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苗木休眠期修剪(冬季修剪)技术

   2017-02-27 579
核心提示:落叶苗木从落叶开始至春季萌发前,苗木生长停滞,苗木体内营养物质大都回归根部贮藏,修剪后养分损失最少,且修剪的伤口不易被细菌感染腐烂,对苗木木生长影响较小,大部分苗木的修剪在此时进行。  热带、亚热带地区原产的乔、灌木观花苗木,没有明显的休眠期,但是从11月下旬
      落叶苗木从落叶开始至春季萌发前,苗木生长停滞,苗木体内营养物质大都回归根部贮藏,修剪后养分损失最少,且修剪的伤口不易被细菌感染腐烂,对苗木木生长影响较小,大部分苗木的修剪在此时进行。

  redai、yaredaidiquyuanchandeqiao、guanmuguanhuamiaomu,meiyoumingxiandexiumianqi,danshicong11yuexiaxundaodiernian3yuechudezheiduanshijiannei,tamendeshengzhangsuduyemingxianhuanman,youxiemiaomuyechuyubanxiumianzhuangtai,suoyicishiyeshixiujiandeshiyiqi。

  dongjixiujiandejutishijianyinggenjudangdidehanlengchengduhezuidiqiwenlaijueding,youzaowanzhifen。rudongjiyanhandedifang,xiujianhoushangkouyishoudonghai,zaochunxiujianweiyi;duiyixiexubaohuyuedongdehuaguanmu,zaiqiujiluoyehoulijizhongjian,ranhoumaituhuojuangan。

  zaiwennuandenanfangdiqu,dongjixiujianshiqi,ziluoyehoudaoyinianchunjimengyaqiandoukejinxing,yinweishangkousuibunenghenkuaiyuhe,danyebuzhiyuzaoshoudonghai。youshangliuxianxiangdemiaomuzhong,yidingyaozaichunjishangliuqiqianxiujian。dongjixiujianduimiaomuguangoucheng、zhishaoshengzhang、huaguozhidexingchengdengyouzhongyaozuoyong,yibancaiyongjie、shu、fangdengxiujianfangfa。

  1.jieshijiangmiaomude1nianshenghuoduonianshengzhitiaodeyibufenjianqu,yicijijiankouxiadeceyamengfa,zengjiazhiliang,cujinyingyangshengzhanghuokaihuajieguo。genjuduanjiedechengdubutongfenweiyixiajizhong:

  (1)qingduanjie。zhijianqu1nianshengzhideshaoliangzhiduan,yibanjianquzhitiaode1/4-1/3。

  ruzaichunqiushaodejiaojiechu(liumangjie),huozaiqiushaoshangduanjie。jiehouyixingchengjiaoduodezhong、duanzhi,danzhishengzhangjiaoruo,nenghuanhemiaomushi,liyuhuayafenhua。

  zhongduanjie。zaichunshaodezhongshangbubaomanyachuduanjie,yibanjianquzhitiaode1/3-1/2。jiehouxingchengjiaoduodezhong、zhangzhi,chengzhiligao,shengzhangshiqiang,zhitiaojiacushengzhangkuai,yibanduoyongyugejiguganzhideyanzhangzhihuofuzhuangzhi。

  zhongduanjie。zaichunshaodezhongxiabuduanjie,jianquzhitiaode2/3?3/4。duijubudecijizuoyongda,duiquanmiaomuzongshengzhangliangyouyingxiang,jianhoumengfadecezhishao,youyumiaomutideyingyanggongyingjiaoweichongzu,zhitiaodezhangshijiaowang,yixingchenghuaya,yibanduoyongyuhuifushengzhangshihegaizaotuzhangzhi、jingzhengzhi。

  jizhongduanjie。jinzaichunshaojibuliu1-2geya,qiyujianqu,cihoumengfachu1-2 geruozhi,yibanduoyongyuchulijingzhengzhihuojiangdizhiwei。

  huisuo。youchengsuojian,jijiangduonianshengzhijianquyibufen。dangmiaomuhuozhitiaoshengzhangshijianruo、bufenzhitiaokaishixiachui、miaomuguanzhongxiabuchuxianguangtuxianxiangshi,weilegaishanguangzhaotiaojianhecufacuzhuangwangzhi,yihuifumiaomushihuozhishishichangyongsuojian。jiangshuailaozhihuomiaomuganjibuliuyiduan,qiyujianqu,shijiankouxiafangdezhitiaowangshengshengzhanghuocijixiumianyamengfatuzhangzhi,yipeiyuxindemiaomuguan,zhongxinshengzhang。

  ,

  2.shuyouchengshujianhuoshushan,jibazhitiaocongfenzhidianjibuquanbujianqu。shujianzhuyaoshishuquneitangguomizhi,jianshaomiaomuguanneizhitiaodeshuliang,diaojiezhitiaojunyunfenbu,weimiaomuguanchuangzaolianghaodetongfengtouguangtiaojian,jianshaobingchonghai,zengjiatonghuazuoyongchanwu,shizhiyeshengzhangjianzhuang,youliyuhuayafenhuahekaihuajieguo。shujianduimiaomuzongshengzhangliangyouxueruozuoyong,duijubudecujinzuoyongburujie,danruguozhijiangmiaomuderuozhichudiao,zongdelaishuo,duimiaomudezhangshijiangqidaojiaqiangzuoyong。

  shujiandeduixiangzhuyaoshibingchongzhi、shangcanzhi、gankuzhi、neitangguomizhi、shuailaoxiachuizhi、zhongdiezhi、bingshengzhi、jiaochazhijiganraomiaomuxingdejingzhengzhi、tuzhangzhi、genniezhideng。

