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一种复合高温菌剂及其在抑制堆肥中抗性基因反弹的应用

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10Claims · 4 independent
§ Ⅰ

Dossier Overview

Inventor

陈荔; 陈志; 廖斌斌; 翟凯鹏; 阳润心

Filing Date

Jul 21, 2026

Publication Date

Oct 20, 2026

IPC Classification

C12N 1/20 (2026.01)C05F 15/00 (2006.01)C05F 11/08 (2006.01)C05F 17/20 (2020.01)C12R 1/07 (2006.01)C12R 1/01 (2006.01)

本发明公开了一种复合高温菌剂及其在抑制堆肥中抗性基因反弹的应用,该复合高温菌剂包括嗜热铁还原菌、嗜热菌、基础培养基、载体和调理剂,嗜热铁还原菌为Bacillus composti SgZ‑9,嗜热菌为Calditerricola yamamurae YMO722,载体包括铁矿物纳米酶和铁改性生物炭。本发明的复合高温菌剂在有氧条件下,嗜热铁还原菌驱动铁矿物纳米酶和铁改性生物炭中铁离子进行氧化还原循环,产生大量的·OH,破坏ARGs的DNA结构并促进EPFRs形成,消减ARGs;嗜热菌使堆体持续升温,直接加速胞外游离ARGs的热变性分解,杀灭ARGs的宿主病原菌。堆体中的大量·OH结合高温条件促进了EPFRs的持续产生和累积,其通过抑制细菌间的群体感应,减少堆肥腐熟期宿主病原菌的再繁殖,实现对高温堆肥中ARGs反弹的有效抑制。

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