A streptomyces ramosus p10-4 capable of antagonizing multiple plant fungal disease pathogens and application thereof

Biopesticides and biofertilizers prepared from Streptomyces p10-4 and its fermentation broth have solved the problem of controlling various plant fungal diseases, achieving highly efficient inhibition of apple rot, apple leaf spot, banana wilt, cotton wilt, and corn stem base rot, demonstrating the potential of broad-spectrum resistance and environmentally friendly biological control.

CN122405500APending Publication Date: 2026-07-17SHANXI AGRI UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANXI AGRI UNIV
Filing Date
2026-05-28
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies are insufficient to effectively control a variety of plant fungal diseases. Chemical control methods increase production costs and cause environmental pollution, while biological control methods lack broad-spectrum resistant strains.

Method used

A Streptomyces p10-4 and its fermentation broth are provided for the preparation of biopesticides and biofertilizers, which can be used to control apple rot, apple leaf spot, banana wilt, cotton wilt and corn stem base rot, etc., by antagonizing a variety of plant fungal pathogens.

Benefits of technology

Streptomyces p10-4 exhibits highly effective inhibition against a variety of plant fungal diseases, especially apple leaf spot disease, with an inhibition rate as high as 92.94%, showing broad application prospects in biological control.

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Abstract

本发明公开了一种可拮抗多种植物真菌病害病原菌的枝链霉菌P10‑4及其应用,所述枝链霉菌P10‑4已于2025年11月27日保藏于中国微生物菌种保藏管理委员会普通微生物中心,保藏编号为CGMCC No.36796,分类命名为枝链霉菌(Streptomyces rameus)。本发明分离得到的枝链霉菌P10‑4对苹果腐烂病菌、苹果叶斑病菌、苹果再植病菌、香蕉枯萎病菌、棉花枯萎病菌和玉米茎基腐病菌均具有较强抑制作用,抑菌谱广。因此,该菌株生防效能优异,可作为高效生防功能菌株开发利用,在生物防治领域具有广阔的产业化应用前景与推广价值。
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