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暖冬过后,果树倒春寒的预防和补救措施有哪些?

   2020-03-20 966
核心提示:虽然已经进入春季,气温越来越高,但仍有冷空气突然来袭的可能,这种现象俗称为倒春寒,环境气温的忽高忽低,会对果树生长造成极大危害。那暖冬过后,果树倒春寒的预防和补救措
         虽然已经进入春季,气温越来越高,但仍有冷空气突然来袭的可能,这种现象俗称为“倒春寒”,环境气温的忽高忽低,会对果树生长造成极大危害。那暖冬过后,果树倒春寒的预防和补救措施有哪些?建议果农收藏!

果树倒春寒的预防和补救措施

一、果树倒春寒的预防措施

1、加强田间管理

jiaqiangguoyuantufeishuiguanli:bingzengshiyoujifei,duojinxingyemianzhuifei,baohuzhizhuyepian,yibiantigaoshutiyingyangshuiping,zengqiangguoshuduidiwendedikangli。

jiaqiangbingchongfangzhi:jieheqingyuan,womenxuyaoduiguoshuzhuyaobingchongcaiquzonghefangzhicuoshi,yibianweichijianzhuangshushi,zengqiangshutiduidonghaidedikangli。

caiqucuoshiyanchihuaqi:womenkeyichongfenliyongfushaokaihuawandetedian,dongjizhongjian,xiajizhaixin,cufashao,yekeyipenshishengzhangdiaojieji,yanhuankaihuajincheng,shiguoshudehuaqicuokaidiwendonghaishiqi。

果树倒春寒的预防措施

2、采取抗冻措施

jiaoshui:dangyoudafengjiangwenyubaodeshihou,womenwubiquanyuanjiaoguanlengshui,bujinkeyiyouxiaofangzhihanchaoqinxi,jiangdidimianfushe,hainenggoubuchongshutishuifen,zengjiakongqishidu,tigaoludianwendu,youxiaojiangdidonghaichengdu。caiquzheizhongfangfa,keyituichiguoshuhuaqi3-4tian,youliyubikaizhuyaoshuangdongshiqi。

shupanfugai:zaishupanneipuyiceng10-2limihoudemaijie、zacao、daocao、shuyedengzawu,bingjiaotoushui,shicaoquanburunshi,ranhousashangyicengturang,jinenggoubaoshang,youkeyizugelengkongqiruqin,duibaochihetigaotuwen,fangzhidonghaifashengyoushifenxianzhudexiaoguo。

shugantubai:zaizaochundeshihou,womenkeyiliyongtubaijishuashugan、zhuzhi,jinenggouyanchiwuhouqi,youkeyishachongfangdong。tubaijipeizhidefangfaruxia:shui10fen、shengshihui3fen、shiliuheji0.5fen、shiyan0.5fen、youzhishaoxu,suihoujiaobanjunyun。

果树采取抗冻措施

二、果树倒春寒补救措施

1、花期补救

zaihuatuoweishouhaiqingkuangxia,keyijishipenshitiandarongye,nenggoucujindanxingjieshi,mibuyidingdechanliangsunshi。

duihuaweikaiwandeguoshu,xuyaolijijinxingrengongshoufen,bingyemianpenshi0.3%pengshajia1%zhetangye,tigaoguoshudezuoguolv。

jiaqiangtufeishuizongheguanli,yanggenqiangzhuangdeguoshu,cujinguoshifayu,zengjiadanguozhong,jinliangjianshaoguoshuchanliangsunshi。

jiaqiangbingchonghaizonghefangzhi,jianshaobingchonghaizaochengdeshutishuairuohejingjisunshi。

果树倒春寒补救措施

2、花后补救

yanchixiujian,shangkoubaohu:xuyaoshidangtuichiguoshuxiujianshijian,bimianchanshengxinshangkou,youliyufenqing、qubiedongshangyahedongshangzhi,zuidaxiandubaozhengguoshuchanliangheshutizhangshi。zaidiwenguohou,xiujianyaojinliangjianshaoshangkou,bingyaojishiyongjiankouyoujinxingshangkoubaohu;duiyijingxiujianshudejianjukou,meiyoubaohudezhitiao,yaoyongjiankouyoujinxingbaohu。tongshi,zaiguoshumengyahou,yaojianchasuojiandongsizhitiao,yanfangdonghaihoupingguofulanbingdebaofaheliuxing。

jishifangzhibingchonghai:donghouguoshushutiwangwangshuairuo,dikanglicha,daolexia、qiuji,rongyiyinfashuzhibing、fulanbing,guoshushangkouyaojishiyongyaojitumoxiaodu。

jiaqiangtufeishuiguanli:womenxuyaozhuishiguoshuzhuanyongfei,peihepenshiyemianfei。lingwai,xuyaoshishizhonggengsongtu,yibiantigaoturangwendu。

gaishanzaipeicuoshi:duihuayashoudongdepingguoshu,womenyaozaikaihuaqianhexiehuahoupenshiyemianfei,liyongmifengshoufenherengongfuzhushoufen,tigaozuoguolv,zengjiazuizhongchanliang。zaicijichushang,keyijiaqiangfeishuiguanli,cujinshutijianzhuangshengzhang,zuodaokexueliuguo,jinyibutigaopingguochanlianghepinzhi,jiangdijingjisunshi。

zaiguoshudaochunhanshi,yingyiyufangweizhu,bujiuweifu,guonongpengyoumenyingjijizuohaoyufangdaochunhandexiangguangongzuo,basunshijiangdaozuidi。

 
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