症狀 在zai菌jun種zhong瓶ping內nei或huo播bo種zhong後hou的de菌jun塊kuai及ji出chu菇gu後hou未wei挑tiao淨jing的de老lao根gen上shang易yi發fa病bing,發fa病bing後hou產chan生sheng綠lv色se菌jun落luo並bing蔓man延yan。綠lv黴mei不bu僅jin與yu蘑mo菇gu爭zheng奪duo營ying養yang,而er且qie分fen泌mi的de毒du素su還hai影ying響xiang蘑mo菇gu的de菌jun絲si定ding植zhi及ji子zi實shi體ti形xing成cheng。生產中采菇後的菇根很易受傷,培養塊染病後,很快長出綠色菌落,迅速蔓延,致蘑菇菌絲體或子實體生長不良或死亡。
防治 一yi是shi在zai生sheng產chan中zhong嚴yan防fang在zai接jie種zhong箱xiang或huo接jie種zhong室shi施shi用yong過guo量liang甲jia醛quan,以yi免mian甲jia醛quan變bian成cheng甲jia酸suan,形xing成cheng酸suan性xing環huan境jing。培pei養yang室shi周zhou圍wei應ying撒sa施shi石shi灰hui粉fen,發fa現xian有you被bei綠lv黴mei汙wu染ran的de菌jun種zhong,應ying及ji時shi挖wa除chu。二er是shi播bo後hou要yao及ji時shi檢jian查zha菌jun種zhong塊kuai,發fa現xian被bei綠lv黴mei汙wu染ran,立li即ji挖wa除chu並bing補bu上shang新xin種zhong塊kuai。三san是shi盡jin量liang選xuan擇ze在zai低di溫wen幹gan燥zao的de季ji節jie栽zai培pei,減jian少shao發fa病bing。菌jun絲si愈yu合he階jie段duan用yong塑su料liao膜mo覆fu蓋gai,通tong氣qi適shi量liang,注zhu意yi降jiang溫wen。後hou期qi塑su料liao膜mo不bu可ke揭jie起qi過guo早zao,以yi防fang愈yu合he中zhong菌jun塊kuai受shou侵qin害hai。菌jun塊kuai出chu現xian綠lv黴mei後hou應ying及ji時shi用yong40%多硫懸乳劑或50%多菌靈可濕性粉劑800倍液擦洗。
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