1、bandian;zhuyaofashengzaiyepianshang,changjiandeyouheban、huangban、kuban、wangbandeng。yaozhuyiyaohaiyushenglixing、zhenjunxingbingbandequbie。
2、tunlv:tunlvshiyepianneiyelvtibengkui、yelvsufenjie。tunlvzhengzhuangkeyifashengzaiyeyuan、yejian、yemaijiqijinyuan,yekequanyetunlv。
3、huanghua:kefashengzaizhizhujingyebuwei,yiyepianhuanghuafashengjiaoduo,shiyouyunongyaozuaileguanghezuoyongerzhi。
4、jixing:kefashengyuzuowujingyehegenbu,changjiandeyoujuanye、congsheng、zhonggendeng。yaozhuyiqubieyubingdubinghaiyinqidejixing。
5、kuwei:wangwangshizhengzhubiaoxianzhengzhuang,daduoyouchucaojiyinqi。zhuyiqubiezhizhubinghaiyinqidezhizhukuweixianxiang。
6、shengzhangtingzhi:yaohaiyizhilezuowudezhengchangshengzhang,shizhizhushengzhanghuanman,chucaojiyaohaifashengcixianxiang。
7、tuoluo:zheizhongyaohaidaduoshubiaoxianzaiguoshujishuangziyezhiwushang,youluoye、luohua、luoguodengzhengzhuang。
yaohaidehuanjiehebujiucuoshiyounaxie?
1、penshuixiyao:cuoyongnongyaohuofashengyaohaihou,ruofaxianzao,yaoyeweiwanquanshentouhuoxishoudaozhizhutineishi,kexunsupenlinqingshui,xijingshouhaizhizhubiaomianyaoye。
2、jiaoshuipaidu:duiyixieyaojiguangenheshiyongchucaojiyinqideyaohai,keshidangjiaoshuihuojiaoguanshuixiyaojiangdu,jianshaogenbujileideyouhaiwuzhi。tongshijiaoshuihou,kezengjiazhizhutineixibaoshuifen,cujinxinchendaixie,jianshaoyouhaiwuzhidexiangduihanliang,jiangdiyaohaichengdu。
3、喷缓解剂:
(1)pensa"runzebaohuoxiaolin1hao",kehuanjiehuojiangdiyaohai;
(2) pen"runzebaohuoxiaolin1hao"10-20mg/lrongye,kehuanjieyaohai;
(3) penrunzebao+0.2%feizaoyekehuanjieyoujilinnongyaoyaohai;
(4) penrunzebao+0.5%deshengshihuishuikeyihuanjietongzhijiyaohai;
(5) penqingshuishikejiarunzebao、putaotang,kehuanjieyaohai;
4、bufeicumiao:shiliangzhuishisuxiaodanfeihuosuxiaofuhefei,yekepenshirunzebao+quanyingyangyemianfei,cumiaofuzhuang,jianqingyaohaichengdu,zhujianhuifuzhizhuzhengchangshengzhang。
spacer�)ys�_&�&rgb(51,51,51); font-weight:normal; font-style:normal; font-size:10.5000pt; background:rgb(255,255,255); " >病害与光照的关系:天然红皮云杉幼、壮林,尤其是分布在公路两侧平坦、河谷地上,受光照时间较长的云杉林分病重,可能是云杉属阴性树种不宜长日照,致使抗病力减弱。4.病害与林分类型的关系:云杉纯林比各种云杉混交林发病重,一般在同一立地条件下,幼林比壮龄林重。
鱼鳞云杉比红皮云杉有较强的抗病性,天然鱼鳞云杉很少发病。
防治方法
1.清除中间寄主减少侵染源:在兴安杜鹃开花后,及时连根铲除,特别是苗圃附近。
2.营造云杉与其他树种的混交林。
3.苗床上用塑料薄膜做拱棚,直接阻隔病原菌的侵染,侵染期过后撤除拱棚,可以收到良好的防病效果。
4.苗圃和人工幼林在侵染期内,及时喷药剂防治,可用97%敌锈钠0.25%的药液,加上0.2%洗衣粉或20%的粉锈宁200倍,每隔10~15天喷一次,连续2~3次。