今年杨絮还要飘多久？来听专家怎么说
<p style="text-align: center;"><span style="color: rgb(62, 62, 62); font-family: 微软雅黑; font-size: 12px; letter-spacing: 0.54px;"></span><br/></p><section style="white-space: normal;"><section><section><section><section><section><section data-role="paragraph"><section style="max-width: 100%;box-sizing: border-box;font-size: 16px;overflow-wrap: break-word !important;"><section powered-by="xiumi.us" style="max-width: 100%; box-sizing: border-box; text-align: center; overflow-wrap: break-word !important;"><section style="margin-top: 10px;margin-bottom: 2px;max-width: 100%;box-sizing: border-box;display: flex;flex-flow: row nowrap;overflow-wrap: break-word !important;"><section style="max-width: 100%;box-sizing: border-box;display: inline-block;vertical-align: top;width: auto;flex: 0 0 auto;align-self: stretch;min-width: 10%;height: auto;background-color: rgb(17, 112, 243);overflow-wrap: break-word !important;"><section powered-by="xiumi.us" style="margin-top: 6px;max-width: 100%;box-sizing: border-box;overflow-wrap: break-word !important;"><section style="padding-right: 15px;padding-left: 15px;max-width: 100%;box-sizing: border-box;font-size: 14px;color: rgb(255, 255, 255);line-height: 1;letter-spacing: 2px;overflow-wrap: break-word !important;"><p style="max-width: 100%;box-sizing: border-box;min-height: 1em;overflow-wrap: break-word !important;"><strong style="max-width: 100%;box-sizing: border-box;overflow-wrap: break-word !important;">核心提示 </strong><span style="max-width: 100%;box-sizing: border-box;font-size: 12px;overflow-wrap: break-word !important;"></span></p></section></section></section><section style="max-width: 100%;box-sizing: border-box;display: inline-block;vertical-align: top;width: 30px;align-self: stretch;flex: 0 0 auto;height: auto;line-height: 0;letter-spacing: 0px;overflow-wrap: break-word !important;"><section powered-by="xiumi.us" style="max-width: 100%;box-sizing: border-box;text-align: left;justify-content: flex-start;overflow-wrap: break-word !important;"><section style="max-width: 100%;box-sizing: border-box;vertical-align: middle;display: inline-block;line-height: 0;width: 18px;height: auto;overflow-wrap: break-word !important;"><img data-ratio="1.4609929" data-type="gif" data-w="141" src="https://www.shfq.com/plugin.php?id=wcn_editor:wx_img&url=https://mmbiz.qpic.cn/mmbiz_gif/0TfxzJ5ap154V9wVFcqU2ibby7ZcplKWBGEGicqHJqcIr7zZgwSkRgvFVU3xcgp1ic9mdfjHibdpg7r0BkTHhZUN7g/640?wx_fmt=gif" class="__bg_gif" style="box-sizing: border-box;vertical-align: middle;width: 18px;overflow-wrap: break-word !important;visibility: visible !important;"/></section></section></section></section></section><section powered-by="xiumi.us" style="margin-bottom: 10px; max-width: 100%; box-sizing: border-box; text-align: left; overflow-wrap: break-word !important;"><section style="max-width: 100%;box-sizing: border-box;display: inline-block;width: 677px;vertical-align: top;background-position: 50% 50%;background-repeat: no-repeat;background-size: 100% 100%;background-attachment: scroll;border-style: solid;border-width: 2px 1px 1px;border-radius: 0px;border-color: rgb(17, 112, 243) rgba(183, 217, 255, 0.39) rgba(183, 217, 255, 0.39);background-image: url(https://www.shfq.com/plugin.php?id=wcn_editor:wx_img&url=https://mmbiz.qpic.cn/mmbiz_jpg/0TfxzJ5ap154V9wVFcqU2ibby7ZcplKWB0shWodbT9EhS1R5KicrKEatxBHgjyyZqnjVpyl1nCeUGST4D4ufWNHQ/640?wx_fmt=jpeg);overflow-wrap: break-word !important;"><section powered-by="xiumi.us" style="margin-top: 10px;margin-bottom: 10px;max-width: 100%;box-sizing: border-box;overflow-wrap: break-word !important;"><section style="padding-right: 15px;padding-left: 15px;max-width: 100%;box-sizing: border-box;font-size: 15px;color: rgb(62, 62, 62);letter-spacing: 1.8px;line-height: 1.8;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"> <span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;">刚刚入夏，随着气温快速回升，让人不胜厌烦的杨絮又双叒叕来了……的确，每当五月，市区大街小巷，乡镇村道巷尾，河叉沟渠都不乏它们的身影，这些杨絮飘飘洒洒，似春雨，像雪花，看似浪漫，实则让人心痒、脸痒，哪儿哪儿都痒。