大風天的管理 大棚草莓如遇大風,棚膜會隨風鼓起,上下摔打,如不及時管理,棚膜就被吹破,使棚內草莓遭受凍害。管理措施:basuoyoudetongfengkouduyan,fangzhidafengchuijinpengneiweihaicaomeizhizhuhepohuaipengmo。lejinyamoxian,biyaoshifangxiayibufencaoshanbapengmoyalao。ruyejianyuguadafeng,yaobacaoshanyalao,zuihaoyongbianzhidaizhuangbandaituyazaibufencaoshanshang,yifangfengdabacaoshanguadiao。
降雪天的管理 chudonghezaochunjiangxue,waijiewendubushihendi,kenengbianjiangxuebianronghua,shitoucaoshan,zheyangjiyingxiangbaowen,caoshanjuanfangyekunnan,yourongyiyakuapengjia。yinci,yingcaiqujiangxueqianjiekaicaoshan,xuetinghouqingchujixuezaifangxiacaoshandebanfa。shendongchuxianbaofengxuetianqi,waijieqiwentaidibukejiekaicaoshan,fouzehuidonghuaipengneicaomei。guanlicuoshi:daxueyazaicaoshanshang,henrongyibapengjiayakua,bixujishiqingchucaoshanshangdejixue,haiyaobapengqiangpangdexueqingchu,yifangxueronghuatongguonitushenjinpengnei,bujindaizoureliang,erqiesunhuaipengqiang。baitianqingsaopengmoshangdexue,zengqiangpengtitouguangxing。tigaopengwen,caiqulinshicuoshihelitiaokongpengwen,zhuyifangzhiqihaifasheng。weizengwenfangdonghaikezaipengneikouxiaogongpeng。gaishanguangzhao,baitianyaozhuyizaojiecaoshan,danyaozhuyibunengyicixingquanjie,yifangxuehouzhuanqingguangzhaoguoqiang,daozhicaomeiyanzhongshishuizaochengyongjiuweinian。
陰霧天的管理 冬季經常出現陰霧天氣,在這種天氣下大棚的光照不及晴天的1/5,空氣相對濕度在95%以上,室內溫度在15℃以(yi)下(xia)。這(zhe)樣(yang)惡(e)劣(lie)的(de)天(tian)氣(qi)不(bu)僅(jin)限(xian)製(zhi)了(le)草(cao)莓(mei)葉(ye)片(pian)光(guang)合(he)作(zuo)用(yong)的(de)進(jin)行(xing),減(jian)少(shao)光(guang)合(he)產(chan)物(wu),推(tui)遲(chi)草(cao)莓(mei)成(cheng)熟(shu)期(qi),如(ru)在(zai)草(cao)莓(mei)花(hua)期(qi)連(lian)續(xu)幾(ji)天(tian)陰(yin)霧(wu)天(tian)氣(qi),還(hai)會(hui)大(da)大(da)降(jiang)低(di)草(cao)莓(mei)坐(zuo)果(guo)率(lv),產(chan)生(sheng)畸(ji)形(xing)果(guo),導(dao)致(zhi)產(chan)量(liang)下(xia)降(jiang),品(pin)質(zhi)變(bian)劣(lie)。管(guan)理(li)措(cuo)施(shi):一是增加人工輔助光照。可用白熾燈作光源,進行加熱處理,每盞100瓦燈約照7.5平方米,每天下午5時至晚上10時加熱5~6小時,草莓可增產30%~50%,畸形果減少50%。二是合理控溫。安裝臨時加熱設備,加熱一般在夜間進行,並在正午前後進行短時間通風,控製棚內白天溫度在20℃左右,夜間溫度在10℃以上。三是輔助授粉。在草莓花期,放養蜜蜂輔助授粉,通過蜜蜂授粉,可提高坐果率50%~70%,顯著提高草莓產量和品質,提高經濟效益。
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