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 记者 张祥毅 摄

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 <p>3月15日，北京地坛公园，工作人员使用园林绿化车向柏树喷洒水雾，以降低空气中的粉尘浓度。记者从北京市园林绿化局获悉，经市园林、气象专家结合本市植物生长规律及未来气象条件综合研判，今年春季柏科花粉始期为3月8日左右，3月中旬前后将逐步进入散粉高峰期。近日，北京市园林绿化局全面启动2026年全市致敏花粉综合防治工作，通过修剪柏株、喷洒花粉固定剂、湿化枝条等措施，最大限度降低空气中致敏花粉浓度，守护市民健康。</p>

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 <p class="editor">【编辑：韦俊龙】</p>























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