防大風暴雨危害苗床地勢要較高、四周有排水溝，遇暴雨能及時排出漬水。最好采用“一網一膜”覆蓋法，即在塑料薄膜上再覆蓋遮陽網

，其遮陽降溫、fangbaoyudexingnengbidanyizheyangwangfugaidexiaoguoyaohao。zaibaoyulailinqian

，jiangsuliaobomolaxia，fangfengkouheyan
，sizhouyongtumaiyan，fangyushuiliurumiaochuang，yamoxiangudinghao，fangzhibeidafengchuikai。ruomiaochuangjinshui
，shiturangbanjie，bulizhongzifayachutu，yizaochengdaliangsimiao。 

    防幹旱危害播種前，要測試種子發芽率
，根據測試結果確定播種量
，在苗床中澆足底水後播種或充分灌水。播種用水不能用汙水
、髒水，最好用地下水。播種前，苗床要遮陽保濕，根據天氣情況
，可在早晨或傍晚用噴壺向苗床噴少量水
，防止苗床幹旱。

    fangyangmiaotuchangyangmiaotuchangzhuyaoshiyinguangzhaobuzu。guanghezuoyongruo，zhizaodeyangliaoshao，wendugao，tebieshiyewengao，huxizuoyongqiang，xiaohaoyangliaoduo
，shitineiganwuzhihanliangjianshao，jiazhidanfeiheshuifenchongzu，zaochengletuchang。lingwai，yangmiaomiduguoda，huxiangzhedang，guangzhaobuzu，miaochuangneibutongfeng，yangmiaozhouweishouguangshao，zhiyoudingbushouguangduo
，cushiyoujingxunsushenchang，yehuiyinqituchang。yinci
，miaochuangqiejidashuimanguan，zhinengyongpenhupensashui，jiaoshuiliangbukeguoda，baochimiaochuangjianganjianshi，bingjishijianmiaohefenmiao。zhiyaobuxiayu，pengmoyaochangkai
，bianyutongfengtouguangpaishi
，yinyutian，jiechuzheyangwang
，zhiliusuliaobomofangyu，zhengqujiaoduosansheguangzhao。 

    防病蟲危害夏秋季育苗時，病毒病、蚜蟲、菜cai青qing蟲chong等deng病bing蟲chong極ji易yi產chan生sheng危wei害hai。因yin此ci育yu苗miao時shi要yao注zhu意yi防fang病bing蟲chong危wei害hai。一yi是shi施shi肥fei要yao施shi充chong分fen腐fu熟shu的de有you機ji肥fei，苗miao床chuang用yong多duo菌jun靈ling或huo甲jia醛quan等deng藥yao劑ji處chu理li消xiao毒du

，種zhong子zi需xu要yao用yong溫wen水shui浸jin泡pao或huo用yong藥yao劑ji處chu理li，避bi免mian土tu傳chuan病bing害hai發fa生sheng。二er是shi播bo種zhong後hou，立li即ji在zai苗miao床chuang內nei和he四si周zhou撒sa毒du餌er，毒du殺sha螻lou蛄gu等deng地di下xia害hai蟲chong。三san是shi降jiang低di苗miao床chuang溫wen度du
，以yi利li於yu預yu防fang病bing毒du病bing的de發fa生sheng。四si是shi選xuan擇ze抗kang病bing品pin種zhong。五wu是shi用yong防fang蟲chong網wang育yu苗miao，苗miao床chuang內nei設she立li黃huang色se和he橙cheng色se的de誘you蚜ya板ban
，誘you殺sha蚜ya蟲chong。六liu是shi及ji時shi打da藥yao，常chang用yong藥yao劑ji有you75%百菌清
、50%多菌靈、70%代森錳鋅、20%病毒A
、1.5%植病靈乳油、50%福美雙、50%抗蚜威
、50%辛硫磷乳劑、80%敵百蟲等。