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(huì)?(hui)隨??(sui)著?(zhe)季??(ji)風(fēng)??(feng)一??(yi)起??(qi)遷??(qian)徙??(xi)??，有?(you)的??(de)遷??(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)???！ ?018年??(nian)底??(di)到??(dao)2019年??(nian)初??(chu)??，草??(cao)地??(di)貪??(tan)夜??(ye)蛾??(e)入?(ru)侵??(qin)我??(wo)國??(guo)??。??作??(zuo)為??(wei)一?(yi)種??(zhong)危??(wei)害??(hai)全??(quan)球??(qiu)的??(de)農(nóng)??(nong)業(yè)??(ye)害??(hai)蟲??(chong)??，它??(ta)們??(men)一??(yi)路??(lu)遷??(qian)徙??(xi)??，對??(dui)我??(wo)國??(guo)農(nóng)??(nong)業(yè)??(ye)生??(sheng)產(chǎn)??(chan)和??(he)糧?(liang)食??(shi)安??(an)全??(quan)構(gòu)??(gou)成??(cheng)嚴(yán)??(yan)峻??(jun)考??(kao)驗(yàn)??(yan)??。
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