wendushiyingxianghuahuishengchangdeguanjianyinsu,xiajideqiangguanghegaowenrongyidaozhihuahuizhuoshang,yingxiangqishengchang。yaoxiangshihuahuianquanduxia,yingcaiquyixiacuoshiqiaokongwendu。
避光控溫——在7-9月的夏旱酷暑季節,需將花圃內的花用遮陽網遮陽,或將花盆移到陰棚、樹陰下或通風良好無強光直射的室內,保持通風透氣,防止強光暴曬,降低溫度。
噴水降溫——溫(wen)度(du)除(chu)受(shou)光(guang)照(zhao)影(ying)響(xiang)外(wai),也(ye)與(yu)水(shui)分(fen)變(bian)化(hua)密(mi)切(qie)相(xiang)關(guan)。水(shui)有(you)吸(xi)熱(re)的(de)功(gong)能(neng),因(yin)此(ci)可(ke)采(cai)用(yong)噴(pen)水(shui)進(jin)行(xing)降(jiang)溫(wen)。夏(xia)季(ji)高(gao)溫(wen)期(qi)幹(gan)旱(han)缺(que)水(shui),容(rong)易(yi)造(zao)成(cheng)植(zhi)物(wu)細(xi)胞(bao)缺(que)水(shui),引(yin)起(qi)萎(wei)謝(xie),嚴(yan)重(zhong)時(shi)可(ke)導(dao)致(zhi)植(zhi)株(zhu)枯(ku)死(si)。因(yin)此(ci),在(zai)高(gao)溫(wen)幹(gan)旱(han)期(qi)要(yao)加(jia)強(qiang)灌(guan)溉(gai),及(ji)時(shi)澆(jiao)水(shui),或(huo)在(zai)植(zhi)株(zhu)周(zhou)圍(wei)地(di)麵(mian)噴(pen)水(shui)、墊濕草及進行葉麵噴霧,這樣可提高土壤與空氣的濕度,達到降低溫度的效果,一般澆水要在早晚進行。
激素調溫——高溫期噴灑750ppm多效唑、1500ppm青鮮素或1500ppm-2000ppmBy等生長抑製劑加0.1%-0.2%磷(lin)酸(suan)二(er)氫(qing)鉀(jia),可(ke)抑(yi)製(zhi)植(zhi)株(zhu)生(sheng)長(chang),加(jia)速(su)枝(zhi)葉(ye)細(xi)胞(bao)成(cheng)熟(shu),增(zeng)強(qiang)抗(kang)逆(ni)性(xing),緩(huan)解(jie)高(gao)溫(wen)熱(re)害(hai)。結(jie)合(he)澆(jiao)水(shui)施(shi)入(ru)阿(e)司(si)匹(pi)林(lin),可(ke)促(cu)進(jin)葉(ye)片(pian)氣(qi)孔(kong)閉(bi)合(he),減(jian)少(shao)葉(ye)片(pian)水(shui)分(fen)蒸(zheng)騰(teng),避(bi)免(mian)高(gao)溫(wen)灼(zhuo)傷(shang)。
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