会员服务| 客服热线:0527-83091818

苗木主干遭到蛀虫危害时应当如何解决

   2014-12-20 1279
核心提示:苗木的主干是支撑树体、负责枝叶水分养分运输的重要组织,如果苗木主干遭到病害将直接影响整株苗木的生长。只有切实防治好蛀干害虫,才能确保树势健壮、丰产稳产和优质高效。下面为你介绍苗木主干遭到蛀虫危害时的解决办法。

miaomudezhuganshizhichengshuti、fuzezhiyeshuifenyangfenyunshudezhongyaozuzhi,ruguomiaomuzhuganzaodaobinghaijiangzhijieyingxiangzhengzhumiaomudeshengzhang。zhiyouqieshifangzhihaozhuganhaichong,cainengquebaoshushijianzhuang、fengchanwenchanheyouzhigaoxiao。xiamianweinijieshaomiaomuzhuganzaodaozhuchongweihaishidejiejuebanfa。

   

miaomuzhuganzhuyaozhuchongyou:xingtianniuhedahemudue

 

xingtianniuzhuyaoweihaipingguo、huahong、li、ganjie、yang、liu、yanghuaidengzhiwudezhuganhegenjingbu,yiyouchongzuanjinpicengzaizhurumuzhibuzhushizhugan,zhizhishugen。qingzeshishushishuairuo,chanliangxiajiang,shoumingsuoduan,yanzhongzhekeshizhizhuhenkuaisiwang,qizhongyouyiyouzhuangshushouhaizuizhong。

   

dahemudueshixinghenza,chuweihaili、pingguo、huahong、shanzhi、tao、xing、yingtao、banlidengwai,haiweihaiduozhongshumu。youlingchongzaizhuganpicengxiahuanraoshuganzhushichengbuguizedehuanbozhuang,suizhechonglingdezengdaerzhurumuzhibu,yanzhongyingxiangshuifenheyangfendeshusong,qingzhexueruoshushi,dafujianchan;zhongzhe(huanshiyiquan)daozhizhizhusiwang,youyishuailaoshushouhaizuizhong。

   

    jiexialairangwomenyiqilejiezheiliangzhongzhuyaozhuchongdefangzhifangfa:

   

    1、zaichengchongfashengqi,rengongbushachengchong。

   

    2、在成虫产卵期,经常检查树干,如发现有唾沫状胶液,立即用小刀挑出其中卵粒捏碎。同时细致地在主干四周喷一次80%敌敌畏乳油1000倍,或2.5%溴氰菊酯乳油2000~3000倍,也可喷辛硫磷或灭扫利,以扑杀成虫、卵粒和刚孵出而未蛀入皮层的幼虫。

   

    3、幼虫蛀入树干后,凡蛀孔外有新鲜粪便的,里面必有活的幼虫,利用细钢丝或竹签捅进蛀孔将虫刺死,刺不着者用棉花球蘸400倍敌敌畏液塞入蛀孔,或用1粒“克牛灵”塞入蛀孔,外用软泥涂严。

 
反对 0举报 0 收藏 0 打赏 0
 
更多>同类园林知识
推荐图文
推荐园林知识
点击排行