受(shou)菌(jun)源(yuan)、品種、氣(qi)候等(deng)因素影響，目前南陽市小麥條銹病擴(kuo)展蔓(man)延迅速，重發態勢明(ming)顯，防控(kong)形勢嚴峻。
自去(qu)年12月14日(ri)(ri)在(zai)唐河縣(xian)黑龍(long)鎮(zhen)始(shi)見(jian)發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)以來，目前(qian)該市條銹病(bing)(bing)(bing)(bing)(bing)(bing)發(fa)(fa)(fa)(fa)(fa)(fa)生(sheng)范圍已擴展到淅(xi)川、新野(ye)、桐(tong)(tong)柏、內(nei)鄉(xiang)、宛(wan)城(cheng)等(deng)6個(ge)縣(xian)區(qu)、18個(ge)鄉(xiang)鎮(zhen)，發(fa)(fa)(fa)(fa)(fa)(fa)生(sheng)面積(ji)達(da)9.5萬(wan)畝。2月15日(ri)(ri)，桐(tong)(tong)柏縣(xian)在(zai)埠(bu)江栗樓村一塊(kuai)(kuai)麥田(tian)(tian)(tian)(tian)(tian)發(fa)(fa)(fa)(fa)(fa)(fa)現(xian)三個(ge)條銹病(bing)(bing)(bing)(bing)(bing)(bing)發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)，發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)面積(ji)0.1-0.5㎡，中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)病(bing)(bing)(bing)(bing)(bing)(bing)葉數7-13片(pian)(pian)(pian)，嚴(yan)重(zhong)(zhong)度(du)10-80%。2月16日(ri)(ri),內(nei)鄉(xiang)縣(xian)在(zai)大橋鄉(xiang)大橋村一塊(kuai)(kuai)麥田(tian)(tian)(tian)(tian)(tian)發(fa)(fa)(fa)(fa)(fa)(fa)現(xian)兩個(ge)條銹病(bing)(bing)(bing)(bing)(bing)(bing)發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)，發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)面積(ji)1-1.2㎡，病(bing)(bing)(bing)(bing)(bing)(bing)葉數11-18片(pian)(pian)(pian)，嚴(yan)重(zhong)(zhong)度(du)10-60%。2月17日(ri)(ri),宛(wan)城(cheng)區(qu)在(zai)瓦(wa)店鎮(zhen)界中(zhong)(zhong)(zhong)(zhong)(zhong)村麥田(tian)(tian)(tian)(tian)(tian)發(fa)(fa)(fa)(fa)(fa)(fa)現(xian)一個(ge)條銹病(bing)(bing)(bing)(bing)(bing)(bing)發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)，中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)面積(ji)8㎡，病(bing)(bing)(bing)(bing)(bing)(bing)葉數408片(pian)(pian)(pian)，嚴(yan)重(zhong)(zhong)度(du)10-40%。系統監測表明，年前(qian)12月15日(ri)(ri)0.1平方米(mi)發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)17片(pian)(pian)(pian)病(bing)(bing)(bing)(bing)(bing)(bing)葉,31日(ri)(ri)23片(pian)(pian)(pian)病(bing)(bing)(bing)(bing)(bing)(bing)葉，元月15號34片(pian)(pian)(pian)病(bing)(bing)(bing)(bing)(bing)(bing)葉，元月28日(ri)(ri)190片(pian)(pian)(pian)病(bing)(bing)(bing)(bing)(bing)(bing)葉，2月12日(ri)(ri)206片(pian)(pian)(pian)病(bing)(bing)(bing)(bing)(bing)(bing)葉，2月19日(ri)(ri)219片(pian)(pian)(pian)，面積(ji)0.5平方米(mi)，擴展蔓延迅(xun)速(su)。2月19日(ri)(ri)，唐河縣(xian)在(zai)黑龍(long)鎮(zhen)調查麥田(tian)(tian)(tian)(tian)(tian)14塊(kuai)(kuai)，見(jian)病(bing)(bing)(bing)(bing)(bing)(bing)13塊(kuai)(kuai)，病(bing)(bing)(bing)(bing)(bing)(bing)田(tian)(tian)(tian)(tian)(tian)率92.8%，其(qi)中(zhong)(zhong)(zhong)(zhong)(zhong)見(jian)發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)田(tian)(tian)(tian)(tian)(tian)塊(kuai)(kuai)9塊(kuai)(kuai)，占63.4%，最(zui)大發(fa)(fa)(fa)(fa)(fa)(fa)病(bing)(bing)(bing)(bing)(bing)(bing)中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)(xin)超過3平方米(mi)，病(bing)(bing)(bing)(bing)(bing)(bing)葉700多片(pian)(pian)(pian)。同(tong)日(ri)(ri)，淅(xi)川縣(xian)在(zai)九重(zhong)(zhong)鎮(zhen)、老城(cheng)鎮(zhen)、滔河鄉(xiang)、盛灣(wan)鎮(zhen)、大石橋等(deng)鄉(xiang)鎮(zhen)普(pu)查，平均病(bing)(bing)(bing)(bing)(bing)(bing)田(tian)(tian)(tian)(tian)(tian)率15%，重(zhong)(zhong)發(fa)(fa)(fa)(fa)(fa)(fa)鄉(xiang)鎮(zhen)病(bing)(bing)(bing)(bing)(bing)(bing)田(tian)(tian)(tian)(tian)(tian)率已達(da)30%，發(fa)(fa)(fa)(fa)(fa)(fa)生(sheng)最(zui)嚴(yan)重(zhong)(zhong)的(de)(de)老城(cheng)鎮(zhen)官富山村村部前(qian)的(de)(de)一塊(kuai)(kuai)面積(ji)3畝的(de)(de)麥田(tian)(tian)(tian)(tian)(tian)，全田(tian)(tian)(tian)(tian)(tian)普(pu)發(fa)(fa)(fa)(fa)(fa)(fa)，病(bing)(bing)(bing)(bing)(bing)(bing)株率達(da)15%，已造(zao)成(cheng)部分(fen)葉片(pian)(pian)(pian)發(fa)(fa)(fa)(fa)(fa)(fa)黃干枯。
由于近期南陽市連續普遍降水，對小麥條銹病侵染流行十分有利，隨著氣溫回升，病情將會迅速蔓延，防控形勢非常嚴峻。目前該市各級領導高度重視，正在采取積極有效措施，進一步加入監測與防控力度，確保防控措施落實到位，堅決遏制病害暴發流行。
