Method for improving trichodermin content in fermentation liquor of Trichoderma harzianum strain L
A technology of fermentation broth and trichoderma, which is applied in the field of microorganisms, can solve the problems of low production capacity and low level of hormone production, and achieve the reliable effect of improving the level of production of hormones.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0020] Cucumber Fusarium wilt culture: purchased from Institute of Plant Protection and Microbiology, Zhejiang Academy of Agricultural Sciences. The medium is potato dextrose liquid medium (PD), 60mL of PD liquid medium in a 300mL triangular bottle, pick a little mycelium of Fusarium wilt fungus with an inoculation hook, put it in a sterilized culture bottle, and place it on a shaker at 26°C to 28°C, 200r / min, shaking culture for 6 days, the fermentation broth was centrifuged at 5000r / min for 10min, the mycelium was collected, and vacuum freeze-dried at -53°C and 0.5mbar for 15h, and the inactivated mycelium was in a mortar under sterile conditions Grind to powder, set aside;
[0021] Liquid fermentation of Trichoderma harzianum strain L: Trichoderma harzianum strain L is an endophytic fungus isolated from Lycium chinensis. This strain has been preserved in the General Microorganism Center of China Committee for the Collection of Microorganisms. The preservation date was Augu...
Embodiment 2
[0025] The cultivation of cucumber wilt pathogen: with embodiment 1;
[0026] Liquid fermentation of Trichoderma harzianum strain L: Trichoderma harzianum strain L is an endophytic fungus isolated from Chinese wolfberry, and the fermentation medium formula: its components and content (mass contained in each liter of medium) are Fusarium wilt of cucumber Silk powder 90mg, peptone 30g, corn flour 10g, glucose 15g, bran 5g, MnCl 2 0.01g, KH 2 PO 4 0.1g, MgSO 4 0.05g; no inactivated mycelium powder of Fusarium wilt of cucumber was added to the control, and the remaining components and contents were the same as the fermentation medium formula; 60mL of fermentation medium was packed in a 300mL triangular bottle, and 1mL of Trichoderma harzianum strain L spores were sucked with a sterile pipette Suspension (1×10 6 1 / mL) in a sterilized culture bottle, placed on a shaker at 28°C, 180r / min, shaking culture for 96h, the fermentation broth was centrifuged at 5000r / min for 10min, and ...
Embodiment 3
[0030] The cultivation of cucumber wilt pathogen: with embodiment 1;
[0031] Liquid fermentation of Trichoderma harzianum strain L: Trichoderma harzianum strain L is an endophytic fungus isolated from Chinese wolfberry, and the fermentation medium formula: its components and content (mass contained in each liter of medium) are Fusarium wilt of cucumber Silk powder 90mg (added after Trichoderma harzianum liquid fermentation for 24 hours), peptone 30g, corn flour 10g, glucose 15g, bran 5g, MnCl 2 0.01g, KH 2 PO 4 0.1g, MgSO 4 0.05g; no inactivated mycelium powder of Fusarium wilt of cucumber was added to the control, and the remaining components and contents were the same as the fermentation medium formula; 60mL of fermentation medium was packed in a 300mL triangular bottle, and 1mL of Trichoderma harzianum strain L spores were sucked with a sterile pipette Suspension (1×10 6 each / mL) in a sterilized culture bottle, placed on a shaker at 28°C, 180r / min, shaking culture for 10...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com