Question

Which of the following statement is not true about fluorescent pseudomonas?

A suppress the pathogens either directly through the production of various secondary metabolites or indirectly by inducing plant-mediated defense reactions.
B Fluorescent pseudomonads are root colonizers because they occur in the natural habitat of rhizosphere
C suppress the pathogens by antibiosis through the production of various antibiotic substances such as 2,4-diacetyl phloroglucinol, phenazine-1-carboxylic acid
D suppress the pathogens by antibiosis through the production of various antibiotic substances such as 2,4-diacetyl phloroglucinol, phenazine-1-carboxylic acid
E produce siderophores such as pseudobactin and pyoverdine which chelate the iron available in the soil and make it unavailable to pathogen thus the pathogen dies for want of iron.
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