Preparation method and application of salt-dissolving and growth-promoting compound microbial agent

The invention discloses a preparation method and application of a salt-dissolving and growth-promoting compound microbial inoculant, and the preparation method comprises the following steps: respectively activating and culturing escherichia coli BL-EF and Raoultella elongata SRPG-4, and adding IPTG...

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Bibliographische Detailangaben
Hauptverfasser: LIU XIAOCHEN, SUN LINLIN, ZHOU XIAOHU, WU ZHANXING, TIAN FEI, HE YANHUI, JIA XINYU
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a preparation method and application of a salt-dissolving and growth-promoting compound microbial inoculant, and the preparation method comprises the following steps: respectively activating and culturing escherichia coli BL-EF and Raoultella elongata SRPG-4, and adding IPTG (isopropyl-beta-d-thiogalactoside) for low-temperature induction when the culture thalli of the escherichia coli BL-EF grow to the end of the logarithmic phase. The preparation method comprises the following steps: respectively diluting the obtained escherichia coli BL-EF fermentation liquor and Raoultella elongata SRPG-4 fermentation liquor for efficiently expressing ACC deaminase by using normal saline to prepare an escherichia coli BL-EF bacterial liquid and a Raoultella elongata SRPG-4 bacterial liquid for efficiently expressing ACC deaminase; and then mixing an escherichia coli BL-EF bacterial liquid and a Raoultella elongata SRPG-4 bacterial liquid which efficiently express ACC deaminase according to a volume