  shujianqiangdukefenweiqingshu(shuzhiliangzhanquanmiaomuzhitiaode10^huoyixia)、zhongshu(shuzhiliangzhanquanmiaomude10^-20^)、zhongshu(shuzhiliangzhanquanmiaomude20^yishang)。shujianqiangduyimiaomudezhonglei、shengzhangshihenianlingerding。mengyalihechengzhilidouhenqiangdemiaomuzhong,shujiandeqiangdukedaxie;mengyalihechengzhilijiaoruodemiaomuzhong,shaoshuzhi,ruxuesong、fenghuangmu、baiqiancengdeng。

  youmiaomuyibanqingshuhuobushu,yicujinmiaomuguanxunsukuodachengxing;huaguanmuleiyiqingshuyitizaoxingchenghuayakaihua;chengnianmiaomushengzhangyukaihuajinrenwangshengqi,weidiaojieyingyangshengzhangyushengzhishengzhangdepingheng,shidangzhongshu;shuailaoqidemiaomu,zhitiaoyouxian,shujianshiyaoxiaoxin,zhinengshuqubixuyaoshuchudezhitiao。

  3.shangyonggezhongfangfasunshangzhitiao,yihuanhemiaomushi、xueruoshoushangzhitiaodeshengzhangshi,ruhuanbo、keshang、niushao、zheshaodeng。shangzhuyaoshizaimiaomudeshengzhangjijinxing,duizhizhuzhengtidesheng zhangyingxiangbuda。keshangchangzaixiumianqijieheqitaxiujianfangfayunyong。keshangyinweizhibutong,suoqizuoyongbutong。

  zaichunjimiaomuweimengyaqian,zaiyashangfangkeshang,kezanshizuzhibufengenximangcundeyangfenxiangzhidinghuiliu,shiweiyukeshangkouxiafangdeyahuodejiaoduodeyingyang,youliyuyademengfahechouxinzhi。kehenyuekuan,xiaoguoyuemingxian。ruguoshengzhangshengqizaiyadexiafangkeshang,kezuzhiyoujihuahewuxiangxiashusong,zhiliuzaishangkouyadefujin,tongyangnengqidaohuanbodexiaoguo。duiyixiedaxingdemingguihuamujinxingkeshang,keshihua、guogengjiashuoda。

  刻伤的方法有以下三种:

  mushang:zaiyahuozhideshangfanghuoxiafangjinxingkeshang,shangkouxingzhuangsiyanjing,suoyichengweimushang。

  shangdeshendudamuzhibu。ruozaiyahuozhideshangfangqieke,youyuyangfenheshuifenshouqiekoudezugeerjizhongzaigaiyahuozhishang,keshishengzhangshijiaqiang;ruozaiyahuozhidexiafangqieke,zeshengzhangshijianruo,danyouyuyoujiyingyangwuzhidejilei,youliyuhuayafenhua。

  hengshang:duimiaomuganhuocudazhuzhihengkanshudao,shendamuzhibu。zuzhiyoujiyangfenxiayun,cujinhuayafenhua,kaihuajieshi,dadaofengchandemude。

  zongshang:zaizhiganshangyongdaozongqie,shenjimuzhibu。zhuyaomudeshijianshaomiaomupideshufuli,youliyuzhitiaodejiacushengzhang。xiaozhikexingyitiaozongshang,cuzhikezongshangshutiao。

  bianshigaibianzhitiaoshengzhangfangxianghejiaodu,kongzhizhitiaoshengzhangshidefangfa。ruyongquzhi、wanzhi、lazhi、taizhidengxingshi,jiangzhilihuokongjianweizhibulixiangdezhitiao,yinxiangshuipinghuoqitafangxiang,keyijiadazhitiaokaizhangjiaodu,shidingduanyoushizhuanwei、jiaqianghuoxueruo。guganzhiwanzhiyoukuodamiaomuguan、gaishanguangzhaotiaojian,chongfenliyongkongjian,huanheshengzhang,cujinshengzhidezuoyong。

  jiangzhilishengzhangdebeishangzhixiangxiaquchenggongxingshi,dingduanyoushijianruo,shengzhangzhuanhuan,xiachuizhiyinxiangdishengzhang,dingduanyoushiruo,shengzhangbuliang,weileshizhishizhuanwang,ketaigaozhitiao,shizhidingxiangshangshengzhang。biandexiujiancuoshidabufenzaishengzhangjiyingyong。

  fangyouchenghuanfang、shuaifanghuozhangfang,jiduiyinianshengzhitiaobuzuorenheduanjie,renqiziranshengzhang。liyongdanzhishengzhangshizhunianjianruodetedian,duibufenzhangshizhongdengdezhitiaozhangfangbujian,xiabuyifashengzhong、duanzhi,tingzhishengzhangzao,tonghuamianjida,guanghechanwuduo,youliyuhuayaxingcheng。

  youmiaomu、wangmiaomu,changyizhangfanghuanhemiaomushi,cujintizaokaihua、jieguo;zhangfangyongyuzhongyongmiaomu,pingshengzhi、xieshengzhixiaoguogenghao,danduiyoumiaomuguganzhideyanzhangzhihuobeishengzhi、tuzhangzhibunengzhangfang;ruomiaomuyebuyiduoyongzhangfang。

  shangshugezhongxiujianfangfayingjiehemiaomushengzhangfayudeqingkuanglinghuoyunyong,zaijiashangyangedetu feishuiguanli,cainengqudejiaohaodexiaoguo。

 
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