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马水桔春梢叶色淡黄容易裂果怎么办?

dg真人游戏faburiqi: 2017-05-20 22:51

问:
dg真人游戏家种有马水桔,春梢叶色淡黄.且被红蜘蛛危害,而且马水桔容易裂果,发育慢,大小不齐,专家这怎么办?

dg真人游戏mashuijiechunshaoyesedanshiyouduozhongdeyuanyinsuoyinqide。liru:

dg真人游戏1、qunianguaguoshuguoxiangduiguoduo,guoshiliushubaoxiandaishoushijianguozhang,duishutiyoujiyangfenxiaohaoguoda;shirudefeiliaoyihuafeiweizhu,shaoshihuobushiyoujifei,zaochengturanglihuaxingnengtuihuayanzhong,turangdebaoshui、baofeinenglicha,genxideshengzhangshoudaoyizhi,yangfenxishoushouzu;caiguoqianhoushirudefeiliaodejiegoubuhelihuoshirudefeiliangbuzu,shushinanyidedaozhengchangdehuifu;binghaideyingxiangdengdengdeyuanyin,douyoukenengdaozhichunshaoshengzhangdebuliangerchuxiansedandexianxiang。yaojiejuechunshaoshengzhangbuzhengchang,yansedandefangfa,yaozhenduizaochengdeyuanyin,zhenduixingdijinxingjiejue,xiaoguocainengmingxian。

dg真人游戏2、duihongzhizhudenghaimanleideyouxiaofangzhi,shouxianyaoduihaimandetedianjinxingyoujiaoshenrudelejie(hongzhizhu-ganjuquanzhuamanhuohongyeman、xiuzhizhu-ganjuxiuman)。youyuyixieguonongduihaimandetexinglejiebuqing,zaochengzaifangzhihaimanzhongchuxianlewuqu。liru: wuquyi,duihaimandefashenggaofengqizhuabuzhun,cuoguoyongyaodezuijiashiji。wuquer,yongyaoguoyudanyi,haimanrongyichanshengkangyaoxing,yongyaoxiaoguobumingxian。wuqusan,xuanzedepenyaoqiwudiguodahuopenyaoguochengcufang,fangzhixiaoguochadeng。shangshufangzhihaimandewuqu,shilingguonongfangzhichengbengaojubuxia,fangzhichuyupiyubenmingzhuangtaidezhuyaoyuanyin。

duimanleideyouxiaofangzhi,yaozhenduishangshudewuqu,qingchulejiehaimandetexing,zhuazhunqifashengdegaofengqi、guanchefangzhizhibiaomidukaishiyongyao、yijixuanyaojijiaotiyongyao、tigaoyaowudefugailv,zheiyang,fangzhihaimancainengqudelianghaodexiaoguoyijijiangdichengben。

(1)zhuazhunhaimandefashenggaofengqiguanchefangzhizhibiaomidujinxingyongyao。haimanchangniandefashenggaofengqiyibanzai4-6yuefenhe9-11yuefen,danruguo3yuezhongxiaxunqiwendadao15℃yishangshi,qifashenghuitiqian。shangshuqijian,keyong10beiyishangdefangdajing,suijichouchayepian,hongzhizhuchunjidefangzhizhibiaowei3-4tou/ye(qiujiwei5-7tou/ye);xiuzhizhudefangzhizhibiao,dangyou5-10%guoshihuoguodichadaoyouxiumanshangguoshijidadaofangzhizhibiaoyongyao。

(2)lejieqingchuchangyongshamanyaodegongnengtedianhelixuanyaojijiaotiyongyao。youyumanleiduiyaowushiyingjiaokuai,kangyaoxingchuxianyekuai。yinci,duifangzhimanleiyaozuodaobuguangaizhongyaowuruheyouxiao,douyinggaidangnianmeijizuowujinliangzhishiyong1ci。tongguobutongyaowudezhuanhuanshiyong,ganraohaimandekangyaoxing。tongshi,zaixuanzeyongyaozhong,yaolejieqingchumeiyizhongyaowudezhenshihuaxuechengfen,cainengbimianbeidongdibuzhiqingdizhongfushiyongtongyizhonghuoxiangtonggongnengdeshamanyao。

ciwai,yaozhongshidongjiqingyuan,jiangkuzhi、bingzhi、xianruozhi、luoye、luoguoshoujihoushaohui,jiandiguoyuanzhongdebingchonghaiyuan。zaiqingyuanzhong,keshiyong45%liuhuangxuanfuji250beiye,jishajunyekeyiduihaimanyouhenhaodefangzhizuoyong,qieshiyongchengbenbiqitashamanjidi。

(3)yaoxuanzeyalihao、wudixidepenqiang,yiyaowuxiangyepiandibupenshiweizhu,congertigaocaozuoshangdefangzhixiaoguo。zuihou,jiumuqianmianshideshamanyao,chushangshuyijieshaodeyaowuchuwai,haiyouru: damantong、danjiami、xiumantong、luomanzhidengdoushifangzhimanleideyaowu,doukenengduimanleiyouhenhaodefangzhixiaoguo。danwentishiyingdangjianchishangshujieshaodeyuanze,cainengzuodaokexueyongyao,cainengdadaogenghaodefangzhixiaoguo。

dg真人游戏3、mashuijieguoshilieguo、fayudaxiaobuzhengqidewenti。yaojianshaoguoshidelieguo,yingdangjianlizongheguanlidesilu,erbingfeikaoyiliangcidepenyaohuoshifei,huodangchuxianlieguoshizaicaiqucuoshijiunengjiejuewentide。yaojiejuejianshaolieguozheiyiwenti,yaoconggenbendejichuzuoqi。

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