梅花的病害：
1、灰斑病
huibanbingshimeihuachangfashengdebinghai，zaiyepianshangzhangyuanxingbingban，chenghese、yinbaise、heihese，binghaimingxian，jigebingbanhezaiyiqibianda，shangmianshengyouxiaoheidian，cishiyezituoluo。xinshaofabingchuqibingbanzhangxing，qianhese，shuizizhuang，bianyuanmingxian，moqiaoxianyisuo，chuxianbulianxudexiaozongliekuiyangzheng，fabinghouxinshaocongjibutuoluo。
解决方法：peiyukangbingnengliqiangdejianzhuangzhizhu，yamengdongshiyong50%daisenanshuijiduishui1 000beipenwu。gaibingzai6yuefenfashengyanzhong，yong1：1：100deboerduoye，50%tuijuntekeshixingfenjiduishui1 000bei，liangzhouda1ci，pen4-5cijike。
2、褐斑病
hebanbingzhuyaocong6yuefenkaishifasheng，8-9yueyanzhong，yujiduicibingfashengyouli。gaibingzhuyaoweihaimeihuadeyehexinshao。yefabingchuqiweizisexiaoheidian，houqichengyuanxing，bingbanbianyuanqingxi，waiweizihese，zhongjianhuibaisehuohese，lvedailunwen，bingchuxianhuihesemeizhuangwu，shifenshengbaoziqi。houqibingbangankutuoluo，xingchengchuankong。yeyituoluo，xinshaoshangdebingbanzihese，youhuihesemeizhuangwu。
解决方法：jizhongshaohuibingzhuheluoye，mengyaqianpenbomei2-4dushiliuheji，huozhe1：1：120boerduoye。6yuekaishifabingshipen65%daisenxinkeshixingfenjiduishui500bei，7-10tianpen1ci，lianxupen2-3cijike。
3、白粉病
baifenbingchangzaishiduda、wendugao、tongfengbuliangdehuanjingzhongfasheng。zaochunsanyue，meihuamengyashi，nenyahexinyeyishoubingjunqinran，shouhaibuweihuichuxianhenbodebaifenceng，jiezhebaifencengshangchuxianzhentoudaxiaodeheisehuohuangsekeli，houqiyepianbianhuangerkusi。
解决方法：chuqipenfenxiuning25%duishui200bei，huozheyong70%jiajituobujin1 500beiduishui。
4、缩叶病
suoyebingzhuyaozai3-5yuefenfasheng，qiwenzai20℃zuoyou，zuiyouliyumeihuasuoyebingdezinangbaoziheyabaozishengzhang，qinhaimeihuanenyaheye，nenshaobianduansuo、cu、misheng。yepianzhousuo，erhourouzhihua。yemiancucao，yexiangbeijuanqu。fabingchuqiyehuangse、hongse、zihongse、huibaise，yepianshangchuxianfenmozhuangwu。yanzhongshi，shushishuairuo，bingshaokusi，huajianshao。
解决方法：kepensatuobujinhuoduojunlingfangzhi，yikepensa1%boerduoye，meigeyixingqipenyici，3～4cijikezhiyu。
meihuadeguanshangxiaoguobijiaohao，zheilibukaipingshideyanghu，meihuazaiyangzhiguochengzhongyanghubudanghuichuxiangezhongbinghai，meihuachangjiandebinghaiqingkuangjijiejuefangfaxiaobianjidajiahuizongle，xiwangduidajiayousuobangzhu。
