Cationic Hydroxyalkyl Guar for Microorganism Growth Amid Competing Flora
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Solution Overview
Problem
Existing biostimulant formulations face challenges in maintaining the activity and efficiency of microorganisms, particularly bacteria, due to competition from existing bacterial flora in the target medium, which hinders their growth and reproduction.
Innovation Solution
The use of cationic hydroxyalkyl guar with a molecular weight between 2,000 and 90,000 Daltons to enhance the growth rate of microorganisms by maintaining or increasing their biostimulant effect, measured by colony-forming units (CFU) using a spread-plating method.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If microorganisms are applied to target medium for biostimulation, then plant growth promotion is achieved, but existing bacterial flora competes with and hinders their growth and reproduction
Solution Approach 1:
A cationic hydroxyalkyl guar polymer is introduced as an intermediary substance that modifies the target medium environment. This polymer creates favorable conditions for the applied microorganisms by altering the physical-chemical properties of the medium, thereby mediating between the applied microorganisms and the competing native flora, and enabling the applied microorganisms to establish and grow effectively
Solution Approach 2:
The cationic hydroxyalkyl guar polymer changes key parameters of the target medium including charge density, viscosity, and surface properties. These parameter changes create an environment that favors the growth of applied microorganisms over native competing flora, thereby resolving the competition issue without directly eliminating the native flora
2Reliability
If biostimulant formulations are applied to maintain microorganism activity, then plant growth promotion is improved, but maintaining microorganism growth and reproduction in presence of competing flora remains difficult
Solution Approach 1:
The cationic hydroxyalkyl guar acts as a protective intermediary that shields applied microorganisms from competitive pressures. By modifying the medium properties, it creates a protected niche that maintains microorganism activity and enables sustained growth and reproduction despite the presence of native competing flora
Solution Approach 2:
The cationic hydroxyalkyl guar is applied in advance to modify the target medium environment before the applied microorganisms encounter competing native flora. This preliminary environmental modification creates favorable conditions that ensure successful establishment and sustained activity of the applied microorganisms
Data Source
AI summary
The present invention relates to the in vitro use of a cationic hydroxyalkyl guar for maintaining or increasing the growth rate of microorganisms, wherein said cationic hydroxyalkyl guar has an average molecular weight of between 2,000 Daltons and 90,000 Daltons.