福祿考白斑病 白斑病又稱斑枯病,是福祿考發生較普遍、危(wei)害(hai)較(jiao)大(da)的(de)一(yi)種(zhong)葉(ye)斑(ban)病(bing)。病(bing)害(hai)由(you)植(zhi)株(zhu)下(xia)部(bu)葉(ye)片(pian)開(kai)始(shi)發(fa)生(sheng),逐(zhu)漸(jian)向(xiang)上(shang)蔓(man)延(yan),受(shou)侵(qin)染(ran)的(de)葉(ye)片(pian)將(jiang)提(ti)前(qian)幹(gan)枯(ku)死(si)亡(wang)。這(zhe)種(zhong)病(bing)主(zhu)要(yao)由(you)殼(ke)針(zhen)孢(bao)屬(shu)的(de)真(zhen)菌(jun)所(suo)致(zhi),病(bing)菌(jun)在(zai)落(luo)葉(ye)上(shang)越(yue)冬(dong)。故(gu)此(ci),要(yao)在(zai)當(dang)年(nian)秋(qiu)季(ji)摘(zhai)除(chu)病(bing)葉(ye)並(bing)銷(xiao)毀(hui),以(yi)減(jian)少(shao)侵(qin)染(ran)源(yuan)。發(fa)病(bing)期(qi)間(jian),可(ke)噴(pen)灑(sa)75%百菌清可濕性粉劑800-1000倍液,以此來消毒滅菌。
朱頂紅紅斑病 紅hong斑ban病bing是shi危wei害hai朱zhu頂ding紅hong以yi及ji百bai枝zhi蓮lian等deng花hua卉hui較jiao嚴yan重zhong的de病bing害hai。這zhe種zhong病bing主zhu要yao危wei害hai葉ye片pian和he花hua梗geng。受shou害hai葉ye片pian產chan生sheng潰kui瘍yang或huo小xiao粒li點dian,病bing葉ye畸ji形xing。花hua梗geng受shou侵qin染ran時shi,不bu能neng正zheng常chang向xiang上shang生sheng長chang,而er向xiang病bing部bu彎wan曲qu,嚴yan重zhong時shi,花hua梗geng幹gan枯ku,不bu能neng開kai花hua。防fang治zhi此ci病bing首shou先xian要yao選xuan取qu無wu病bing鱗lin莖jing作zuo繁fan殖zhi材cai料liao,植zhi株zhu間jian要yao保bao持chi良liang好hao通tong風feng。發fa病bing時shi可ke施shi以yi75%百菌清可濕性粉劑700倍液。
水仙大褐斑病 shuixiandahebanbingweishijiexingbinghai,zhizhuyidanranbing,yepianrutongbeihuoshaoguoyiban,guyoubeichengweihuotuanbing。ganrancibinghou,bingyekusi,bingzhuqingerqietijixiao。ciwai,gaibinghaiweihaizhudinghong、君子蘭、文殊蘭等花卉植物。故在繁育過程中,要及時清除病葉,以減少其病源--水仙大褐斑菌的侵染機會,並可以50%苯來特500倍液浸漬鱗莖15-30分鍾,此法防治效果可達75.8%。
鳶尾鏽病 鏽xiu病bing是shi鳶yuan尾wei的de重zhong要yao病bing害hai之zhi一yi,分fen布bu很hen廣guang。受shou真zhen菌jun鳶yuan尾wei柄bing鏽xiu菌jun侵qin染ran的de植zhi株zhu,葉ye片pian出chu現xian褪tui綠lv小xiao斑ban,不bu久jiu即ji發fa展zhan為wei淡dan黃huang或huo鏽xiu黃huang色se的de小xiao斑ban。葉ye片pian提ti早zao枯ku黃huang,植zhi株zhu提ti早zao衰shuai退tui死si亡wang。所suo以yi在zai栽zai植zhi過guo程cheng中zhong,要yao及ji時shi摘zhai除chu病bing葉ye,發fa病bing區qu實shi行xing輪lun作zuo,施shi磷lin鉀jia肥fei以yi增zeng加jia抗kang病bing力li。可ke施shi用yong的de藥yao劑ji有you,25%粉鏽寧可濕性粉劑1500-2000倍液,20%萎鏽靈乳油400-600倍液及80%代森鋅可濕性粉劑500-700倍液。
