在雙孢蘑菇栽培中有時會發生褐斑病,導致雙泡蘑菇的質量和產量降低。
雙shuang孢bao蘑mo菇gu褐he斑ban是shi由you托tuo蘭lan斯si假jia單dan孢bao杆gan菌jun引yin起qi的de,因yin此ci又you稱cheng作zuo雙shuang孢bao蘑mo菇gu細xi菌jun性xing褐he斑ban病bing。該gai病bing原yuan菌jun存cun在zai於yu雙shuang孢bao蘑mo菇gu的de覆fu土tu材cai料liao中zhong,其qi含han量liang極ji少shao。用yong常chang規gui方fang法fa很hen難nan檢jian測ce出chu來lai,但dan它ta卻que能neng使shi雙shuang孢bao蘑mo菇gu嚴yan重zhong感gan染ran病bing,進jin而er降jiang低di經jing濟ji效xiao益yi。
該病目前防治存在著困難,其一是有些殺菌劑對病原菌無殺傷能力;其(qi)二(er)是(shi)有(you)些(xie)殺(sha)菌(jun)劑(ji)對(dui)雙(shuang)孢(bao)蘑(mo)菇(gu)菌(jun)絲(si)有(you)毒(du)性(xing)。經(jing)研(yan)究(jiu)者(zhe)們(men)篩(shai)選(xuan)發(fa)現(xian)拌(ban)棉(mian)醇(chun)能(neng)有(you)效(xiao)地(di)防(fang)治(zhi)此(ci)病(bing)。它(ta)對(dui)病(bing)原(yuan)菌(jun)殺(sha)傷(shang)力(li)強(qiang),作(zuo)用(yong)穩(wen)定(ding),且(qie)對(dui)雙(shuang)孢(bao)蘑(mo)菇(gu)菌(jun)絲(si)尚(shang)未(wei)見(jian)毒(du)性(xing)表(biao)現(xian)。另(ling)外(wai)該(gai)病(bing)還(hai)可(ke)采(cai)用(yong)其(qi)他(ta)藥(yao)劑(ji)防(fang)治(zhi),如(ru)菇(gu)床(chuang)上(shang)一(yi)旦(dan)出(chu)現(xian)病(bing)菇(gu)要(yao)及(ji)時(shi)清(qing)除(chu),集(ji)中(zhong)處(chu)理(li),然(ran)後(hou)噴(pen)灑(sa)1:500倍50%的de多duo菌jun靈ling或huo代dai森sen鋅xin。除chu了le化hua學xue藥yao劑ji防fang治zhi外wai,還hai可ke采cai用yong生sheng物wu防fang治zhi,即ji利li用yong雙shuang孢bao蘑mo菇gu病bing原yuan菌jun的de拮jie抗kang菌jun來lai抑yi製zhi該gai病bing發fa生sheng。目mu前qian以yi篩shai選xuan分fen離li出chu與yu原yuan病bing體ti近jin緣yuan的de拮jie抗kang菌jun——yingguangjiadanbaoganjunzhiji,zhejiuweigaibingdefangzhikaipilexindetujing。chuleshangshufangzhicuoshiwai,haiyingcongjiaqiangzaipeiguanlirushou,yangezhangwohaochuguhuanjingtiaojian,bimianjungaijishuihetumianguoshi;同時降低出菇的空氣相對濕度,這樣也能收到較好的效果。
手機版




