櫻ying桃tao樹shu休xiu眠mian期qi修xiu剪jian的de最zui佳jia時shi間jian是shi接jie近jin萌meng芽ya時shi。過guo早zao修xiu剪jian易yi造zao成cheng傷shang口kou失shi水shui,導dao致zhi枝zhi條tiao枯ku死si,還hai容rong易yi引yin起qi流liu膠jiao。而er在zai芽ya萌meng動dong後hou修xiu剪jian,傷shang口kou愈yu合he快kuai。因yin此ci,露lu地di櫻ying桃tao樹shu的de修xiu剪jian宜yi在zai芽ya萌meng動dong時shi進jin行xing,而er保bao護hu地di內nei的de櫻ying桃tao樹shu則ze可ke在zai開kai始shi升sheng溫wen時shi進jin行xing。
櫻桃樹休眠期修剪的常用方法有以下幾種:
1.短截。①輕短截,剪去櫻桃枝條的1/5~1/4。輕短截有削弱枝條頂端優勢的作用,有利於提高萌芽率,增加短枝量,形成較多的花束狀結果枝。因此,在幼樹上對水平枝、斜生枝進行輕短截,可以增加短枝量,有利於提早結果。②中短截,剪去枝條的1/3~1/2。在櫻桃樹整形修剪過程中,對骨幹枝以及外圍有生長空間的發育枝通常進行中短截,一般可促發中長枝3~5個,有利於擴大樹冠。③重短截,剪去枝條的2/3。zhezhongfangfaduoyongyuduiyoushudepinghengshushi,ruduiwangzhideyinianshengqiangwangzhishishizhongduanjie,kexuejianwangzhideshengchangshi。yekeyongyupeiyangjieguozhizu,ruduiguganzhibeishangzhixianzhongduanjie,yadifazhibuwei,diernianzaiduifachudezhitiaohuanfang,peiyangchengjieguozhizu。④極重短截,隻留基部4~5個ge芽ya短duan截jie。這zhe種zhong方fang法fa多duo用yong於yu控kong製zhi競jing爭zheng枝zhi和he過guo旺wang枝zhi。對dui要yao疏shu除chu的de枝zhi條tiao基ji部bu有you腋ye花hua芽ya時shi,可ke先xian極ji重zhong短duan截jie,保bao留liu基ji部bu的de花hua芽ya,待dai結jie果guo後hou再zai疏shu除chu。
2.疏枝。疏枝主要疏除過密枝、交jiao叉cha枝zhi和he重zhong疊die枝zhi,可ke以yi減jian少shao營ying養yang消xiao耗hao,改gai善shan光guang照zhao條tiao件jian。但dan保bao護hu地di栽zai培pei櫻ying桃tao休xiu眠mian期qi修xiu剪jian疏shu枝zhi不bu宜yi過guo多duo,以yi果guo實shi采cai收shou後hou調tiao整zheng樹shu形xing為wei主zhu。並bing要yao保bao護hu好hao傷shang口kou,可ke用yong鉛qian油you塗tu抹mo傷shang口kou,以yi免mian造zao成cheng傷shang口kou流liu膠jiao或huo幹gan裂lie。
3.huisuo。huisuoyoujianshaojieguobuwei,jieshengyingyang,zengqiangshengchangshidezuoyong,duoyongyujieguozhizudegengxinfuzhuang。rujiangxiachuizhizusuojiandaoshangweizhichu,jiangshuairuozhizusuojiandaozhuangzhichu。duiyushengguoqideyingtaoshu,xinshaoshengchangshijianruo,youxiezhitiaoxiachui,shuguanzhongxiabuchuxianguangtuxianxiang,weilegaishanguangzhao,jianshaodazhishangxiaozhideshuliang,shiyangfen、水shui分fen集ji中zhong供gong應ying留liu下xia的de枝zhi條tiao,回hui縮suo可ke使shi結jie果guo枝zhi組zu得de到dao更geng新xin複fu壯zhuang。大da枝zhi回hui縮suo後hou,在zai回hui縮suo部bu位wei一yi般ban能neng抽chou生sheng出chu幾ji個ge萌meng條tiao,要yao從cong中zhong選xuan擇ze一yi個ge長chang勢shi健jian壯zhuang、方位適宜的留作更新枝,並及時調整好角度。多餘的萌條要抹除,以促進更新枝的生長。
4.緩放。對1nianshengzhibujiaxiujianjiaohuanfang。yibanqingkuangxia,huanfangzhitiaodeshengchangshizhunianjiangdi,zhongchangzhijianshao,duanzhihehuashuzhuangguozhizengjia,youliyujieguo。danduiqiangwangzhi,youqishizhiliqiangwangzhibuyihuanfang.即使緩放也一定要壓倒後再緩放。甜櫻桃的幼樹和初結果樹,可緩放些生長勢中等的平斜枝條,以促發較多的花束狀果枝,提早結果。
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