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具有III型分泌系统的Pseudomonas moraviensis FP1761植物益生功能及其全基因组分析
摩拉维亚假单胞菌 生物防治 植物益生菌 全基因组分析 III型分泌系统
2020/12/24
本研究从节瓜根际分离到一株具有防病促生功能的荧光类假单胞菌FP1761。该菌株对部分植物病原真菌和细菌具有拮抗能力,能够解钾、解有机磷和无机磷,可产生氨、蛋白酶、嗜铁素、吲哚乙酸。生物测定表明菌株FP1761可显著促进小麦生长。生理生化、平均核苷酸相似度、16S rDNA和多基因分析将FP1761鉴定为摩拉维亚假单胞菌(Pseudomonas moraviensis)。菌株FP1761基因组草图全...
梨灰霉病菌拮抗细菌Pseudomonas extremorientalis的鉴定、发酵条件优化及防效评价
梨 灰葡萄孢 Pseudomonas extremorientalis 鉴定 发酵条件 防效
2019/12/30
灰霉病是梨贮藏期的主要病害,发病率高,为害严重。为了有效控制该病害发生,利用平皿稀释法从梨根际土壤中分离内生细菌,并采用琼脂平板扩散法进行抑菌活性初筛,筛选出1株拮抗细菌L21,基于形态特征、生理生化特性及16S rRNA和gyrB序列分析,鉴定为Pseudomonas extremorientalis。采用生长速率法测定菌株L21的无菌发酵液对12种病原真菌均有抑制作用,采用Salkowski比...
First report of Pseudomonas savastanoi pv. nerii on oleander in the Czech Republic
bacterial knot of oleander Pseudomonas savastanoi pv. nerii Nerium oleander Czech Republic
2015/2/2
The bacterium Pseudomonas savastanoi pv. nerii was identified as the causal agent of parenchymatous galls on leaves of potted oleander plants grown at Brno, Moravia, in 2004. The plants had originated...
Inhibitory effect of Pseudomonas spp. on the development of Botrytis cinerea and Penicillium expansum
biocontrol blue mold gray mold microbial interaction mechanism of biocontrol
2015/1/30
The influence of antagonistic Pseudomonas spp. on the development of Botrytis cinerea and Penicillium expansum was studied in liquid cultures. Two strains of Pseudomonas spp. (B194 and B224), original...