突出防暑,進行遮陰降溫。7月有小暑、大暑兩個節氣,月平均溫度在30℃左右,是一年中氣溫最高的月份之一,酷暑難熬。由於天氣酷熱,加強遮陰通風降溫工作尤為重要,悶熱天氣可采用水簾、空調降溫,及時開啟換氣扇、微型電扇等,使蘭葉得以微風吹拂,促進空氣流通。同時還可經常向地麵灑水降溫,防止酷暑傷蘭。
謹慎澆水防爛芽。7月yue氣qi溫wen高gao,澆jiao水shui一yi般ban不bu要yao用yong浸jin盆pen法fa和he淋lin水shui法fa,應ying盡jin量liang減jian少shao噴pen水shui噴pen霧wu,以yi免mian將jiang水shui灌guan入ru葉ye心xin造zao成cheng腐fu爛lan。在zai高gao溫wen季ji節jie,盆pen土tu不bu可ke長chang期qi過guo濕shi,以yi防fang引yin起qi根gen腐fu病bing、莖腐病、軟腐病和爛芽。
減少施肥。7月蘭花進入夏季休眠期,禁止根施有機肥或無機肥,可適當噴施蘭花專用葉麵肥,以補充養分,促使蘭苗生長旺盛,為來年發芽、開kai花hua打da下xia基ji礎chu。噴pen施shi時shi間jian宜yi在zai傍bang晚wan進jin行xing,噴pen施shi濃nong度du要yao比bi說shuo明ming書shu推tui薦jian的de濃nong度du淡dan一yi些xie,以yi防fang肥fei料liao積ji存cun葉ye麵mian後hou,經jing高gao溫wen日ri曬shai引yin起qi肥fei害hai傷shang苗miao。第di二er天tian早zao上shang日ri出chu前qian可ke噴pen水shui洗xi葉ye,但dan注zhu意yi要yao及ji時shi通tong風feng吹chui幹gan,以yi免mian將jiang水shui灌guan入ru葉ye心xin造zao成cheng爛lan芽ya。
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加固蘭室,預防暴雨和台風。本月各地暴雨、台風等極端天氣頻發,要做好預防工作,加固蘭室和遮雨設施,以防狂風暴雨打翻蘭盆、吹折蘭葉。
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