erdongjixiujianshizhixiumianqidexiujian,shijianfanweishicongqiumozhitiaotingzhishengchangkaishi,daolainianzaochundingyamengfaqianweizhi。ciqijianxiujianjiaozhong,xiujiandezhongdianshigenjubutongzhongleidehuamushengchangtexingjinxingshuzhiheduanjie。xiujianshiyaoyinzhongleieryi,qubieduidai。fanshizaichunjikaihuadehuamu,rumeihua、碧桃、連翹、迎春、丁香、海棠、紫(zi)荊(jing)等(deng),花(hua)芽(ya)都(dou)是(shi)在(zai)前(qian)一(yi)年(nian)生(sheng)的(de)枝(zhi)條(tiao)上(shang)形(xing)成(cheng)的(de)。因(yin)此(ci),冬(dong)季(ji)不(bu)能(neng)重(zhong)剪(jian),隻(zhi)能(neng)剪(jian)除(chu)無(wu)花(hua)芽(ya)的(de)秋(qiu)梢(shao)。如(ru)果(guo)在(zai)冬(dong)季(ji)修(xiu)剪(jian)過(guo)重(zhong),就(jiu)會(hui)把(ba)夏(xia)季(ji)已(yi)形(xing)成(cheng)的(de)帶(dai)有(you)花(hua)芽(ya)的(de)枝(zhi)條(tiao)剪(jian)掉(diao),影(ying)響(xiang)第(di)二(er)年(nian)開(kai)花(hua)。
正確的做法是在開花後一至兩周內進行短截,促進側枝萌發成新梢,形成來年的花枝。凡是在當年生枝條上開花的花木,如月季、扶桑、茉莉、一品紅、夜來香、紫薇、金橘、佛手、木芙蓉等,應在冬季重剪,促其翌年多萌發新梢、多開花、多結果。對於觀葉花木,應根據冬季室溫來決定修剪的時間,如果室溫較低,則應在入室前修剪,以便縮小冠幅,減少占地麵積;ruguoshiwenjiaogao,yingzailainianchushishixiujian,yimiancijiyeyazaidongjimengfaerchoushengxinshao,xiaohaoyingyang。duiyumengfalijiaoruodehuamu,rusongbailei,zhongjianhouhennanhuifu,yibanbuyaozhongjian。tengbenhuamuyibanbuxuyaoxiujian,zhijianchuguolaohemishengruozhijike。baiyulan、櫻花、雞爪槭等樹形優美的花木,也不做大的修剪。
修剪主要是進行疏枝和短截。疏枝是剪除密生枝、交叉枝、徒長枝、纖弱枝、病(bing)蟲(chong)枝(zhi)及(ji)枯(ku)枝(zhi),以(yi)利(li)於(yu)通(tong)風(feng)透(tou)光(guang),減(jian)少(shao)病(bing)蟲(chong)害(hai)的(de)發(fa)生(sheng)。短(duan)截(jie)是(shi)將(jiang)枝(zhi)條(tiao)的(de)一(yi)部(bu)分(fen)剪(jian)短(duan),促(cu)使(shi)其(qi)萌(meng)發(fa)側(ce)枝(zhi),調(tiao)整(zheng)長(chang)勢(shi),使(shi)樹(shu)冠(guan)分(fen)布(bu)均(jun)勻(yun),樹(shu)形(xing)優(you)美(mei),有(you)利(li)於(yu)多(duo)開(kai)花(hua)、多結果。修剪時,剪口要平滑,剪口應在側芽上方1厘米左右為宜。如剪口離側芽太近,往往會傷害芽內的莖葉原始體,芽也易風幹;ruojiankouliceyataiyuan,youhuiliuxiacanzhuang,yingxiangmeiguan。xiujianshihaiyingzhuyidingbuceyayingliuzaizhitiaodewaice,rangxinshengzhitiaoxiangwaishengchang,zheyangkeyishishuxingyoumei。
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