技术指导 | 警惕小麦赤霉病流行发生
<section style=";padding: 2px;outline: 0px;max-width: 100%;color: rgba(0, 0, 0, 0.9);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;font-size: 17px;letter-spacing: 0.544px;text-align: justify;text-wrap: wrap;background-color: rgb(254, 254, 254);width: 40px;transform: rotate(0deg);box-sizing: border-box !important;overflow-wrap: break-word !important"></section><p></p><section style=";padding: 8px 0px 0px 8px;outline: 0px;max-width: 100%;color: rgba(0, 0, 0, 0.9);font-family: system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;font-size: 17px;letter-spacing: 0.544px;text-align: justify;text-wrap: wrap;background-color: rgb(255, 255, 255);border-top: 1px solid rgb(255, 201, 86);border-left: 1px solid rgb(255, 201, 86);border-top-left-radius: 13px;box-sizing: border-box !important;overflow-wrap: break-word !important"><section style=";padding: 15px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;background-color: rgb(250, 249, 247);border-radius: 13px;transform: rotate(0deg)"><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 14px;letter-spacing: 2px;line-height: 1.75"><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"><p style="margin-top: 0px;margin-right: 0;margin-bottom: 0px;padding: 0;outline: 0px;max-width: 100%;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;color: rgb(51, 51, 51);letter-spacing: 1px;font-family: 宋体">小麦赤霉病是小麦生产上的主要病害之一，该病具有“可防、可控、不可治”的特点，一旦侵染为害会造成小麦产量下降、品质降低和籽粒中真菌毒素超标，严重影响小麦生产安全。根据田间菌源基数，结合天气预报综合分析，预计今年小麦赤霉病有流行发生风险，建议小麦种植区农户要警惕赤霉病的流行发生，切实做好防控工作，保障今年夏粮生产安全。</span></span></p><p style="margin-top: 0px;margin-right: 0;margin-bottom: 0px;padding: 0;outline: 0px;max-width: 100%;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;color: rgb(0, 128, 255);font-size: 18px;letter-spacing: 1px;font-family: 宋体">一、防控策略：</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;color: rgb(51, 51, 51);letter-spacing: 1px;font-family: 宋体">坚持“主动出击、见花打药”的防治策略，紧抓防控“窗口期”（即小麦齐穗至扬花期）开展预防。</span></span></p><p style=";padding: 0;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;color: rgb(0, 128, 255);font-size: 18px;font-family: 宋体;letter-spacing: 0.5px">二、农业防治：</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">合理运筹肥水，及时清沟沥水，降低田间湿度，减轻病害发生程度。</span></p><p style=";padding: 0;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;color: rgb(0, 128, 255);font-size: 18px;letter-spacing: 1px;font-family: 宋体">三、化学防治：</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"></span></p><p style=";padding: 0;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em"><strong style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">1.</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">适期用药。</span></span></span></strong><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">紧抓小麦齐穗至扬花期开展一次预防（见花打药），若小麦扬花期遇阴雨天气，施药后</span> <span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">5-7 天进行二次用药。药后 6小时内遇雨应及时补治。</span></span></span></p><p style="margin-top: 0px;margin-right: 0;margin-bottom: 0px;padding: 0;outline: 0px;max-width: 100%;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em;box-sizing: border-box !important;overflow-wrap: break-word !important"><strong style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">2.药剂选择。</span></span></strong><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">要综合考虑药剂对赤霉病防治效果和对锈病、白粉病的兼治作用，优先选择防效好的药剂。同时要考虑天气因素，药剂须具有渗透性强、耐雨水冲刷、持效性好等特点，如丙硫菌唑、氟唑菌酰羟胺、氰烯菌酯、戊唑醇、叶菌唑、氰烯·戊唑醇、氰烯·己唑醇、戊唑醇·咪鲜胺等单剂或复配制剂。两次用药要求推行不同作用机制的药剂轮换使用，提倡使用复配制剂或具有兼治作用的单剂，避免或延缓产生抗药性。</span></span></p><p style=";padding: 0;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em"><strong style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">3.</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">器械选择。</span></span></strong><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">优先选用自走式宽幅施药机械、智能植保无人机、电动喷雾器等施药机械。避免使用担架式喷雾器等进行防治。</span></span></p><p style=";padding: 0;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em"><strong style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">4.</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">施药方法。</span></span></strong><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">要按照防治药剂说明书推荐用药上限，用足药量、配足水量，均匀喷雾。植保无人机施药须添加飞防助剂</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">，</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;color: rgb(51, 51, 51);letter-spacing: 1px;font-family: 宋体">提高喷雾质量，保证防治效果。注重应用农药减量增效技术。积极开展以小麦赤霉病为主的多病虫害总体防治，实施“一喷三防”。</span></span></p><p style=";padding: 0;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em"><strong style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">5</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">.收储管理。</span></span></strong><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-size: 18px"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体;color: rgb(51, 51, 51);letter-spacing: 1px">鉴于感染赤霉病菌的小麦籽粒在潮湿条件下可继续侵染，导致真菌毒素进一步增加，要加强收储管理工作，及时收获，晾晒烘干，汰除赤霉病粒，在安全水分以下收储。</span></span></p><section style="margin: 0px 56px 0px 0px;padding: 0px;outline: 0px;max-width: 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