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<a><strong style="font-size:14px"><font color="#555555">学习中心 >> 常见问题</font></strong></a></td> </tr> </tbody> </table> <table width="100%" border="0" align="center" cellpadding="0" cellspacing="0" bgcolor="#E0E0E0"> <tbody> <tr> <td height="1" width="100%"></td> </tr> </tbody> </table></td> </tr> </tbody> </table> <table width="100%" height="207" border="0" align="center" cellpadding="0" cellspacing="0"> <tbody> <tr> <td width="100%" height="1" bgcolor="#FFFFFF"><table width="90%" height="40" align="center" cellpadding="0" cellspacing="0"> <tr> <td align="center" style="font-size:16px;line-height:30px;"><strong>石家庄杀虫公司：春季园林害虫</strong></td> </tr> </table> <table width="90%" height="1" border="0" align="center" cellpadding="0" cellspacing="0" bgcolor="#Efefef"> <tbody> <tr> <td height="1" width="100%"></td> </tr> </tbody> </table> <table border="0" cellspacing="0" cellpadding="0" width="100%"> <tbody> <tr> <td height="20" width="100%"></td> </tr> </tbody> </table> <table width="100%" border="0"> <tr> <td height="250" valign="top"><table width="96%" border="0" align="center"> <tr> <td><p> </p> <p style="text-align: center;"><span style="font-family: 宋体;"><span style="font-size: 12pt;">石家庄杀虫公司：</span><span style="font-size: 12pt;">春季园林害虫</span></span></p> <h1 style="text-indent:24.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"> </h1> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">随着气温回暖，万物复苏，园林也迎来了一年中最美的时节。但与此同时，各类害虫也开始活跃起来，它们贪婪地侵蚀着园林植物，给园林景观和植物健康带来严重威胁。了解这些春季园林害虫的种类、习性及防治方法，成为园林养护工作的重中之重。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">一、蚜虫：园林植物的</font> <font face="宋体">“吸血鬼”</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">蚜虫是春季园林中最为常见的害虫之一，体型微小，却有着惊人的繁殖能力。它们常聚集在植物的嫩梢、叶片、花蕾等部位，以刺吸式口器吸食植物汁液，导致叶片卷曲、皱缩，生长受阻，严重时甚至会造成植物枯萎死亡。蚜虫还会分泌蜜露，引发煤污病，影响植物的光合作用，使园林植物的观赏性大打折扣。常见的蚜虫种类有桃蚜、棉蚜、月季长管蚜等，它们对桃树、月季、海棠等多种园林植物都有危害。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">二、蚧壳虫：隐藏在枝叶间的</font> <font face="宋体">“铠甲战士”</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">蚧壳虫堪称园林害虫中的</font> <font face="宋体">“伪装大师”，其体表覆盖着一层坚硬的蜡质外壳，形似铠甲，保护着内部柔软的身体。春季，蚧壳虫开始从冬眠中苏醒，逐渐活跃起来，它们同样以刺吸植物汁液为生，常寄生于植物的枝干、叶片上，造成植物生长衰弱、叶片发黄、提早落叶等现象。蚧壳虫繁殖迅速，且由于其外壳的保护，普通药剂难以渗透，给防治工作带来较大难度。像紫薇绒蚧、吹绵蚧、草履蚧等，都是春季园林中常见的蚧壳虫种类，对紫薇、桂花、樱花等园林植物危害较大。</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">三、叶螨：悄无声息的</font> <font face="宋体">“叶部杀手”</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">叶螨，也就是我们常说的红蜘蛛，个体极小，肉眼往往难以察觉。但它们在春季对园林植物的危害却不容小觑。叶螨多在叶片背面活动，以刺吸式口器刺破叶片表皮，吸食叶肉细胞的汁液，导致叶片出现黄白色小斑点，严重时整片叶子枯黄脱落。叶螨繁殖能力超强，在高温干旱的春季，其种群数量会迅速增长，对多种园林植物，如杜鹃、山茶、茉莉等，都能造成严重危害。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">四、天牛：树干里的</font> <font face="宋体">“破坏者”</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">天牛幼虫是园林植物树干的</font> <font face="宋体">“头号杀手”。春季，天牛成虫开始羽化，它们在树干上产卵，孵化后的幼虫便钻入树干内部，蛀食木质部，形成弯曲的虫道。这不仅会破坏树木的输导组织，影响水分和养分的运输，导致树木生长衰弱，还会使树干变得脆弱，易被风吹折断。