夾竹桃的生長注意事項
夾竹桃的(de)生(sheng)長(chang)過(guo)程(cheng)中(zhong)還(hai)要(yao)防(fang)治(zhi)它(ta)的(de)葉(ye)枯(ku)病(bing),葉(ye)枯(ku)病(bing)的(de)症(zheng)狀(zhuang)大(da)多(duo)都(dou)是(shi)發(fa)生(sheng)在(zai)葉(ye)片(pian)上(shang)的(de)。發(fa)病(bing)初(chu)期(qi)會(hui)從(cong)葉(ye)邊(bian)處(chu)開(kai)始(shi),長(chang)出(chu)一(yi)些(xie)褐(he)色(se)的(de)小(xiao)斑(ban),再(zai)向(xiang)內(nei)擴(kuo)展(zhan)。嚴(yan)重(zhong)的(de)時(shi)候(hou)還(hai)會(hui)導(dao)致(zhi)葉(ye)片(pian)枯(ku)萎(wei)。出(chu)現(xian)這(zhe)樣(yang)的(de)病(bing),大(da)多(duo)數(shu)都(dou)是(shi)由(you)於(yu)把(ba)它(ta)放(fang)在(zai)通(tong)風(feng)不(bu)良(liang)處(chu)導(dao)致(zhi)的(de)。
所以這個時候一定要注意防治,把它放在溫度適宜,通風良好的地方,並且定期翻盆換土。發病以後也不要著急,用50%的退菌特一千倍液噴灑幾天以後,就會發現症狀明顯消失很多了。

當夾竹桃的主幹長到一定的高度時,就要從主幹上生出的三個主枝打頂。每個主枝上保留三個分支,每個分枝保留30limi,qiyudezhitiaoquanbujiandiao。ruguodajiabuzhuyigeitaxiujiandehua,tadezhitiaojiuhuichangdehenxi,nianmaideyezituoluogenbukongxu,huaduoheyezidoujizhongzaihengaodedingbu,zhengkeshudexingzhuangshifennankan,duiyuguanshangxiaoguoyeshiyanzhongyingxiang。

夾竹桃meicixiujianwanjiazhutao,tadejingshangdouhuishengchangchusangexinxiandezhiya。zhejiushitazishencunzaidefenzhitexing,liyongzheyigetedian,geitaxiujianzhengxing,keyichengweisanchajiudingdexingzhuang。

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