在(zai)蔬(shu)菜(cai)生(sheng)產(chan)中(zhong),用(yong)氣(qi)體(ti)打(da)火(huo)機(ji)點(dian)燒(shao)蔬(shu)菜(cai)灰(hui)黴(mei)病(bing)部(bu),能(neng)殺(sha)滅(mie)大(da)量(liang)灰(hui)黴(mei)孢(bao)子(zi),對(dui)減(jian)少(shao)灰(hui)黴(mei)病(bing)擴(kuo)散(san)傳(chuan)播(bo)起(qi)到(dao)了(le)較(jiao)好(hao)的(de)輔(fu)助(zhu)作(zuo)用(yong)。試(shi)驗(yan)證(zheng)明(ming),用(yong)火(huo)燒(shao)過(guo)的(de)灰(hui)黴(mei)病(bing)部(bu),不(bu)管(guan)環(huan)境(jing)條(tiao)件(jian)如(ru)何(he),幾(ji)乎(hu)未(wei)見(jian)灰(hui)黴(mei)病(bing)複(fu)發(fa)。但是,近日記者在下鄉采訪中發現,很多菜農沒有正確運用點燒法,有兩個細節要注意。
qiyi,buyaozhijiezaibingbuxiafangdahuodianshao。dabufendedahuojidoushiyehuaqizhuangzhi,zaidahuoshi,shixianmaoqihoumaohuo,youshishiguangchuqibumaohuo。suoyizhijieyongqitidahuojizaizheshenghuimeibaozidebingbuxiafangdahuoshi,qitikenengxianyibujianghuimeibaozichuisan。huimeibaoziluozaiqitazhizhushang,zaishiyingdehuanjingtiaojianxiazaiciqinran,daozhipengneihuimeibingjiuzhibuyu。
而正確的操作方法是:應先在操作行內將氣體打火機點燃,然後再慢慢將其移動到灰黴病殘體下方,進行點燒,從而全麵殺死灰黴孢子。
qier,buyaoyongdahuojideneiyandianshaobingcanbuwei。yongdahuojijinxingdianshaoshi,qihuoyandeneiyanwendujiaodi,xiaoguojiaocha。zuihaoyongdahuojidewaiyanjiechubingcanbuwei,dianshaoshibuyaohuangdongbingcanti,dianshao1-2秒就足以將病原徹底殺死。
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