</span></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> “这两天杨絮太多了，市区杨絮要飘到啥时候?”5月11日以来，记者接到多名市民反映、咨询。为此，记者咨询了市自然资源和规划局林业站站长、研究员级高工袁成，听他来为大家答疑解惑。</span></p></section></section></section></section></section><p><br/></p><section data-tools="135编辑器" data-id="93532" data-color="#1e9be8" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-width="95%" style="margin-right: auto; margin-left: auto; padding-top: 10px; padding-bottom: 10px; max-width: 100%; box-sizing: border-box; border-width: 1px; border-style: solid; border-color: rgb(30, 155, 232); border-radius: 10px; width: 643.141px; overflow-wrap: break-word !important; text-align: left;"><section style="margin-left: -15px;max-width: 100%;display: flex;justify-content: flex-start;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section style="margin-top: 10px;margin-right: -10px;margin-left: 10px;max-width: 100%;width: 20px;height: 10px;background: rgb(30, 155, 232);color: rgb(255, 255, 255);overflow: hidden;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></section><section style="padding: 2px 20px;max-width: 100%;box-sizing: border-box;border-width: 1px;border-style: solid;border-color: rgb(30, 155, 232);box-shadow: rgb(30, 155, 232) 2px 2px 5px 0px;border-radius: 5px;color: rgb(63, 63, 63);font-size: 16px;letter-spacing: 1.5px;overflow-wrap: break-word !important;"><section data-brushtype="text" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">为何出现区域暴发?</strong></p></section></section></section><section style="padding-top: 0.8em;padding-right: 0.8em;padding-left: 0.8em;max-width: 100%;box-sizing: border-box;font-size: 14px;color: rgb(63, 63, 63);overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"> <span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;">据了解，2015年，全市保存杨树面积达260万亩，其中飘絮杨树雌株株数占比超过95%，自2015年9月起，宿迁启动了杨树更新改造工作，已经更新改造杨树雌株面积93万亩，目前全市杨树存量仍然超过100万亩以上，其中80%都是飘絮的雌株。</span></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> “杨树飘絮是杨树雌株果实成熟开裂落种产生的自然生理现象，一般5月上旬是我市杨絮集中暴发期。”袁成说，当前，主城区仍然存在成熟期雌株杨树，由于其结实率高，主体高大，集中暴发时，飞絮依然较为强烈。</span></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> 袁成说，从天气角度来看，今年4月以来，市区雨日较常年略少，气温较常年正常略高，气象条件有利于飞絮产生和提前暴发。尤其是阴雨之后气温上升较快，杨絮产生较为集中，加之大风更有利于杨絮传播，故造成10日、11日城区飞絮现象加重。</span></p><p style="max-width: 100%;min-height: 1em;text-align: center;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 15px;box-sizing: border-box !important;overflow-wrap: break-word !important;"></span></p></section></section></section><section data-role="paragraph" data-color="#1e9be8" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p><section data-tools="135编辑器" data-id="93532" data-color="#1e9be8" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-width="95%" style="margin-right: auto; margin-left: auto; padding-top: 10px; padding-bottom: 10px; max-width: 100%; box-sizing: border-box; border-width: 1px; border-style: solid; border-color: rgb(30, 155, 232); border-radius: 10px; width: 643.141px; overflow-wrap: break-word !important; text-align: