)道??(dao)??，引??(yin)起??(qi)鼻??(bi)癢??(yang)、發(fā)??(fa)作??(zuo)性??(xing)噴?(pen)嚏?(ti)、大??(da)量?(liang)清??(qing)水??(shui)樣??(yang)鼻?(bi)涕??(ti)和??(he)鼻??(bi)塞??(sai)等??(deng)過??(guo)敏??(min)性??(xing)鼻??(bi)炎??(yan)的??(de)癥??(zheng)狀??(zhuang)??。??。