花叶万年青冻害处理:
huayewannianqingbunaihan,zuishiyideshengzhangwenduwei25~30℃,zaidongjiqiwendiyu5℃deqingkuangxia,huayewannianqingjiyizaoshoudonghai,rubujishichulizehuizaochengsiwang。
1、微度冻害
yemianshiquyingyoudeguangze,yepianxiangshishuiyangxiachui。cishiyingjianghuayewannianqingbandaowendujiaogaodedifang,shizhizhujianhuifuzhengchang。zhuyiwendubukezaishouhaihouzhousheng,yimianyepianweinian。
2、轻度冻害
yepianchuxiachuiwai,yepianhuifashengkaishuitangshangyangdonghaibankuai。chulishijiangyepianshangdehanbanjianqu,jianghuahuibandaowennuandedifangjike。
3、中度冻害
yepiandabufenchuxiandongban,yebingchuxianshuizizhuangbankuaibingshilv。cishiyinglianyedaibingjianqu,bingyongcaomuhuihuomeihuitumoshangkou,ranhoufangruwennuandedifang,shidangkongzhijiaoshui,shizhimanmanhuifuzhengchang。
4、重度冻害
nenzhixinyeshilv,chengxianshuizizhuangbankuai,dixiagenxishoudongerlangen。yingjishijiangzhizhuwaqi,qiechudixiabufen,bingjianqushouhaidezhijing,yongcaomuhuitumoshangkouhou,zhuzangyushirundesushazhong,kaichunhoujinxingqiancha。ruguofashengyanzhongdedonghai,zhenggezhizhudouchuxianbingban,zewanjiuxiwangshenwei,yingkaolvgengxinhuahui。
huayewannianqingbuzhizaijiajuzhongjirenyizhongyouyashushideganjue,danzaiwendushangqueyaozhuyi,huayewannianqingbunaihan,wenduguodihuishoudonghai,huayewannianqingdonghaidechulibanfajiujidajiajieshaodaozheilile,xiwangduidajiayousuobangzhu。