yishirongyiliuxiabingjunhuangguazhizhuzhongbushaohuanyougenbubinghai,ruogenxibachubuchedi,bingyuanjunhuijixuzhiliuzaiturangzhong,weihaixiachashucai。yinci,huangguabayuanshiyidingyaojianggenxiquanbubachulai,ruoturangjiaogan,kezaibayuanqianqingjiaoyishui,jiangturangshirun。biyaoshikecaiquwachu,yimianxugenduanliuzaiturangzhong。lingwai,zaibayuanqianzuihaoyoubingzhudedifangzuohaobiaoji,bayuanhoujiangbingxueyongshengshihuihuoyaoyezhongdianchuliyixia,yichedixiaomiebingjun。
二er是shi容rong易yi將jiang根gen係xi上shang的de根gen結jie線xian蟲chong留liu在zai土tu壤rang中zhong有you根gen結jie線xian蟲chong的de棚peng室shi,大da量liang的de根gen結jie線xian蟲chong會hui附fu帶dai在zai黃huang瓜gua根gen係xi上shang,若ruo拔ba根gen不bu徹che底di,會hui繼ji續xu留liu在zai土tu壤rang中zhong,為wei害hai下xia茬cha蔬shu菜cai。因yin為wei,黃huang瓜gua拔ba園yuan時shi正zheng是shi消xiao滅mie根gen結jie線xian蟲chong的de大da好hao時shi機ji,可ke利li用yong此ci機ji會hui將jiang附fu在zai根gen係xi上shang的de根gen結jie線xian蟲chong徹che底di帶dai出chu來lai。為wei此ci,黃huang瓜gua拔ba園yuan時shi除chu根gen一yi定ding要yao幹gan淨jing徹che底di。
不少菜農在黃瓜拔園時有些“偷工減料”,bushijianggenbuyiqibachulai,ershiconghuangguadegenjibugeduan。youxiecainongsuiranyejianggenxibachulaile,danyouyubayuanshipengdijiaogan,zhijiangzhugenbachulaile,dabufendexugenzeduanliuzaiturangzhong。黃瓜拔園時一定要帶出根,若除根不徹底,很容易留下禍根,為以後病害的傳播埋下隱患。除根不淨弊端有二:
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