常见的天牛种类有星天牛、桑天牛、光肩星天牛等，对柳树、杨树、樱花等园林树木危害极大。</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">五、食叶害虫：园林植物的</font> <font face="宋体">“饕餮食客”</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">春季还有许多食叶害虫活跃在园林中，如刺蛾、尺蠖、美国白蛾等。它们以园林植物的叶片为食，食量巨大，常常将叶片啃食得残缺不全，甚至将整株植物的叶片吃光，严重影响植物的光合作用和景观效果。刺蛾幼虫身上布满毒刺，人接触后会引起皮肤瘙痒、疼痛等不适症状；尺蠖幼虫行走时一屈一伸，如同用尺子量地，故又称</font> <font face="宋体">“步曲虫”，它们常将叶片咬成孔洞或缺刻；美国白蛾则是一种外来入侵害虫，繁殖力强，传播速度快，对园林植物的危害极具毁灭性。</font></span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">六、春季园林害虫防治策略</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">物理防治</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">人工捕杀：针对体型较大、容易发现的害虫，如天牛成虫、刺蛾幼虫等，可以组织人工进行捕杀。在清晨或傍晚，天牛成虫活动相对迟缓，此时进行捕杀效果较好；对于刺蛾幼虫，可以在其聚集期，用剪刀将有虫的枝叶剪下并集中销毁。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><font face="宋体">诱捕：利用害虫的趋光性、趋化性等特性，采用灯光诱捕、糖醋液诱捕等方法。在园林中设置黑光灯或频振式杀虫灯，可吸引具有趋光性的害虫，如美国白蛾成虫、天牛成虫等；糖醋液则对多种害虫具有吸引力，将糖醋液（糖：醋：酒：水</font> = 3:4:1:2）装入开口容器中，悬挂在园林植物上，能诱捕到蛾类、蝇类等害虫。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">化学防治</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">喷雾防治：在害虫发生初期，选择合适的化学药剂进行喷雾防治。针对蚜虫、叶螨等刺吸式害虫，可以选用吡虫啉、阿维菌素等药剂；对于食叶害虫，可使用高效氯氟氰菊酯、甲氨基阿维菌素苯甲酸盐等药剂。喷雾时要确保药剂均匀覆盖植物的各个部位，尤其是叶片背面和害虫聚集的地方。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">灌根防治：对于一些在土壤中越冬或根部危害的害虫，如蛴螬等，可以采用灌根的方法进行防治。将药剂稀释后，浇灌在植物根部周围，使药剂渗透到土壤中，毒杀害虫。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">生物防治</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">利用天敌：保护和利用害虫的天敌是一种绿色、环保的防治方法。例如，七星瓢虫、草蛉等是蚜虫的天敌，可通过人工释放或创造适宜的环境吸引它们来控制蚜虫数量；赤眼蜂能寄生在多种害虫的卵内，对防治美国白蛾等害虫有较好效果。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">使用生物制剂：一些生物制剂如苏云金芽孢杆菌、苦参碱等，对多种园林害虫具有毒杀作用。这些生物制剂对环境友好，对人畜安全，不会在植物上残留有害物质，可广泛应用于园林害虫防治。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">加强园林养护管理</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">合理修剪：春季对园林植物进行合理修剪，不仅能调整植物的形态，还能改善通风透光条件，减少害虫的栖息场所。及时剪掉受虫害严重的枝叶，并集中销毁，可有效防止害虫扩散。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">清洁园林：定期清理园林中的落叶、杂草、枯枝等杂物，减少害虫的越冬场所和食物来源。同时，保持园林环境的整洁，有助于减少害虫滋生。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">科学施肥：根据园林植物的生长需求，科学合理地施肥，增强植物的抗虫能力。避免偏施氮肥，防止植物徒长，提高植物的健康水平。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"> </span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;">春季园林害虫种类繁多，危害严重。园林养护人员要密切关注害虫动态，综合运用物理、化学、生物等多种防治手段，并加强园林养护管理，才能有效控制害虫危害，保护园林植物的健康生长，营造美丽、宜人的园林景观。</span><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"><o:p></o:p></span></p> <p class="15" style="text-indent:21.0000pt;mso-char-indent-count:2.0000;text-autospace:ideograph-numeric; mso-pagination:none;"><span style="mso-spacerun:'yes';font-family:宋体;font-size:10.5000pt; mso-font-kerning:1.0000pt;"> </span><span style="text-indent: 21pt; font-family: 宋体; font-size: 10.5pt;">内容来源于网络，如有侵权请联系删除</span><span style="text-indent: 21pt; font-family: 宋体; font-size: 10.5pt;">。</span></p> <p 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