penzaihuahuideyepianweishenmerongyifahuangni?penzaihuahuiyouyupenneiturangjiaoshao,kongjianyouxian,genxibunengziyouxiangxiahexiangsizhoushenzhan,yinerfayushoudaoxianzhi,ruguopingshiguanlibushan,yanghubudang,jiuhuibiludizaipeidehuahuigengrongyifashengyezifahuangxianxiang,qingzhezirongjianse,zhongzhezhengzhusiwang。xiamianwomenlailejiepenzaihuahuiyepianfahuangdeleixing。
yi、shuihuang。jiaoshuiguoduo,pentujishuijiushi,zaochengtuzhongquefayangqi,daozhibufenxugenfulan,yinerxishui、xifeinenglijianruo,yinqinenyebianchengdanhuangse,huayeyexiangjizhujianbianchenganhuangse。faxianhouyinglijikongzhijiaoshui、tingzhishifei,bingjingchangsongtu,shipentutouqilianghao。fabingyanzhongde,xuyaojiangzhenggetudicongpenzhongtuochu,zhiyugantuduizhong,shishuifenxunsushenchu,daixiachuidezhiyefuyuanhouzaizhongxinzairupenzhong。
er、hanhuang。jiaoshuiguoshao,huozhangqijiaobanjieshuihuoloujiao,shiyepiandeshuifenzhengfadayuxishou,zaochengshuifengongbuyingqiu,yehuiyinqiyepianfahuang。“hanhuang”shicongxiabuyepianzhujianxiangshangbianhuangkujiaotuoluode,yanzhongshiyebingxiachuichengweinianzhuang。faxianhouxumashangjianghuapenyizhiyinliangchu,xiangyemianshangpenxieshui,bingjiaoshaoliangshui。yihousuizhejingyezhujianhuifutingba,zaizhujianzengjiajiaoshuiliang,ruocishizhouranjiaoguoduodeshui,jiuyoukenengzaochengxibaozhibifenli,yuanshengzhishoudaosunshang,eryinqihuahuisiwang。
san、feihuang。shifeiguoduo,tebieshishidanfeiguoduoeryouquefalin、jiafeishi,rongyiyinqiyepianbianhuang,biaoxianweixinyefeihou,yemiandadouaotubuping,laoyezhujianbianhuangtuoluo,yanzhongshiyejianganku,shenzhizhenggeyepianjiaohuang。yudaociqingkuangyinglijishifei,zengjiajiaoshuiliang,rangfeiliaocongpaishuikongliuchu,huolijidaopen,qudiaobufenchentu,bingyongshuixichongtutuo,huanshangbufenxindepeiyangtu,zaijiangzhizhuzhongxinzairupennei。
si、ehuang。shifeibuzu,youqishizhangqiweishidanfeihuoweihuanpentu,tuzhongdansuyingyangquefa,daozhizhiyeshouruo,yeboerhuang,xujishidaopen,jiangzhizhutuochu,huanshangyigedayihaodepen,zhuangruxindeshusongfeiwopeiyangtu,jiangqizhongxinzaihao。jiaotoushuihoufangbanmingchuhuanmiao。daiqihuifushengzhanghoushiyixibodeyefeihuofuhehuafei。
五、碱黄。北方栽植喜酸性土的花卉,如山茶、兰花、含笑、桅子、桂花时,由于北方多数地区土壤含盐碱较多,上述花木培养一段时间之后就会因缺乏可被花卉吸收的可溶性铁元素逐渐失绿变黄。此时,可有间隔地浇施0.2%硫酸亚铁液,同时相间浇施0.1%磷酸二氢钾液,使“碱黄”得到治愈,同时磷酸二氢钾还含有磷、钾元素,有利于花芽分化和提高花的质量。
六、酸黄。我国南方地区为红壤土,土壤呈酸性或偏酸性,土中镁元素易流失,叶片因缺镁常表现出老叶、叶脉间首先绿发黄,可施用钙镁磷肥或喷施0.1%至0.3%的硫酸镁溶液。对于酸性土的改良,应注意增施腐熟的有机肥和施用石灰,施入少量石灰,不仅可以中和土壤酸性,而且能够促进有机肥料的分解。
qi、shaihuang。xiajijiangxibanyinhepagaowenyanredehuahui,ruwenzhu、diaolan、junzilan、xiankelai、daoguajinzhongdeng,fangzaiqiangguangzhishechuyanghu,jiyizaochengnenyeyahuoyeyuankujiaohuozhenggeyepianfahuang,faxianhouxulijijiangqiyidaotongfenglianghaodeliangshuangdifangpeiyang。
ba、yinhuang。xiguanghuahuiruozhangqifangshineiguangxianbuzuchuyanghuzeshengzhangshuairuo,yepianbianboerhuang,bukaihuahuohenshaokaihua。peiyangzheileihuahuipingshixujiangqifangshiwaixiangyangchuhuobanguangchu,kaihuahouzaibanrushineiguanshang。
jiu、ganhuang。beifangdongjiyinyongnuanqihuoshengmeiqunuan,daozhishineikongqiganzao,yixiexikongqishirundehuahui,rulanhua、guibeizhudeng,zaizheizhonghuanjingtiaojianxia,yichuxianyejiangankuhuoyeyuankujiao,yepianshangfashengjiaoban,bianyuanjuanqudengxianxiang,yingjingchangyongyushiwenjiejindewenshuipenxizhiye,bingzainuanqipianshanghuohuolushangfangyipenqingshui,yilizengjiashineikongqishidu。duiyuyixiemingguihuahui,yejianzuihaoyongsuliaobomozhaozhaoshang,bingzaizhaoneifangyipenqingshui。
十、寒黄。北方冬季天气寒冷,若此时室温低于8℃,一些喜高温的花卉,如一品红、变叶木、叶子花、孔雀竹竽、花叶万年青等就会受害,引起叶片发黄脱落;如果室温低于5℃,大部分喜温暖畏寒冷的花卉也会受害,叶、花、果发黄,干枯,易脱落。因此,入室后要根据各类花卉对温度的要求调节室内温度。
shiyi、bingchonghuang。huahuiyushouzhenjun、bingdudengbingyuanwuqinran,bianhuiyinqiduozhongyebanbing,shiyepianjubuzuzhihuaisi,chuxianshilvhuangbanhuohuanglvxiangqiandebanbo,huozhengyebianhuangtuoluo。shoudaohongzhizhu、jieqiaochongdenghaichongweihai,yelvsushoudaopohuai,yehuishiyepianchuxianhuangbaisexiaobandian,huoyesebianhuangtuoluo。faxianhouxujishipenyaofangzhi。
shier、duhuang。fangzhihuahuibingchonghaishishiyongnongyaonongduguodahuoshiyanxiazhongwupenyao,junyifashengyaohai,yinqiyepiankuhuang;shoudaokongqizhongyouduqitiwuranhuoshishoudaoturangzhongyouduwuzhiduhai,yeyizaochengyepianjubujiaoku,shenzhiquanzhukusi。yinci,yingzhuyihelishiyongnongyao,shefapaichukongqiwuranhebimianturangduhai。