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。
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。
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。
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。