三九養(yǎng)生堂記者 鄧肯·蓋伊 報(bào)道
精彩| 危??(wei)害?(hai)大??(da)田??(tian)作??(zuo)物??(wu)的??(de)農(nóng)??(nong)業(yè)??(ye)害??(hai)蟲??(chong)?，很??(hen)多??(duo)都?(dou)具??(ju)有?(you)遷??(qian)飛??(fei)的??(de)特??(te)點(diǎn)??(dian)?，蝗??(huang)蟲??(chong)就??(jiu)是??(shi)最??(zui)典??(dian)型??(xing)的??(de)遷??(qian)飛??(fei)性??(xing)害??(hai)蟲??(chong)??。??據(jù)??(ju)聯(lián)?(lian)合??(he)國??(guo)糧??(liang)農(nóng)??(nong)組??(zu)織??(zhi)統(tǒng)?(tong)計(jì)??(ji)?，在??(zai)世?(shi)界??(jie)范??(fan)圍??(wei)內(nèi)??(nei)?，農(nóng)??(nong)作??(zuo)物?(wu)病??(bing)蟲??(chong)害??(hai)造??(zao)成??(cheng)的??(de)產(chǎn)??(chan)量??(liang)損??(sun)失?(shi)在??(zai)37%左??(zuo)右??(you)?，這??(zhe)其??(qi)中??(zhong)有??(you)很??(hen)大??(da)一?(yi)部??(bu)分??(fen)是?(shi)遷??(qian)飛??(fei)性??(xing)害?(hai)蟲??(chong)造??(zao)成??(cheng)的??(de)??。遷??(qian)飛??(fei)性??(xing)害??(hai)蟲??(chong)會??(hui)隨??(sui)著??(zhe)季??(ji)風(fēng)??(feng)一??(yi)起??(qi)遷??(qian)徙??(xi)?，有??(you)的??(de)遷秘(qian)飛??(fei)數(shù)??(shu)百??(bai)公??(gong)里??(li)?，有??(you)的??(de)跨??(kua)越??(yue)大??(da)陸??(lu)?，飛??(fei)過?(guo)海??(hai)洋?(yang)?，遷??(qian)飛??(fei)距??(ju)離??(li)可??(ke)達(dá)??(da)數(shù)??(shu)千??(qian)公?(gong)里??(li)?，在??(zai)陌??(mo)生??(sheng)而??(er)遙??(yao)遠(yuǎn)??(yuan)的??(de)地??(di)方??(fang)突??(tu)然??(ran)暴??(bao)發(fā)??(fa)?，對??(dui)遷??(qian)入??(ru)地??(di)農(nóng)??(nong)業(yè)??(ye)生??(sheng)產(chǎn)??(chan)造??(zao)成??(cheng)巨?(ju)大??(da)威??(wei)脅??(xie)?，是??(shi)導(dǎo)?(dao)致??(zhi)作??(zuo)物??(wu)病??(bing)蟲??(chong)害??(hai)大?(da)流??(liu)行??(xing)的??(de)重??(zhong)要??(yao)原??(yuan)因??(yin)??。 而??(er)要??(yao)做??(zuo)到??(dao)這??(zhe)一??(yi)切??(qie)??，當(dāng)??(dang)時??(shi)的?(de)科??(ke)研??(yan)能??(neng)力??(li)遠(yuǎn)??(yuan)遠(yuǎn)??(yuan)不??(bu)夠??(gou)??，還??(hai)需??(xu)要??(yao)長??(chang)期??(qi)觀??(guan)測??(ce)和??(he)深??(shen)入??(ru)研??(yan)究??(jiu)??。??為??(wei)此??(ci)??，科??(ke)學(xué)??(xue)家?(jia)們??(men)反??(fan)復(fù)??(fu)尋??(xun)找??(zhao)??，在??(zai)渤??(bo)海??(hai)灣??(wan)中??(zhong)找??(zhao)到??(dao)一??(yi)個??(ge)沒??(mei)有??(you)農(nóng)??(nong)業(yè)?(ye)生??(sheng)產(chǎn)??(chan)的??(de)小??(xiao)島??(dao)——北??(bei)隍??(huang)城??(cheng)島??(dao)??。北??(bei)隍??(huang)城??(cheng)島??(dao)隸??(li)屬??(shu)于??(yu)山??(shan)東??(dong)蓬??(peng)萊??(lai)長??(chang)島??(dao)??，面??(mian)積??(ji)2.7平??(ping)方??(fang)公??(gong)里??(li)??，島?(dao)上??(shang)有??(you)兩??(liang)個??(ge)村??(cun)莊??(zhuang)??，人??(ren)們??(men)以??(yi)漁??(yu)業(yè)??(ye)為?(wei)生??(sheng)??，不??(bu)進(jìn)??(jin)行??(xing)農(nóng)??(nong)業(yè)??(ye)生??(sheng)產(chǎn)??(chan)??，這??(zhe)意??(yi)味??(wei)著??(zhe)島?(dao)上??(shang)不??(bu)會??(hui)有??(you)本??(ben)地??(di)的?(de)農(nóng)??(nong)業(yè)??(ye)害??(hai)蟲??(chong)??，凡??(fan)是??(shi)在??(zai)島??(dao)上??(shang)發(fā)??(fa)現(xiàn)??(xian)的??(de)農(nóng)??(nong)業(yè)??(ye)害??(hai)蟲??(chong)??，都??(dou)是??(shi)遷??(qian)飛??(fei)過??(guo)境??(jing)的??(de)??，這??(zhe)是??(shi)一??(yi)個??(ge)絕??(jue)佳??(jia)的??(de)研??(yan)究??(jiu)地??(di)點(diǎn)??(dian)??。
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