富平县应对阴雨天气玉米播种技术
<section style=";padding: 0px 0px 0px 5px;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;white-space: normal;width: 21px;background-color: rgb(254, 247, 229);transform: rotate(0deg);visibility: visible;box-sizing: border-box !important;overflow-wrap: break-word !important"><img class="rich_pages wxw-img" data-ratio="1" src="https://www.dafuping.cn/plugin.php?id=wcn_editor:wx_img&url=https://mmbiz.qpic.cn/mmbiz_png/bL2iaicTYdZn5tMcyCDHPtO4ZfD7NaMmpDy7fWACpcN9vRh2bWfALdjd9VVMDJn19LWuwQXsqoJoN64XAbuCEllw/640?wx_fmt=png&tp=wxpic&wxfrom=5&wx_lazy=1&wx_co=1" data-w="35" data-width="100%" data-index="3" _width="100%" crossorigin="anonymous" alt="图片" data-fail="0" style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;vertical-align: bottom;height: auto !important;display: block;width: 16px;visibility: visible !important"/></section><p></p><section style=";padding: 20px 0px 0px;outline: 0px;max-width: 100%;box-sizing: border-box;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;white-space: normal;border-top: 1px solid rgb(122, 156, 111);visibility: visible;overflow-wrap: break-word !important"><section style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;visibility: visible"><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;outline: 0px;max-width: 100%;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em;visibility: visible;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;visibility: visible"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;color: rgb(51, 51, 51);font-family: 宋体;visibility: visible">今年</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);visibility: visible">夏收前期</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);font-family: 宋体;visibility: visible">，</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);visibility: visible">富平县遭受多</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);font-family: 宋体;visibility: visible">年不遇的连续阴雨，造成土壤水分过度饱和，局部农田积水</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);visibility: visible">，导致</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);font-family: 宋体;visibility: visible">小麦</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);visibility: visible">机械</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);font-family: 宋体;visibility: visible">收获</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);visibility: visible">困难，土壤板结严重</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);font-family: 宋体;visibility: visible">，</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);visibility: visible">对</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);font-family: 宋体;visibility: visible">玉米</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);visibility: visible">适期高质量</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);font-family: 宋体;visibility: visible">播种带来不利影响。</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);visibility: visible">为此，依据陕西省玉米产业体系和陕西省农业机械化技术体系技术措施，结合县域实际，特提出富平县应对阴雨天气玉米播种技术。</span></span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;outline: 0px;max-width: 100%;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em;visibility: visible;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;font-family: 黑体;color: rgb(0, 82, 255);visibility: visible">一、及时排水、适墒适期作业</span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;outline: 0px;max-width: 100%;clear: both;min-height: 1em;background: rgb(255, 255, 255);text-indent: 2em;line-height: 2em;visibility: visible;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;visibility: visible"><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);visibility: visible">及时关注气象预测预报，监测田间积水情况，科学研判土壤墒情，适墒适期开展作业。对大部分田间无积水但土壤过饱和的地块，应适时深松散墒，沥出耕层滞水，促进透气晾墒晒田降渍，待土壤墒情合适后再进地播种，切勿湿地下田。对一般积水的地块，要尽早开挖深沟沥水，疏通沟渠排水，为农机尽快进地创造条件。个别积水严重地块，要尽快抽排积水，视情况择期播种或改种。</span></span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;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;font-family: 黑体;color: rgb(0, 82, 255)">二、根据地块类型和种植规模，选择适宜播种方式、适时分墒播种，力争把玉米播在高产期</span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;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);font-family: 宋体">对于</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)">土</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);font-family: 宋体">壤过湿、在适播期仍然无法进行机械播种的地块，鼓励农民采取传统人工点播方式抢时播种，</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)"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">争取把玉米播在适宜高产期</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman">6</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">月</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman">1</span></span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman;color: rgb(51, 51, 51)">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)">日前。</span></span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;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;font-family: 宋体;color: rgb(51, 51, 51)">种植规模较大的种植</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);font-family: 宋体">大户</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)"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">，坚持播期服从墒情、播期服从播种质量、不要急于机械进地播种。等分墒后，在</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman">6</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">月</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman">2</span></span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman;color: rgb(51, 51, 51)">0</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)">日前选用玉米免耕播种机进行玉米播种，优先选用履带式农业机械，或加装一对驱动轮胎，增加接地面积，减少接地压力。作业时降低车速，适当浅播，抬高镇压装置，减轻镇压强度。硬茬播种机去掉镇压轮，加大犁铧豁土宽度。此外，应经常检查机器播种口，防止因湿土堵塞机器种子出口处，使种子无法播入土壤，形成缺行断垄现象。在6月25日前选用早熟玉米品种，选用玉米免耕播种机进行玉米播种。对6月25日后晚播玉米，建议选用粮饲兼用品种或者青贮品种<span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">，重视磷钾肥的使用，后期通过“一喷多防措施”促进玉米早熟。</span></span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman;color: rgb(51, 51, 51)"> </span></span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;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;font-family: 黑体;color: rgb(0, 82, 255)">三、适当浅播和增加播量，确保苗全、苗匀</span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;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;font-family: Times New Roman;color: rgb(51, 51, 51)"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">田间土壤湿度过大时，播种不易过深，一般</span>3-4<span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">厘米，过深种子容易因缺氧闷种死芽，即使长出幼苗也会因茎在土内伸长，胚乳养分消耗过多而瘦弱，出苗后生长缓慢，形成弱苗，没有产量。</span></span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;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-family: 黑体;font-size: 18px;color: rgb(0, 82, 255)">四、科学应用除草剂，确保除草效果</span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;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);font-family: 宋体">土壤水分大，气温低，冷热交替频繁，尽量选择安全性高的</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)">除草剂，</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman;color: rgb(51, 51, 51)"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">或于玉米</span>3-5<span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">叶期使用茎叶喷雾处理。播后苗前一般在播种后</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">7</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">天内选择适宜时机用药</span></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)">，</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman;color: rgb(51, 51, 51)"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">苗后在玉米</span>6<span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">片叶前处理完。根据杂草种类、土壤类型，杂草大小等因素进行合理用药，不</span></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)">要</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman;color: rgb(51, 51, 51)"><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">超过说明书中最大量的</span>15%-20%<span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">，</span></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)">避免</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);font-family: 宋体">药害</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)">发生</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);font-family: 宋体">。</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)">喷药时间掌握在上午</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: Times New Roman;color: rgb(51, 51, 51)">9<span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;font-family: 宋体">时前或下午</span><span style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important">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">时以后的无风天气进行。</span></span></span></p><p style="margin-top: 0px;margin-bottom: 0px;padding: 0px;outline: 0px;max-width: 100%;clear: both;min-height: 1em;text-indent: 2em;line-height: 2em;box-sizing: border-box !important;overflow-wrap: break-word !important"><br style=";padding: 0px;outline: 0px;max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important"/></p><hr style=";padding: 0px;outline: 0px;max-width: 100%;border-style: solid;border-right-width: 0px;border-bottom-width: 0px;border-left-width: 0px;border-color: rgba(0, 0, 0, 0.1);transform-origin: 0px 0px;transform: scale(1, 0.5);box-sizing: border-box !important;overflow-wrap: break-word !important"/><section 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