鬱金香碎色病 yujinxiangsuisebingshiyizhongzhumingdeshijiexingbinghai,gaibingfenbuguangfan,shizaochengyujinxiangzhongqiuzhuniantuihuadezhongyaoyuanyinzhiyi,ganbingzhizhudeyepianshangxingchenghuaye,huodanlvsebanwen。zhongbingzhizhushengchangbuliang,yeyuanchengbowenzhuanghuoniuqu。yujinxiangsuisebingshiyouyujinxiangsuisebingdusuozhi,zhezhongbingdutongguozhiye、桃tao蚜ya或huo其qi他ta蚜ya蟲chong傳chuan播bo。在zai防fang治zhi中zhong,要yao噴pen灑sa殺sha蟲chong劑ji防fang治zhi傳chuan毒du蚜ya蟲chong,發fa現xian病bing株zhu要yao及ji時shi銷xiao毀hui,另ling外wai鬱yu金jin香xiang不bu要yao與yu百bai合he屬shu植zhi物wu毗pi鄰lin種zhong植zhi,以yi免mian相xiang互hu傳chuan染ran。
仙客來灰黴病 仙客來灰黴病是溫室中的常見病害,在我國各地普遍發生。該病主要發生在葉片、葉ye柄bing上shang,也ye侵qin染ran花hua梗geng和he花hua瓣ban。葉ye片pian染ran病bing後hou,先xian出chu現xian病bing斑ban,最zui後hou全quan葉ye腐fu爛lan。葉ye柄bing或huo花hua梗geng感gan病bing後hou,發fa生sheng褐he色se軟ruan腐fu,直zhi至zhi幹gan枯ku。花hua瓣ban受shou害hai將jiang導dao致zhi最zui終zhong腐fu爛lan。由you此ci可ke知zhi,仙xian客ke來lai灰hui黴mei病bing的de危wei害hai性xing是shi很hen大da的de。所suo以yi,在zai養yang護hu過guo程cheng中zhong,一yi定ding要yao嚴yan格ge。盡jin量liang避bi免mian造zao成cheng傷shang口kou,並bing及ji時shi清qing除chu病bing花hua病bing葉ye,減jian少shao侵qin染ran來lai源yuan。可ke用yong藥yao劑ji有you,70%甲基托布津可濕性粉劑800-1000倍液及50%多菌靈500-800倍液。
山茶藻斑病 山shan茶cha藻zao斑ban病bing在zai我wo國guo長chang江jiang流liu域yu以yi南nan的de地di區qu均jun有you發fa生sheng。該gai病bing主zhu要yao危wei害hai葉ye片pian和he幼you莖jing,影ying響xiang葉ye片pian光guang合he作zuo用yong,使shi植zhi株zhu長chang勢shi衰shuai弱ruo,降jiang低di觀guan賞shang效xiao果guo。植zhi株zhu染ran病bing後hou,葉ye麵mian出chu現xian灰hui白bai或huo黃huang褐he色se小xiao圓yuan點dian,後hou期qi病bing斑ban呈cheng暗an褐he色se,表biao麵mian較jiao平ping滑hua。經jing研yan究jiu發fa現xian,引yin起qi此ci病bing的de是shi一yi種zhong寄ji生sheng性xing綠lv藻zao,名ming頭tou孢bao藻zao侵qin染ran所suo致zhi。所suo以yi在zai栽zai培pei中zhong要yao注zhu意yi合he理li施shi肥fei,適shi時shi修xiu剪jian,並bing適shi時shi噴pen施shi0.6~o.7%石灰半量式波爾多液。
水仙黃條病 水shui仙xian是shi世shi界jie名ming貴gui花hua卉hui之zhi一yi,在zai世shi界jie各ge地di廣guang為wei栽zai培pei。但dan水shui仙xian病bing毒du種zhong類lei很hen多duo,其qi中zhong由you水shui仙xian黃huang條tiao紋wen病bing毒du引yin起qi的de水shui仙xian黃huang條tiao病bing危wei害hai較jiao普pu遍bian。此ci病bing因yin栽zai培pei品pin種zhong不bu同tong,引yin起qi花hua葉ye、脫色部位表麵粗糙,有時沿葉脈產生黃色條斑,在有些黃水仙品種上會產生褪綠斑、花碎色及植株矮化等病狀。由於此種病毒可由蚜蟲傳播,故在防治過程中,可使用50%劈蚜霧4000倍液防治蚜蟲,減少傳毒蟲介。要及時消除病株,選健康的植株作為留種母本,還可通過種子繁殖獲得無毒種苗。
芍藥輪紋病 芍藥是我國傳統名花,在我國華北、華hua中zhong等deng地di均jun有you栽zai植zhi。可ke一yi旦dan被bei煙yan草cao脆cui裂lie病bing毒du侵qin染ran,葉ye片pian上shang將jiang產chan生sheng黃huang綠lv色se不bu明ming顯xian的de輪lun紋wen環huan或huo花hua葉ye,葉ye片pian變bian小xiao,輕qing微wei畸ji形xing,植zhi株zhu也ye會hui矮ai化hua。此ci病bing毒du可ke經jing汁zhi液ye、花粉傳染,土壤線蟲也可傳播。所以,要及時使用益舒寶或克線靈來防治土壤線蟲,發現病株要立即拔除銷毀。
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