一要噴施赤黴素 扣棚加溫後,植株長出1-2片幼葉時噴10-20×10-6赤黴素,每株噴5毫升藥液,間隔1周,按長勢強弱可酌情噴2-3次,促進生長發育。
二要放蜂促授粉 草莓授粉不良易產生畸形果和坐果不整齊,若在棚內放養1-2箱蜜蜂,可明顯提高坐果率和減少畸形果的發生。放蜂時間在整個花期進行,放養量以每畝地2隻蜂箱為宜,授粉期間棚內白天溫度保持在20-25℃。
三要適度疏蕾 shidushulei,kecushidanguozhongzengjia,guoshichanliangtigao,guogedaxiaojunyun,chengshuqitizao,caishouqijizhong,caishoucishujianshao,congerzengchanzengzhi。caomeiyixiankaifangdedijicihuajieguohao,guogeda,chengshuzao,jiagegao。suizhehuaduojicizenggao,wangwangkaihuahoubunengxingchengguoshierchengweiwuxiaohua,huozhejishiyoudexingchengguoshi,yeyouyutaixiaowucaishoujiazhierchengweiwuxiaoguo。yinci,yingzaihualeifenlizhiyijihuoerjixuhuakaifangshi,genjuxiandingdeliuguoliang,shuchuhouqiweikaidehualei。
四要摘除老葉 草莓一年中新葉不斷發生,老葉也不斷形成。老葉具有較多抑製花芽分化的物質且營養消耗大於光合積累;bingyedaiyoubingjunyichuanbomanyan。yinci,yingshishishiliangdizhaichulaoye,jishizhaichucanyehebingye,bingjiangqidaichuyuanwaixiaohuihuoshenmai,congercujinhuayafenhua,jiangdiyangfenxiaohao,gaishantongfengtouguang,tigaoguanghexiaolv,jianshaobingchonghaifasheng,youliyucaomeizhizhushengchangfayu。
五要墊果提質 caomeizhizhuaixiao,zuoguohouguoshixiachuiyijiechudimian,yishiguoshibeinituwuranhebingchongweihai,yeyizaochengguoshizhesebujun,yingxiangguoshipinzhi,yincixuyaodianguo。caomeidianguozuihaocaiyongdimofugai,jieheturangguanli,yijuduode。meiyoudimo,yekezaixianleihoupushangqiesuidedaocaohuomaijiedianguo。dianguocailiaozaiguoshicaishouhouyingjishichechu,yiliyuzhonggengshifeidengtianjianguanli。
六要除匍匐莖 草cao莓mei葡pu匐fu莖jing消xiao耗hao母mu株zhu營ying養yang,易yi使shi植zhi株zhu鬱yu閉bi擁yong擠ji,影ying響xiang通tong風feng透tou光guang。因yin而er摘zhai除chu甸dian甸dian莖jing,可ke明ming顯xian避bi免mian消xiao耗hao,改gai善shan光guang照zhao,有you利li於yu花hua芽ya分fen化hua,增zeng強qiang越yue冬dong能neng力li,提ti高gao果guo實shi產chan量liang和he品pin質zhi。在zai果guo實shi發fa育yu期qi發fa生sheng的de匍pu匐fu莖jing,應ying及ji時shi摘zhai除chu。人ren工gong摘zhai除chu匍pu匐fu莖jing費fei工gong,可ke試shi用yong多duo效xiao唑zuo、青鮮素或矮壯素等,來抑製匍匐莖的發生。摘除匍匐莖可結合中耕、培土、摘zhai葉ye等deng管guan理li進jin行xing。高gao級ji次ci花hua序xu易yi出chu現xian雌ci雄xiong性xing不bu稔ren,開kai花hua後hou疏shu除chu一yi定ding的de高gao級ji次ci花hua果guo,不bu僅jin可ke降jiang低di畸ji形xing果guo率lv,也ye有you利li於yu集ji中zhong養yang分fen供gong應ying低di級ji次ci花hua果guo發fa育yu,使shi果guo個ge增zeng大da,提ti高gao整zheng齊qi度du。值zhi得de注zhu意yi的de是shi在zai寒han冬dong時shi,對dui肥fei用yong的de清qing水shui應ying盡jin可ke能neng調tiao至zhi接jie近jin棚peng內nei的de溫wen度du為wei宜yi;暖棚草莓追葉肥後,應適時、適量打開門窗或棚膜通風換氣,降低棚室濕度。
七要葉麵噴肥 草莓葉麵追肥具有成本低、肥料利用率高、肥效快、增產、品質優、投入少、回(hui)報(bao)率(lv)高(gao)等(deng)優(you)點(dian)。一(yi)般(ban)在(zai)棚(peng)室(shi)草(cao)莓(mei)花(hua)期(qi)時(shi)噴(pen)施(shi)硼(peng)肥(fei),果(guo)實(shi)膨(peng)大(da)時(shi)噴(pen)施(shi)磷(lin)酸(suan)二(er)氫(qing)鉀(jia)加(jia)尿(niao)素(su),或(huo)過(guo)磷(lin)酸(suan)鈣(gai)加(jia)尿(niao)素(su)等(deng)液(ye)肥(fei)。同(tong)時(shi),還(hai)要(yao)選(xuan)在(zai)晴(qing)天(tian)下(xia)午(wu)2-3時為宜;10-15天1次,連噴2-3次。為防止浪費和肥害,必須控製好濃度和用量,各有關肥料使用濃度應控製在:尿素0.3%-0.5%,過磷酸鈣2%-4%,磷酸二氫鉀0.25-0.4%,硼肥0.05-0.1%a。一般每畝地施肥液30-40千克。
八要防病治蟲 為防治花期發生葉斑病、白粉病和灰黴病,可噴施50%多菌靈500倍液、70%甲基托布津1000倍液、20%粉鏽靈乳劑1500倍液等。防治蚜蟲可噴施50%抗蚜威可濕性粉劑2000-3000倍液;防治紅蜘蛛,宜噴施5%尼索朗乳油2000倍液。
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