期刊论文

Screening and identification of antagonistic strain against Phytophthora capsici and the biocontrol potential

中文

湖南农业大学学报(自然科学版)

1007-1032

2023

49

4

442-447

10.13331/j.cnki.jhau.2023.04.010

NT2021004:岭南现代农业科学与技术广东省实验室项目 2021NK1006:湖南省科学技术厅麓山种业项目 20K071:湖南省教育厅高校科技创新平台建设项目

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从湖南省长沙、衡阳、岳阳等地辣椒种植区土样中分离筛选出6株拮抗辣椒疫霉病菌的放线菌,采用含毒介质法检测,发现L57-60菌株发酵液的5倍稀释液对辣椒疫霉菌的抑制效果达到98.61%;通过形态学特征观察、生理生化特性鉴定以...展开更多 从湖南省长沙、衡阳、岳阳等地辣椒种植区土样中分离筛选出6株拮抗辣椒疫霉病菌的放线菌,采用含毒介质法检测,发现L57-60菌株发酵液的5倍稀释液对辣椒疫霉菌的抑制效果达到98.61%;通过形态学特征观察、生理生化特性鉴定以及16S rDNA、recA基因、atpD基因和rpo B基因联合建树分析,确定L57-60菌株为橄榄色链霉菌(Streptomycesolivaceus)。抗菌谱测定结果表明,L57-60...

Six strains of antagonistic actinomycetes against Phytophthora capsici were isolated and screened from soil samples of pepper planting areas in Changsha,Hengyang and Yueyang,Hunan Province.The results showed that the 5times sterile dilution of the fermentation broth of ...MORE Six strains of antagonistic actinomycetes against Phytophthora capsici were isolated and screened from soil samples of pepper planting areas in Changsha,Hengyang and Yueyang,Hunan Province.The results showed that the 5times sterile dilution of the fermentation broth of strain L57-60 had 98.61% inhibition effect on Phytop...