left;"><section style="margin-left: -15px;max-width: 100%;display: flex;justify-content: flex-start;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section style="margin-top: 10px;margin-right: -10px;margin-left: 10px;max-width: 100%;width: 20px;height: 10px;background: rgb(30, 155, 232);color: rgb(255, 255, 255);overflow: hidden;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></section><section style="padding: 2px 20px;max-width: 100%;box-sizing: border-box;border-width: 1px;border-style: solid;border-color: rgb(30, 155, 232);box-shadow: rgb(30, 155, 232) 2px 2px 5px 0px;border-radius: 5px;color: rgb(63, 63, 63);font-size: 16px;letter-spacing: 1.5px;overflow-wrap: break-word !important;"><section data-brushtype="text" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">今年飞絮比往年更严重吗?</strong></p></section></section></section><section style="padding-top: 0.8em;padding-right: 0.8em;padding-left: 0.8em;max-width: 100%;box-sizing: border-box;font-size: 14px;color: rgb(63, 63, 63);overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 15px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> </span><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;">“总体来说，今年杨树飞絮情况已较往年有所改善，四年多来，全市共计采伐更新改造飘絮杨树雌株面积达93万亩，杨树飘絮时长由过去的一个多月减少到现在的半个月左右。”袁成说，目前来说，杨树飞絮情况农村较为严重，城郊、市区局部地区时段性较多。</span></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> “一株成熟的杨树雌株可以产生几千万粒种子，而这些种子至少要在十天左右才能全部成熟，在风的作用下四散漂浮。为了治理杨树雌株飘絮问题，我们采取更新采伐、重修枝、洒水与清扫相结合等方式，尽量改善杨树飞絮的现象。”袁成说，杨树更新改造不可能一蹴而就，杨絮也不可能完全消除。</span></p><p style="max-width: 100%;min-height: 1em;text-align: center;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 15px;box-sizing: border-box !important;overflow-wrap: break-word !important;"></span></p></section></section></section><section data-role="paragraph" data-color="#1e9be8" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p></section><section data-tools="135编辑器" data-id="93532" data-color="#1e9be8" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-width="95%" style="margin-right: auto; margin-left: auto; padding-top: 10px; padding-bottom: 10px; max-width: 100%; box-sizing: border-box; border-width: 1px; border-style: solid; border-color: rgb(30, 155, 232); border-radius: 10px; width: 643.141px; overflow-wrap: break-word !important; text-align: left;"><section style="margin-left: -15px;max-width: 100%;display: flex;justify-content: flex-start;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section style="margin-top: 10px;margin-right: -10px;margin-left: 10px;max-width: 100%;width: 20px;height: 10px;background: rgb(30, 155, 232);color: rgb(255, 255, 255);overflow: hidden;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></section><section style="padding: 2px 20px;max-width: 100%;box-sizing: border-box;border-width: 1px;border-style: solid;border-color: rgb(30, 155, 232);box-shadow: rgb(30, 155, 232) 2px 2px 5px 0px;border-radius: 5px;color: rgb(63, 63, 63);font-size: 16px;letter-spacing: 1.5px;overflow-wrap: break-word !important;"><section data-brushtype="text" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">为啥不能一次性全部采伐?</strong></p></section></section></section><section style="padding-top: 0.8em;padding-right: 0.8em;padding-left: 0.8em;max-width: 100%;box-sizing: border-box;font-size: 14px;color: rgb(63, 63, 63);overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"> <span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;">目前全市杨树存量仍然超过100万亩以上，其中80%都是飘絮的雌株，那为啥不能全部采伐呢?