桃樹本身具有生長旺盛、發枝量強、枝條生長量過大和分枝多的特點。多數果農在采桃後(特別是早、中熟品種),不重視采後修剪,導致徒長枝增多、樹冠鬱閉、通風透光不良,影響花芽分化,病蟲發生嚴重,造成第二年產量和品質下降,出現“春開花滿樹,夏天葉滿枝,桃兒掛得少,都在樹枝梢”的現象。
桃樹果實采收後,加強土肥水管理,及時防治病蟲,加強生長季節修剪,控製枝條旺長、徒長,促使形成充實飽滿花芽,控製結果部位上移、外移,可以起到事半功倍的效果。
初結果的樹,骨幹枝角度小的,要拉枝開張角度。新抽生和生長旺的枝條,長到30厘米左右時,進行摘心。疏除過密枝、細弱枝、下垂枝、病(bing)蟲(chong)為(wei)害(hai)枝(zhi)及(ji)上(shang)部(bu)無(wu)利(li)用(yong)價(jia)值(zhi)的(de)直(zhi)立(li)枝(zhi)。對(dui)衰(shuai)弱(ruo)的(de)老(lao)枝(zhi)組(zu),適(shi)當(dang)疏(shu)剪(jian)纖(xian)細(xi)枝(zhi),減(jian)少(shao)營(ying)養(yang)消(xiao)耗(hao),改(gai)善(shan)樹(shu)冠(guan)光(guang)照(zhao)和(he)通(tong)風(feng)狀(zhuang)況(kuang)。適(shi)當(dang)回(hui)縮(suo)重(zhong)疊(die)枝(zhi)、jiaochazhijiyixieshuailaodejieguozhizu。duanjiejieguozhishangxianduandejieguozhiduan,kaojinjibudezhiyingjinliangbaoliu,liuzuoyubeizhi。shuqushangbuqiangwangdezhishaobufen,ranhouzaijibuniuzhi,kongzhichangshi,cuqijieguo。duineitangyougaizaojiazhidezhiliwangzhi,xuanzejibuzhi,zaishengchangjiaoruofushaochuduanjiehuoniushaobiezhi,huanhechangshi,cuqijieguo。duijingzhengzhikeyijinxingjianshanghuoniushaoxiaya,kongzhishengchang,shiqixingchengjieguozhizu。shuguanneitangzhishaodetaoshu,jiangzhuzhijiaodujinlianglakai,jinshuipingzhuang,zengjianeitangzhiliang,yekeyihuanke,cuqimengfaxinzhi,zailuoyeqianduixinshaozhaixinhuoniushao,cuqichengweizhizu,zengjiajieguobuwei。
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