Research Progress and Perspectives of Nitrogen Fixing Bacterium, Gluconacetobacter diazotrophicus, in Monocot Plants

Table 4

Plant growth promoting properties of G. diazotrophicus.

Plant growth promotion	Traits	Capabilities	Sources
Biological nitrogen fixation	NH4^+	400–417 nmoles of C2H4 hr^−1 mg^−1 cell protein	[105]; [106]
Phytohormone secretion	IAA	4–7 𝜇g mL^−1	[87, 105]
	Gibberellin	GA1—1.6 ng mL^−1	[52]
		GA3—11.9 ng mL^−1
Mineral nutrient solubilization	Phosphorus	25–31 mm solubilization zone	[99]
	Zinc	30–48 mm solubilization zone	[99, 107]
Phytopathogen antagonism	Lysozyme-like bacteriocin	Inhibition of X. albilineans	[60]
	Inhibition zone of mycelial growth	F. solani, F. solani phaseoli, F. sambucinum, F. culmorum, F. moniliforme, F. graminearum, H. carbonum	[61]

All data are dependent on strain and carbon source.