供(gong)需(xu)失(shi)衡(heng)新(xin)植(zhi)苗(miao)木(mu)因(yin)葉(ye)片(pian)幾(ji)乎(hu)完(wan)好(hao)修(xiu)剪(jian),所(suo)以(yi)體(ti)內(nei)水(shui)分(fen)主(zhu)要(yao)經(jing)過(guo)植(zhi)株(zhu)枝(zhi)杆(gan)表(biao)麵(mian)分(fen)發(fa)。大(da)香(xiang)樟(zhang)樹(shu)枝(zhi)條(tiao)高(gao)度(du)木(mu)質(zhi)化(hua),在(zai)高(gao)溫(wen)幹(gan)旱(han)時(shi)節(jie),能(neng)有(you)效(xiao)防(fang)止(zhi)日(ri)灼(zhuo),堅(jian)持(chi)水(shui)分(fen)。小(xiao)香(xiang)樟(zhang)樹(shu)枝(zhi)嫩(nen)皮(pi)薄(bo),為(wei)避(bi)免(mian)日(ri)灼(zhuo),降(jiang)低(di)表(biao)麵(mian)溫(wen)度(du),植(zhi)株(zhu)要(yao)不(bu)時(shi)地(di)中(zhong)止(zhi)水(shui)分(fen)蒸(zheng)發(fa),以(yi)保(bao)證(zheng)正(zheng)常(chang)的(de)代(dai)謝(xie)活(huo)動(dong)。
新植的香樟樹,泥球大小幾乎都是胸徑的8至10bei。jisuozhimiaomuzhixulishuganhenxiaofanweineidegenxibeibaoguanzainiqiuzhong,ergengduodegenxuzebeiqieduan,youxiaodexishougenhenshao。danzhongzhihouxiangdangyiduanshijiannei,miaomuzhinengyituoniqiuzhongdegenxixishoushuifen,weichidaixiehuodong。youyuxinzhixiangzhangshugenxiyanzhongshousun,xishuiliangzhinengmianqiangweichishutizhengchangdaixiehuodongdexuqiu。xiaoxiangzhangshuzaijulieriguangyingzhaoxia,yinwulianghaodeweihuzuzhi,kuaisuzhengfa,guodushishui,zhishishiquzhiwushengchangsuobixudeshuifenpingheng。
補償措施不易奏效高溫幹旱時節,新植香樟樹葉片極易發黑枯萎,及時鬆土、挖輻射狀溝,或澆灌活力素、shenggenjidengkewanjiumiaomu。danjingguofanfulilun,dangchengxiankuweixianxiangshi,duidaxiangzhangshujishicaiqushangshucuoshi,keshiqihuifuguolai。erxiaoxiangzhangshuzebutong,chengxiankuyexianxianghou,buguancaiquhezhongcuoshi,qiyepian、細小枝條以及整株苗木會在5至7天的時間內發黑、發幹,最終死亡。
針對上述問題,可采取以下措施:第一,避免在高溫幹旱時節種植苗木,特別是像小香樟樹等性質的苗木。第二,加強遮陰、降溫措施,如對主幹及其粗枝用草繩包紮、yongsuliaomofengguobingpenshuideng。disan,duimiaomudishangbufenzhongzhizhongjian,yijianshaozhengfamianji,jiangdishuifenliushi。disi,qiwashi,baozhengniqiuyuanzheng,bingjinliangduojiequyouxiaogenxi。diwu,jiaqiangzhihouyanghuguanlicuoshi,shishisongtujiaoshui,cujinshuifenxishou。diliu,biyaoshishiyongshengwuzhiji,ruhuolisu、生根劑等,促進根係疾速生長。
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