广东快乐十分走势图

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水杉树苗栽培管理技术

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水杉树苗栽培管理技术

发布日期:2016-04-24 22:59 来源:http://zgyiyuan.com 点击:

    水杉为杉科水杉属落叶乔木,原产于四川,现北京及以南地区多有栽培。水杉树姿挺拔,叶形秀丽,适宜于孤植或列植,是园林绿化的好材料。现将其栽培技术要点介绍如下,仅供参考。

    水杉树高可达30米,幼树树冠呈尖塔形,老树则呈广圆头形。树皮灰褐色,大致近轮生,小枝对生。叶交互对生,叶基扭转排成2列,呈羽状,条形,扁平,长1厘米至4厘米。雌雄同株,单性。球果近球形,长2厘米至3厘米,成熟后深褐色,下垂,种子扁平,呈倒卵形,有狭翅。  

    SHUISHANSHUMIAOWEIYANGXINGSHU,ZAIZHIYUJIANZHUWUBEIYINCHUZEDUOSHENGZHANGBULIANG。NAIHAN,ZAIBEIJINGJIYINANDIQUKEANQUANYUEDONG。XISHENHOUFEIWODESHAZHIRANGTU,ZAISUSHATUZHONGYINENGZHENGCHANGSHENGZHANG,BUXIZHANXINGTURANG。YOUYIDINGDENAIYANJIANLI,ZAIpH8.7、HANYANLIANG0.2%DEQINGDUYANJIANTUZHONGNENGZHENGCHANGSHENGZHANG。XISHIERBUNAILAO,YIBUNAIGANHAN。DUIERYANGHUALIU、LVQIDENGDUOZHONGYOUDUYOUHAIQITIYOUJIAOQIANGDEKANGXING。

    DUIYUXINYIZAIDESHUISHANYINGYITURANGBAOCHIDABANSHANGWEIYI,BUKEGUOGANYEBUKEGUOSHI。YIZAICHUQIYINGJIAOHAOTOUSANSHUI,CIHOUKEMEIYUEJIAOYICITOUSHUI,YUJIKESHIDANGSHAOJIAOSHUIHUOBUJIAOSHUI,QIUMOJIAOHAOFENGDONGSHUI。  

    YINIANCHUCHUNYINGJISHIJIAOHAOJIEDONGSHUI,CIHOURENGXUMEIYUEJIAOYICITOUSHUI,DAYUGUOHOUHAIYINGJISHIJIANGSHUXUENEIDEJISHUIPAICHU,YIFANGSHUIDALANGEN。DISANNIANKEANDIERNIANFANGFAJIAOSHUI。CONGDISINIANQI,MEINIANZHIXUJIAOHAOJIEDONGSHUIHEFENGDONGSHUI,QITAJIJIERUBUSHIGUOYUGANHANKEKAOZIRANJIANGSHUISHENGZHANG。DUIYUXINYIZAIDEXIAOMIAO,CHUZHENGCHANGJIAOSHUIYIWAI,TIAOJIANYUNXUDEKEJINXINGYEPIANPENWU,LIYUZHIZHUHUANMIAO。  

    SHUISHANXIFEI,YIZAISHIYINGSHIZUDIFEI,KECAIYONGHONGGANJIFENHUOZHENIUMAFEN,YEKECAIYONGYANGFEN,DANJUNYINGJINGFUSHUFAJIAO。JIFEIYINGHEZAIPEITUJUNYUNJIAOBAN。ZAIZHIDANGNIANDEQIUMOKEQIANSHIYIXIEFUYEFEIHUOZHENIUMAFEN。YINIANZAOCHUNJIEHEJIAOJIEDONGSHUISHIYONGYICINIAOSU,6YUEZHONGXIAXUNSHIYONGYICISANYAOSUFUHEFEI,QIUJIBUZAISHIFEI。CHUDONGYIKEANDIYINIANFANGFASHIFEI。DISANNIANQIMEINIANCHUCHUNSHIYONGYICINIAOSUJIKE。

    BINGCHONGHAIFANGZHIBINGHAI SHUISHANDECHANGJIANBINGHAISHILIKUBING,ZHUYAOFASHENGZAIYOUMIAOQI。SHOUHAIYOUMIAOZHUGENJIDIMIANJINGJIBUCHUXIANHONGHESEBUDINGXINGHUOTUOYUANXINGBINGBAN,FABINGCHUQIBINGMIAOJINGYEBAITIANWEINIAN,YEJIANHEQINGCHENHUIFU。BINGBANJIXUXIANGSIZHOUKUOZHAN,BINGZHUJIANAOXIAN,ZUIHOURAOJING1ZHOU,JINGJIBUBIANHESEFULAN。YOUDEMUZHIBUBAOLUZAIWAI,PICENGKAILIECHENGKUIYANGZHUANG,ZUIHOUBINGZHUSHOUSUOGANKU,ZHIZHUSIWANG,DANYIBANRENGLIERBUDAO,SUOYICHENGWEILIKUBING。  

    水杉树苗批发提醒您,潮湿条件下,在发病部位及其附近表土可见到淡褐色蛛丝状的菌丝体,不显著,后期形成粒状菌核。病部没有明显的白色棉絮状霉,可与猝倒病区别。  


相关标签:水杉树苗批发

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