早(zao)春(chun)茬(cha)棚(peng)室(shi)甜(tian)椒(jiao)在(zai)開(kai)花(hua)結(jie)果(guo)期(qi)常(chang)會(hui)遇(yu)到(dao)陰(yin)雪(xue)低(di)溫(wen)天(tian)氣(qi),導(dao)致(zhi)棚(peng)室(shi)內(nei)甜(tian)椒(jiao)花(hua)芽(ya)分(fen)化(hua)不(bu)良(liang),落(luo)花(hua)落(luo)果(guo)現(xian)象(xiang)嚴(yan)重(zhong),影(ying)響(xiang)產(chan)量(liang)和(he)收(shou)入(ru)。下(xia)麵(mian),介(jie)紹(shao)一(yi)下(xia)提(ti)高(gao)棚(peng)室(shi)甜(tian)椒(jiao)坐(zuo)果(guo)率(lv)的(de)方(fang)法(fa)。
1.改gai善shan光guang照zhao條tiao件jian,提ti高gao溫wen度du。遇yu到dao陰yin雪xue低di溫wen天tian氣qi時shi,可ke在zai棚peng室shi內nei增zeng設she補bu光guang燈deng,同tong時shi在zai後hou牆qiang張zhang掛gua反fan光guang幕mu,以yi增zeng加jia棚peng內nei光guang照zhao。清qing掃sao棚peng膜mo,提ti高gao棚peng膜mo的de透tou光guang率lv。加jia強qiang整zheng枝zhi打da杈cha管guan理li,去qu掉diao過guo多duo的de枝zhi葉ye,尤you其qi是shi內nei膛tang枝zhi葉ye,提ti高gao葉ye片pian和he花hua蕾lei的de見jian光guang率lv,減jian少shao養yang分fen消xiao耗hao,從cong而er提ti高gao坐zuo果guo率lv。
2.降jiang低di棚peng內nei濕shi度du,昆kun蟲chong授shou粉fen。甜tian椒jiao在zai開kai花hua授shou粉fen期qi對dui濕shi度du要yao求qiu較jiao為wei苛ke刻ke,遇yu到dao低di溫wen連lian陰yin天tian,棚peng室shi內nei的de濕shi度du過guo大da,容rong易yi導dao致zhi甜tian椒jiao花hua粉fen發fa育yu不bu良liang,活huo性xing降jiang低di,不bu能neng正zheng常chang完wan成cheng授shou粉fen。在zai中zhong午wu前qian後hou,根gen據ju天tian氣qi情qing況kuang,可ke放fang風feng降jiang溫wen排pai濕shi,盡jin可ke能neng降jiang低di棚peng室shi內nei的de濕shi度du。此ci外wai,在zai棚peng室shi內nei釋shi放fang熊xiong蜂feng,能neng夠gou明ming顯xian提ti高gao甜tian椒jiao的de坐zuo果guo率lv。
3.penshiweifeihezhiwutiaojieji。pengshitianjiaohuayafenhuadebixuyuansuzhiyi,quepengwangwangrongyidaozhihuayafayubuliang,weicizaihuaqianpenshihanpengdeyefei,keweizhizhubuchongyingyang,jianshaoluohualuoguo。penshi30~40毫克/公斤的萘乙酸溶液也可以起到很好的保花保果作用。
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