解淀粉芽孢杆菌BQD1培养条件优化及对尖孢镰刀菌抑制效果

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关键词解淀粉芽孢杆菌;培养条件;优化;抑菌效果中图分类号S432.1文献标识码A文章编号 0517-6611(2025)17-0123-04doi:10.3969/j. issn.0517-6611. 2025.17. 027

开放科学(资源服务)标识码(OSID):

Optimizationof Fermentation ConditionsforBacilus amyloliquefaciensBQD1andItsInhibitoryEfect onFusarium oxysporum JIANG Xi-feng,YANGFan,WANGShuangetal(PlantProtectionIstitute,HeiloiagAcademyofAgriculturalScienceSitific Observing and Experimental Station of Crop Pestin Harbin,Ministryof Agriculture,Harbin,Heilongjiang 150086)

AbstractObjective]Inodertoimprovetheibionactivityofthebiocontrolstrains.MetodThepreviouslysreenedoutacilus amyloliquefacsseaotasedtoc,gucsoicalsdeatii weretestedtoinvestigateteinhbitoryfectsontheargetFusarmoxyspoumbyplateassayResult]StrainBQDhbitediioy effectsagaistthretFusxspodrtidingctouluodosutho,eictiisimized when the culture medium consisted of 2% sucrose, 1.5% peptone, 0.15% potassium dihydrogen phosphate,and O.15% sodium chloride, with aninitial pH of 6.0 ,a liquid volume of 100mL ,an inoculation volume of 2% ,a shaking speed of 180r/min ,a culture temperature of (20 30% ,and a fermentation duration of 72h :[Conclusion] The potential biocontrol control of strain BQD1 needs further exploration. Key wordsBacillus amyloliquefaciens;Fermentation conditions;Optimization;Inhibition effect

目前,在大豆根腐病的防治措施中,化学药剂防治仍占据重要地位,即使化学药剂在施用量上有一定控制,但其不合理或长期施用仍会使病原菌产生抗药性。(剩余8319字)

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