一、dazhipilieshangkoudechuli。xianjiangshangkouneidezawuqingchu,zaibashangkouliangceshupiguaxueluchuxingchengceng,yongzhizhuhuodiaoshengjiangpiliezhipihuifuyuanzhuang,yongsuliaobomojiangshangchubaoyanzhajin。ruopiliezhitiaojiaocu,keyongmudingzuanzaipiliechuzhengzhongzuanyitoukong,yongluosidingningjin,shipiliezhiyushutiguding。ruguopiliezhifujinyoujiaochangdedazhi,yekeyong“橋接法”把劈裂的枝條連接上,促進愈合,恢複健壯的樹勢。若枝條損壞不很嚴重,可借助木板捆紮固定,短期內便可愈合,半年至1年後可解綁。被風刮斷的大樹,可鋸成1-1.5米高的樹樁,視樹幹粗細高接2-4根接穗,或把鋸麵切平刨光,塗藥消毒後,讓其發生萌蘖枝,逐漸培養成大樹。
二、修xiu剪jian傷shang口kou的de處chu理li。在zai修xiu剪jian中zhong有you時shi候hou需xu要yao疏shu枝zhi,將jiang枯ku死si枝zhi條tiao鋸ju平ping或huo剪jian除chu,在zai其qi附fu近jin選xuan留liu新xin枝zhi加jia以yi培pei養yang,以yi補bu充chong失shi去qu部bu分fen的de樹shu冠guan空kong缺que。疏shu枝zhi後hou樹shu體ti上shang的de傷shang口kou,尤you其qi是shi直zhi徑jing2厘米以上的大傷口,應先用刀把傷口刮平,再用濃度為2-5%的硫酸銅溶液消毒,然後塗抹保護劑。一般保護劑是用動物油1份、鬆香0.7份、蜂蠟0.5份配製的,將這幾種材料加熱溶化拌勻後,塗抹在樹體傷口上。
三、樹shu洞dong的de填tian補bu。有you些xie樹shu體ti上shang的de傷shang口kou因yin保bao護hu不bu周zhou導dao致zhi愈yu合he不bu良liang,引yin起qi樹shu皮pi木mu質zhi部bu腐fu爛lan,進jin而er形xing成cheng樹shu洞dong。樹shu洞dong嚴yan重zhong時shi會hui破po壞huai樹shu體ti的de輸shu導dao組zu織zhi,使shi水shui分fen和he養yang分fen不bu能neng正zheng常chang運yun轉zhuan。必bi須xu及ji時shi采cai用yong補bu救jiu措cuo施shi,防fang止zhi繼ji續xu擴kuo大da。可ke先xian將jiang腐fu爛lan的de木mu質zhi挖wa出chu,並bing切qie削xue去qu全quan部bu腐fu爛lan組zu織zhi,清qing理li幹gan淨jing後hou用yong藥yao水shui消xiao毒du,然ran後hou用yong水shui泥ni和he小xiao石shi子zi按an1:3的比例混合填補。小樹洞可用木板釘楔填平,或用瀝青混合3-4份鋸末,塗抹填平。
四、皮層腐爛的治療。有些樹木皮層嚴重受損但尚未環狀爛通,可在4-6月實行植皮手術。用酒精消過毒的刀片,把損傷壞死的樹皮皮層和木質部刮淨,沿病疤邊緣向外削去3-4厘li米mi寬kuan的de一yi圈quan好hao皮pi,並bing對dui傷shang口kou進jin行xing消xiao毒du。在zai同tong一yi品pin種zhong樹shu體ti的de光guang滑hua健jian壯zhuang枝zhi幹gan上shang,取qu一yi塊kuai健jian康kang樹shu皮pi,將jiang其qi貼tie於yu病bing樹shu枝zhi條tiao上shang,使shi四si周zhou接jie觸chu好hao,並bing緊jin貼tie木mu質zhi部bu,用yong塑su料liao薄bo膜mo將jiang傷shang處chu封feng嚴yan,防fang止zhi雨yu水shui進jin入ru。
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