1.對長勢旺、樹頭大,樹冠已經嚴重交接的果園,可采取隔株、jiaochayasuodebanfachuli。jizaibaozhengyidingchanliangdeqiantixia,gezhujiaochazhubuyasuoyibufenshuzhu,shenzhijiangzhebufenshuquanbuqudiao。buyasuodezhizhu,yongchulidichanwangshudebanfajinxingxiujianhuoyasuo。yasuoshi,jinliangbaoliupinzhongshiyi、wanzhengjianzhuangdezhizhu,yasuoliezhipinzhonghuoganranbingchonghaidezhizhu,baquanyuandezhizhuyasuochengnanbeihuodongxixiangjiandebianyuanxingshuguan,genjutongfengtouguangheshushipinghengdeyaoqiu,shijiaojiebuweideguganzhishangxiacuoluo,zuoyouchakongshengchang。zhongdianbaoliuzheshengbuweishiyi、長勢比較穩定、結果良好的骨幹枝,壓縮對這些骨幹枝有影響的其他枝條。
2.對上強下弱、外強內弱、骨幹枝多而且已部分交接的果園,可采取落頭開心,降低樹高的辦法控製上強,疏除或縮剪層間過多大枝,改善通風透光條件;對保留的骨幹枝,可采取緩外養內的辦法修剪;duiwaiweizhishidangshujianhou,yanchangzhikehuanfangbujian。yekecaiyonghuanbohuohuankedefangfacuhua,tongguozengjiachanliangyizhiguowangdeyingyangshengchang,yejiushiqunzhongsuoshuodeyiguoyashu。shushiwendingyihou,zaigenjushijiqingkuangsuofangxiujian。lingwai,caiyonghuantoudefangfa,gaibianguganzhiyanshenfangxiangdebanfa,yekeyizhishangqiang。
3.對長勢較旺、株間密擠,但行間還有空間的園片,可采取隔株壓縮或隔株環剝、環刻或轉主換頭的辦法進行處理,使枝條向行間延伸。需要時也可隔株移栽。
采(cai)取(qu)上(shang)述(shu)措(cuo)施(shi)處(chu)理(li)過(guo)密(mi)園(yuan)時(shi),山(shan)區(qu)梯(ti)田(tian)果(guo)園(yuan)應(ying)注(zhu)意(yi)抑(yi)內(nei)放(fang)外(wai),以(yi)充(chong)分(fen)利(li)用(yong)空(kong)間(jian)和(he)發(fa)揮(hui)邊(bian)際(ji)優(you)勢(shi)。具(ju)體(ti)到(dao)每(mei)一(yi)棵(ke)樹(shu)時(shi),應(ying)注(zhu)意(yi)抑(yi)上(shang)養(yang)下(xia),重(zhong)點(dian)處(chu)理(li)好(hao)二(er)層(ceng)以(yi)上(shang)的(de)大(da)枝(zhi)。對(dui)第(di)一(yi)層(ceng)主(zhu)枝(zhi),注(zhu)意(yi)輕(qing)剪(jian)緩(huan)放(fang),千(qian)萬(wan)不(bu)要(yao)采(cai)取(qu)留(liu)上(shang)去(qu)下(xia)的(de)修(xiu)剪(jian)法(fa),以(yi)免(mian)造(zao)成(cheng)骨(gu)幹(gan)枝(zhi)上(shang)移(yi),結(jie)果(guo)部(bu)位(wei)外(wai)移(yi),樹(shu)冠(guan)越(yue)剪(jian)越(yue)高(gao),結(jie)果(guo)麵(mian)積(ji)縮(suo)小(xiao),產(chan)量(liang)降(jiang)低(di),效(xiao)益(yi)下(xia)降(jiang)的(de)不(bu)良(liang)後(hou)果(guo)。
調(tiao)整(zheng)成(cheng)齡(ling)園(yuan)的(de)樹(shu)體(ti)結(jie)構(gou),一(yi)般(ban)以(yi)在(zai)花(hua)量(liang)多(duo)的(de)大(da)年(nian)進(jin)行(xing)為(wei)好(hao)。為(wei)保(bao)證(zheng)一(yi)定(ding)產(chan)量(liang),花(hua)量(liang)少(shao)的(de)小(xiao)年(nian),應(ying)注(zhu)意(yi)看(kan)花(hua)修(xiu)剪(jian),除(chu)必(bi)須(xu)疏(shu)除(chu)的(de)大(da)枝(zhi)外(wai),一(yi)般(ban)不(bu)進(jin)行(xing)處(chu)理(li),也(ye)不(bu)縮(suo)剪(jian),對(dui)小(xiao)枝(zhi)也(ye)要(yao)從(cong)輕(qing)修(xiu)剪(jian)。對(dui)一(yi)時(shi)無(wu)法(fa)判(pan)斷(duan)是(shi)花(hua)芽(ya)還(hai)是(shi)葉(ye)芽(ya)的(de),可(ke)留(liu)到(dao)第(di)二(er)年(nian)春(chun)季(ji)進(jin)行(xing)花(hua)前(qian)複(fu)剪(jian)。
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