Table 3.

List of advance molecular techniques used for characterization of rhizosphere microbial communities.

S. No.	Techniques used	Aim of the study	References
1.	Amplicon gene sequencing of conserved marker genes, 16S rRNA	Terrestrial mangrove fern Acrostichum from Indian Sunderbans	[179]
		Unearthing microbial diversity of Taxus rhizosphere	[155]
		Rhizobacterial population of Arachis hypogaea	[180]
		Bacterial and fungal rhizosphere Communities in hydrocarbon-contaminated soils	[125]
		Rhizosphere of apple nurseries	[181]
2.	Metagenome sequencing	Rhizosphere of Taxus	[182]
		Gray mangroves (Avicennia marina) in the Red Sea	[144]
		Grassland plant community richness and soil edaphics	[183], [184], [193]
		454 pyrosequencing to analyze rhizosphere fungal communities during soybean growth	[167]
		Rhizosphere of soybean	[194]
3.	Metatranscriptome sequencing	Rhizosphere microbiome assemblage affected by plant development	[32]
		Root surface microbiome	[185]
4.	Metaproteomic profiling	Phyllosphere and rhizosphere of rice	[166]
		Sugarcane rhizospheric	[186]
5.	Metabolomic profiling	Mycorrhizal tomato roots	[187], [188]