</span></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> “首先，杨树雌株飘絮时长半个月左右，但其发挥生态作用至少十个月，主要是碳汇(吸收二氧化碳)、释放氧气，还有遮荫、防风固沙、鸟类栖息等，杨树已经成为宿迁生态链条中的重要一环。我们不能因噎废食，不能因小失大；其次，林木采伐有限额规定，有量化数据上限。就拿主城区仍存在的杨树雌株来说，虽然还有几千棵分布在迎宾大道两侧、古黄河两侧等地，但它们不是属于个人拥有，就是生态公益林内的树种；最后，我市杨树更新改造是有成效的。与前几年相比，杨絮总量减少，强度降低，时间上也在慢慢缩短。”袁成说，杨树更新采伐需有主有次，有序有据。</span></p><p style="max-width: 100%;min-height: 1em;text-align: center;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 15px;box-sizing: border-box !important;overflow-wrap: break-word !important;"></span></p></section></section></section><section data-role="paragraph" data-color="#1e9be8" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p></section><section data-tools="135编辑器" data-id="93532" data-color="#1e9be8" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section data-width="95%" style="margin-right: auto; margin-left: auto; padding-top: 10px; padding-bottom: 10px; max-width: 100%; box-sizing: border-box; border-width: 1px; border-style: solid; border-color: rgb(30, 155, 232); border-radius: 10px; width: 643.141px; overflow-wrap: break-word !important; text-align: left;"><section style="margin-left: -15px;max-width: 100%;display: flex;justify-content: flex-start;box-sizing: border-box !important;overflow-wrap: break-word !important;"><section style="margin-top: 10px;margin-right: -10px;margin-left: 10px;max-width: 100%;width: 20px;height: 10px;background: rgb(30, 155, 232);color: rgb(255, 255, 255);overflow: hidden;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></section><section style="padding: 2px 20px;max-width: 100%;box-sizing: border-box;border-width: 1px;border-style: solid;border-color: rgb(30, 155, 232);box-shadow: rgb(30, 155, 232) 2px 2px 5px 0px;border-radius: 5px;color: rgb(63, 63, 63);font-size: 16px;letter-spacing: 1.5px;overflow-wrap: break-word !important;"><section data-brushtype="text" style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><strong style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;">今年的杨絮到底要飘到啥时候?</strong></p></section></section></section><section style="padding-top: 0.8em;padding-right: 0.8em;padding-left: 0.8em;max-width: 100%;box-sizing: border-box;font-size: 14px;color: rgb(63, 63, 63);overflow-wrap: break-word !important;"><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 15px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> </span><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;">消除杨絮要从根本上解决问题，满足生态、资源、市场对于杨树的需求，又要减少飘絮现象，为此，市林业部门在全国率先开展杨树雄株育苗基地(无絮杨)认定工作。2020年，全市已认定30亩以上的市级杨树雄主育苗基地13家，预计可供应杨树雄主苗木200万株，满足全市杨树雄主栽植需求。</span></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><br style="max-width: 100%;box-sizing: border-box !important;overflow-wrap: break-word !important;"/></p><p style="max-width: 100%;min-height: 1em;box-sizing: border-box !important;overflow-wrap: break-word !important;"><span style="max-width: 100%;font-size: 16px;box-sizing: border-box !important;overflow-wrap: break-word !important;"> 袁成说，从今年飘絮时长预测，十天以内就开始减弱，所以说，5月中下旬，杨絮对市民的生产生活影响就基本没有了。袁成提醒市民，杨絮无毒，不传播病菌、病毒，这段时间大家注意关好门窗，出门戴好口罩，防止飞絮进入口鼻。</span></p></section></section></section></section><p style="text-align: right;"><span style="font-size: 14px;">来源：</span><span style="font-size: 14px;">速新闻</span></p></section></section></section></section></section></section></section><p><br/></p><link rel="stylesheet" href="https://www.shfq.com/source/plugin/wcn_editor/public/wcn_editor_fit.css?v133_mC4" id="wcn_editor_css"/> 其实毛絮出现的时候，每天洒水车多喷喷也就好多了。
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